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style=\"margin-left:0cm;margin-right:0cm\">\u57fa\u4e8e\u6295\u5f71\u7684\u5feb\u901f\u68c0\u6d4b&#xff08;\u6c34\u5e73\/\u5782\u76f4\u7070\u5ea6\u6295\u5f71\u5b9a\u4f4d\u77b3\u5b54\u6697\u533a\u548c\u8679\u819c\u73af\u72b6\u533a\u57df&#xff09;\u3001\u5f62\u6001\u5b66\u64cd\u4f5c&#xff08;\u9608\u503c\u5206\u5272&#043;\u8150\u8680\u81a8\u80c0&#043;\u8fde\u901a\u57df\u5206\u6790\u63d0\u53d6\u77b3\u5b54\u5019\u9009\u533a\u57df&#xff09;\u3001\u6df1\u5ea6\u5b66\u4e60\u68c0\u6d4b&#xff08;YOLO\/SSD\/Faster 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style=\"margin-left:0cm;margin-right:0cm\">\u4e8c\u3001\u8679\u819c\u56fe\u50cf\u91c7\u96c6\u4e0e\u9884\u5904\u7406<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">2.1\u00a0\u8fd1\u7ea2\u5916\u6210\u50cf\u539f\u7406<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8679\u819c\u8bc6\u522b\u51e0\u4e4e\u5168\u90e8\u4f7f\u7528\u8fd1\u7ea2\u5916&#xff08;Near Infrared, NIR&#xff09;\u6210\u50cf\u800c\u975e\u53ef\u89c1\u5149\u6210\u50cf&#xff0c;\u8fd9\u662f\u7531\u8679\u819c\u7684\u5149\u5b66\u7279\u6027\u51b3\u5b9a\u7684\u3002\u53ef\u89c1\u5149&#xff08;400-700nm&#xff09;\u4e0b&#xff0c;\u8679\u819c\u7684\u53ef\u89c1\u989c\u8272&#xff08;\u84dd\u3001\u7eff\u3001\u68d5\u3001\u9ed1&#xff09;\u7531\u8679\u819c\u57fa\u8d28\u5c42\u4e2d\u7684\u9ed1\u8272\u7d20\u542b\u91cf\u51b3\u5b9a\u2014\u2014\u6d45\u8272\u8679\u819c&#xff08;\u84dd\/\u7eff&#xff09;\u9ed1\u8272\u7d20\u5c11&#xff0c;\u7eb9\u7406\u5728\u53ef\u89c1\u5149\u4e0b\u53ef\u89c1&#xff1b;\u4f46\u6df1\u8272\u8679\u819c&#xff08;\u68d5\/\u9ed1&#xff0c;\u5360\u5168\u7403\u4eba\u53e3\u5927\u591a\u6570&#xff0c;\u5c24\u5176\u662f\u4e9a\u6d32\u548c\u975e\u6d32\u4eba\u7fa4&#xff09;\u9ed1\u8272\u7d20\u591a&#xff0c;\u5728\u53ef\u89c1\u5149\u4e0b\u7eb9\u7406\u88ab\u8272\u7d20\u63a9\u76d6&#xff0c;\u51e0\u4e4e\u770b\u4e0d\u5230\u7ec6\u8282&#xff0c;\u65e0\u6cd5\u7528\u4e8e\u8bc6\u522b\u3002\u800c\u5728\u8fd1\u7ea2\u5916\u6ce2\u6bb5&#xff08;\u901a\u5e38700-900nm&#xff0c;\u6700\u5e38\u7528850nm&#xff09;&#xff0c;\u9ed1\u8272\u7d20\u7684\u5438\u6536\u663e\u8457\u964d\u4f4e&#xff0c;\u8fd1\u7ea2\u5916\u5149\u80fd\u591f\u7a7f\u900f\u8679\u819c\u57fa\u8d28\u5c42&#xff0c;\u63ed\u793a\u51fa\u6df1\u5c42\u7684\u7eb9\u7406\u7ed3\u6784\u2014\u2014\u65e0\u8bba\u8679\u819c\u5728\u53ef\u89c1\u5149\u4e0b\u662f\u4ec0\u4e48\u989c\u8272&#xff0c;\u5728\u8fd1\u7ea2\u5916\u56fe\u50cf\u4e2d\u90fd\u5448\u73b0\u51fa\u4e30\u5bcc\u7684\u7eb9\u7406\u7ec6\u8282&#xff08;\u9690\u7a9d\u3001\u8936\u76b1\u3001\u653e\u5c04\u7eb9\u3001\u8272\u7d20\u6591\u7b49&#xff09;\u3002\u56e0\u6b64&#xff0c;\u8fd1\u7ea2\u5916\u6210\u50cf\u4f7f\u5f97\u8679\u819c\u8bc6\u522b\u5bf9\u6240\u6709\u4eba\u79cd\u3001\u6240\u6709\u8679\u819c\u989c\u8272\u90fd\u6709\u6548&#xff0c;\u8fd9\u662f\u8679\u819c\u8bc6\u522b\u80fd\u591f\u5168\u7403\u63a8\u5e7f\u7684\u5173\u952e\u6280\u672f\u9009\u62e9\u3002<\/p>\n<p 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style=\"margin-left:0cm;margin-right:0cm\">\u8fd1\u7ea2\u5916\u56fe\u50cf\u7684\u5178\u578b\u7279\u5f81&#xff1a;\u2460\u7070\u5ea6\u56fe\u50cf\u2014\u2014\u8fd1\u7ea2\u5916\u4f20\u611f\u5668\u901a\u5e38\u8f93\u51fa\u5355\u901a\u9053\u7070\u5ea6\u56fe&#xff08;\u4e0d\u4f7f\u7528Bayer\u8272\u5f69\u63d2\u503c&#xff0c;\u56e0\u4e3a\u8fd1\u7ea2\u5916\u4e0b\u989c\u8272\u4fe1\u606f\u65e0\u610f\u4e49\u4e14\u4f1a\u964d\u4f4e\u5206\u8fa8\u7387&#xff09;&#xff0c;\u7070\u5ea6\u503c\u53cd\u6620\u8679\u819c\u5bf9\u8fd1\u7ea2\u5916\u5149\u7684\u53cd\u5c04\u7387&#xff1b;\u2461\u9ad8\u5bf9\u6bd4\u5ea6\u7eb9\u7406\u2014\u2014\u77b3\u5b54\u5728\u8fd1\u7ea2\u5916\u4e0b\u5448\u6df1\u9ed1\u8272&#xff08;\u51e0\u4e4e\u4e0d\u53cd\u5c04&#xff09;&#xff0c;\u5de9\u819c\u5448\u4eae\u767d\u8272&#xff08;\u9ad8\u53cd\u5c04&#xff09;&#xff0c;\u8679\u819c\u5448\u4e2d\u7070\u8272\u4e14\u7eb9\u7406\u4e30\u5bcc&#xff0c;\u4e09\u8005\u7070\u5ea6\u5dee\u5f02\u5927&#xff0c;\u4fbf\u4e8e\u8fb9\u754c\u68c0\u6d4b&#xff1b;\u2462\u4f4e\u566a\u58f0\u2014\u2014\u4e3b\u52a8\u8fd1\u7ea2\u5916\u7167\u660e\u63d0\u4f9b\u4e86\u5145\u8db3\u4e14\u5747\u5300\u7684\u5149\u7ebf&#xff0c;\u4f20\u611f\u5668\u53ef\u4ee5\u7528\u4f4e\u589e\u76ca\u548c\u77ed\u66dd\u5149&#xff0c;\u56fe\u50cf\u566a\u58f0\u4f4e&#xff1b;\u2463\u5bf9\u773c\u955c\u548c\u53cd\u5149\u654f\u611f\u2014\u2014\u773c\u955c\u7247\u5728\u8fd1\u7ea2\u5916\u4e0b\u53ef\u80fd\u4ea7\u751f\u53cd\u5149&#xff08;specular reflection&#xff09;&#xff0c;\u5f62\u6210\u4eae\u6591\u906e\u6321\u8679\u819c\u7eb9\u7406&#xff0c;\u9700\u8981\u5728\u5206\u5272\u548c\u63a9\u7801\u4e2d\u5904\u7406&#xff1b;\u2464\u5bf9\u776b\u6bdb\u548c\u773c\u7751\u654f\u611f\u2014\u2014\u776b\u6bdb\u5728\u8fd1\u7ea2\u5916\u4e0b\u5448\u9ed1\u8272\u6761\u72b6\u9634\u5f71&#xff0c;\u906e\u6321\u8679\u819c\u4e0a\u90e8\u7eb9\u7406&#xff0c;\u9700\u8981\u68c0\u6d4b\u548c\u63a9\u7801\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8fd1\u5e74\u6765&#xff0c;\u53ef\u89c1\u5149\u8679\u819c\u8bc6\u522b&#xff08;Visible Spectrum Iris Recognition, 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style=\"margin-left:0cm;margin-right:0cm\">2.2\u00a0\u91c7\u96c6\u8bbe\u5907\u4e0e\u534f\u8bae<\/p>\n<p 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style=\"margin-left:0cm;margin-right:0cm\">\u91c7\u96c6\u8d28\u91cf\u7684\u91cf\u5316\u6307\u6807\u901a\u5e38\u5305\u62ec&#xff1a;\u2460\u8679\u819c\u50cf\u7d20\u76f4\u5f84\u2014\u2014\u8679\u819c\u5728\u56fe\u50cf\u4e2d\u7684\u50cf\u7d20\u76f4\u5f84&#xff0c;\u5efa\u8bae\u5927\u4e8e150\u50cf\u7d20&#xff08;\u6ce8\u518c&#xff09;\u548c100\u50cf\u7d20&#xff08;\u8bc6\u522b&#xff09;&#xff0c;\u76f4\u5f84\u8d8a\u5927\u7eb9\u7406\u8d8a\u6e05\u6670&#xff1b;\u2461\u6e05\u6670\u5ea6\u2014\u2014\u8679\u819c\u533a\u57df\u7684\u68af\u5ea6\/\u62c9\u666e\u62c9\u65af\u65b9\u5dee&#xff0c;\u5927\u4e8e\u9608\u503c\u8868\u793a\u6e05\u6670&#xff0c;\u6a21\u7cca\u56fe\u50cf\u7eb9\u7406\u4e0d\u53ef\u8fa8&#xff1b;\u2462\u8679\u819c\u53ef\u89c1\u5ea6\u2014\u2014\u672a\u88ab\u773c\u7751\/\u776b\u6bdb\/\u53cd\u5149\/\u773c\u955c\u906e\u6321\u7684\u8679\u819c\u9762\u79ef\u6bd4\u4f8b&#xff0c;\u5efa\u8bae\u5927\u4e8e60-70%&#xff1b;\u2463\u77b3\u5b54\u76f4\u5f84\u6bd4\u2014\u2014\u77b3\u5b54\u534a\u5f84\u4e0e\u8679\u819c\u534a\u5f84\u4e4b\u6bd4&#xff0c;\u5efa\u8bae\u57280.2-0.7\u4e4b\u95f4&#xff08;\u77b3\u5b54\u8fc7\u5c0f\u6216\u8fc7\u5927\u90fd\u5f71\u54cd\u5f52\u4e00\u5316\u548c\u7eb9\u7406&#xff09;&#xff1b;\u2464\u504f\u89d2\u2014\u2014\u8679\u819c\u5e73\u9762\u4e0e\u6444\u50cf\u5934\u5149\u8f74\u7684\u5939\u89d2&#xff0c;\u5efa\u8bae\u5c0f\u4e8e20-30\u5ea6&#xff08;\u504f\u89d2\u8fc7\u5927\u5bfc\u81f4\u8679\u819c\u900f\u89c6\u53d8\u5f62\u548c\u5916\u4fa7\u88ab\u773c\u7751\u906e\u6321&#xff09;&#xff1b;\u2465\u5bf9\u6bd4\u5ea6\u2014\u2014\u8679\u819c\u4e0e\u77b3\u5b54\/\u5de9\u819c\u7684\u7070\u5ea6\u5dee&#xff0c;\u5927\u4e8e\u9608\u503c\u8868\u793a\u8fb9\u754c\u6e05\u6670\u3002\u8fd9\u4e9b\u6307\u6807\u7efc\u5408\u4e3a\u4e00\u4e2a\u8d28\u91cf\u5206\u6570&#xff08;0-100&#xff09;&#xff0c;\u6ce8\u518c\u65f6\u8981\u6c42\u8d28\u91cf\u5206\u6570\u5927\u4e8e80-90&#xff0c;\u8bc6\u522b\u65f6\u5927\u4e8e60-70&#xff08;\u8bc6\u522b\u53ef\u4ee5\u5bb9\u5fcd\u7a0d\u4f4e\u8d28\u91cf&#xff0c;\u56e0\u4e3a\u53ea\u9700\u8981\u4e0e\u5df2\u6ce8\u518c\u6a21\u677f\u5339\u914d&#xff09;\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">2.3\u00a0\u56fe\u50cf\u9884\u5904\u7406<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u91c7\u96c6\u5230\u7684\u539f\u59cb\u8fd1\u7ea2\u5916\u56fe\u50cf\u5728\u8fdb\u5165\u68c0\u6d4b\u548c\u5b9a\u4f4d\u4e4b\u524d&#xff0c;\u901a\u5e38\u9700\u8981\u8fdb\u884c\u57fa\u7840\u9884\u5904\u7406&#xff0c;\u63d0\u5347\u56fe\u50cf\u8d28\u91cf\u5e76\u51cf\u5c11\u540e\u7eed\u5904\u7406\u96be\u5ea6&#xff1a;\u2460\u53bb\u566a\u2014\u2014\u8fd1\u7ea2\u5916\u56fe\u50cf\u867d\u7136\u566a\u58f0\u4f4e&#xff0c;\u4f46\u4f20\u611f\u5668\u5728\u9ad8\u589e\u76ca\u6216\u77ed\u66dd\u5149\u4e0b\u4ecd\u6709\u566a\u58f0&#xff0c;\u7528\u9ad8\u65af\u6a21\u7cca&#xff08;\u5c0f\u68383&#215;3&#xff0c;\u53bb\u566a\u540c\u65f6\u4fdd\u7559\u8fb9\u7f18&#xff09;\u3001\u4e2d\u503c\u6ee4\u6ce2&#xff08;\u53bb\u9664\u6912\u76d0\u566a\u58f0\u548c\u574f\u70b9&#xff09;\u3001\u53cc\u8fb9\u6ee4\u6ce2&#xff08;\u53bb\u566a\u540c\u65f6\u4fdd\u8fb9&#xff09;\u3001\u975e\u5c40\u90e8\u5747\u503c\u53bb\u566a&#xff08;NLM&#xff0c;\u6548\u679c\u597d\u4f46\u8ba1\u7b97\u6162&#xff09;\u7b49\u65b9\u6cd5&#xff1b;\u2461\u574f\u70b9\u6821\u6b63\u2014\u2014\u4f20\u611f\u5668\u53ef\u80fd\u6709\u574f\u70b9&#xff08;\u5e38\u4eae\u6216\u5e38\u6697\u50cf\u7d20&#xff09;&#xff0c;\u7528\u90bb\u57df\u63d2\u503c\u6216\u574f\u70b9\u8868\u6821\u6b63&#xff1b;\u2462\u5149\u7167\u6821\u6b63\u2014\u2014\u8fd1\u7ea2\u5916LED\u7167\u660e\u867d\u7136\u5747\u5300&#xff0c;\u4f46\u4ecd\u53ef\u80fd\u6709\u4e2d\u5fc3\u4eae\u8fb9\u7f18\u6697\u7684\u6e10\u6655&#xff08;vignetting&#xff09;&#xff0c;\u7528\u5e73\u573a\u6821\u6b63&#xff08;Flat Field Correction&#xff0c;\u62cd\u6444\u5747\u5300\u767d\u7eb8\u56fe\u50cf\u4f5c\u4e3a\u589e\u76ca\u53c2\u8003&#xff0c;\u9010\u50cf\u7d20\u6821\u6b63\u589e\u76ca&#xff09;\u6216Retinex\u7b97\u6cd5&#xff08;\u4f30\u8ba1\u5149\u7167\u5206\u91cf\u5e76\u53bb\u9664&#xff0c;\u4fdd\u7559\u53cd\u5c04\u5206\u91cf\u5373\u7eb9\u7406&#xff09;\u6821\u6b63\u4e0d\u5747\u5300\u5149\u7167&#xff1b;\u2463\u5bf9\u6bd4\u5ea6\u589e\u5f3a\u2014\u2014\u539f\u59cb\u56fe\u50cf\u5bf9\u6bd4\u5ea6\u53ef\u80fd\u504f\u4f4e&#xff0c;\u7528\u76f4\u65b9\u56fe\u5747\u8861\u5316&#xff08;HE&#xff0c;\u5168\u5c40\u589e\u5f3a&#xff09;\u3001CLAHE&#xff08;\u9650\u5236\u5bf9\u6bd4\u5ea6\u81ea\u9002\u5e94\u76f4\u65b9\u56fe\u5747\u8861\u5316&#xff0c;\u5206\u5757\u589e\u5f3a\u4e14\u9650\u5236\u5bf9\u6bd4\u5ea6\u653e\u5927\u500d\u6570&#xff0c;\u907f\u514d\u566a\u58f0\u653e\u5927&#xff0c;\u662f\u6700\u5e38\u7528\u7684\u65b9\u6cd5&#xff09;\u3001\u4f3d\u9a6c\u6821\u6b63&#xff08;\u8c03\u6574\u7070\u5ea6\u66f2\u7ebf&#xff0c;\u589e\u5f3a\u4e2d\u7070\u533a\u57df\u7eb9\u7406&#xff09;\u7b49\u65b9\u6cd5\u589e\u5f3a\u8679\u819c\u7eb9\u7406\u5bf9\u6bd4\u5ea6&#xff1b;\u2464\u51e0\u4f55\u6821\u6b63\u2014\u2014\u955c\u5934\u7578\u53d8&#xff08;\u5fae\u8ddd\u955c\u5934\u53ef\u80fd\u6709\u6876\u5f62\u6216\u6795\u5f62\u7578\u53d8&#xff09;&#xff0c;\u7528\u68cb\u76d8\u683c\u6807\u5b9a\u5f97\u5230\u7578\u53d8\u53c2\u6570&#xff0c;\u6821\u6b63\u56fe\u50cf\u51e0\u4f55&#xff1b;\u2465\u5206\u8fa8\u7387\u5904\u7406\u2014\u2014\u5982\u679c\u56fe\u50cf\u5206\u8fa8\u7387\u8fc7\u9ad8&#xff08;\u59824000&#215;3000&#xff09;&#xff0c;\u5148\u964d\u91c7\u6837\u5230\u5408\u9002\u5c3a\u5bf8&#xff08;\u59821000&#215;1000&#xff09;\u51cf\u5c11\u8ba1\u7b97\u91cf&#xff1b;\u5982\u679c\u5206\u8fa8\u7387\u8fc7\u4f4e&#xff0c;\u7528\u8d85\u5206\u8fa8\u7387\u91cd\u5efa&#xff08;\u6df1\u5ea6\u5b66\u4e60\u65b9\u6cd5\u5982SRGAN\/ESRGAN&#xff0c;\u6216\u4f20\u7edf\u63d2\u503c\u5982\u53cc\u4e09\u6b21&#xff09;\u63d0\u5347\u7eb9\u7406\u53ef\u89c1\u5ea6&#xff1b;\u2466ROI\u7c97\u88c1\u526a\u2014\u2014\u5982\u679c\u6574\u5e45\u56fe\u50cf\u5305\u542b\u5927\u91cf\u80cc\u666f&#xff08;\u5982\u5168\u8138\u6216\u4e0a\u534a\u8eab&#xff09;&#xff0c;\u5148\u7528\u4eba\u8138\/\u4eba\u773c\u68c0\u6d4b\u7c97\u88c1\u526a\u51fa\u4eba\u773c\u533a\u57df&#xff0c;\u51cf\u5c11\u540e\u7eed\u5904\u7406\u8303\u56f4\u3002\u9884\u5904\u7406\u7684\u76ee\u6807\u662f\u8f93\u51fa\u4e00\u5e45\u566a\u58f0\u4f4e\u3001\u5149\u7167\u5747\u5300\u3001\u7eb9\u7406\u6e05\u6670\u3001\u5c3a\u5bf8\u5408\u9002\u7684\u4eba\u773c\u7070\u5ea6\u56fe\u50cf&#xff0c;\u4f9b\u540e\u7eed\u8679\u819c\u68c0\u6d4b\u548c\u5b9a\u4f4d\u4f7f\u7528\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u4e09\u3001\u8679\u819c\u68c0\u6d4b&#xff08;\u7c97\u5b9a\u4f4d&#xff09;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8679\u819c\u68c0\u6d4b&#xff08;Iris Detection&#xff09;\u7684\u4efb\u52a1\u662f\u5728\u6574\u5e45\u4eba\u773c\u56fe\u50cf&#xff08;\u6216\u5168\u8138\u56fe\u50cf&#xff09;\u4e2d\u5feb\u901f\u627e\u5230\u8679\u819c\u533a\u57df\u7684\u5927\u81f4\u4f4d\u7f6e\u548c\u8303\u56f4&#xff0c;\u8f93\u51fa\u4e00\u4e2a\u5305\u542b\u8679\u819c\u7684\u611f\u5174\u8da3\u533a\u57df&#xff08;ROI&#xff09;&#xff0c;\u4f9b\u540e\u7eed\u7cbe\u51c6\u5b9a\u4f4d\u548c\u5206\u5272\u4f7f\u7528\u3002\u68c0\u6d4b\u4e0d\u9700\u8981\u7cbe\u786e\u5230\u50cf\u7d20\u7ea7\u8fb9\u754c&#xff0c;\u53ea\u9700\u8981\u5feb\u901f\u3001\u9c81\u68d2\u5730\u6846\u51fa\u8679\u819c\u533a\u57df&#xff0c;\u7f29\u5c0f\u540e\u7eed\u5904\u7406\u8303\u56f4&#xff08;\u4ece\u6574\u5e45\u56fe\u50cf\u51e0\u767e\u5230\u51e0\u5343\u50cf\u7d20\u7f29\u5c0f\u5230ROI\u51e0\u767e\u50cf\u7d20&#xff0c;\u8ba1\u7b97\u91cf\u51cf\u5c11\u4e00\u4e2a\u6570\u91cf\u7ea7\u4ee5\u4e0a&#xff09;\u3002\u8679\u819c\u68c0\u6d4b\u7684\u65b9\u6cd5\u5206\u4e3a\u4f20\u7edf\u8ba1\u7b97\u673a\u89c6\u89c9\u65b9\u6cd5\u548c\u6df1\u5ea6\u5b66\u4e60\u65b9\u6cd5\u4e24\u5927\u7c7b\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">3.1\u00a0\u57fa\u4e8e\u6295\u5f71\u548c\u5f62\u6001\u5b66\u7684\u5feb\u901f\u68c0\u6d4b<\/p>\n<p 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style=\"margin-left:0cm;margin-right:0cm\">3.3 ROI\u63d0\u53d6\u4e0e\u8d28\u91cf\u521d\u5224<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u68c0\u6d4b\u5230\u8679\u819c\u4f4d\u7f6e\u540e&#xff0c;\u9700\u8981\u63d0\u53d6ROI\u5e76\u8fdb\u884c\u521d\u6b65\u8d28\u91cf\u5224\u65ad&#xff1a;\u2460ROI\u88c1\u526a\u2014\u2014\u4ee5\u68c0\u6d4b\u5230\u7684\u8679\u819c\u4e2d\u5fc3&#xff08;\u6216\u77b3\u5b54\u4e2d\u5fc3&#xff09;\u4e3a\u4e2d\u5fc3&#xff0c;\u88c1\u526a\u4e00\u4e2a\u56fa\u5b9a\u5927\u5c0f\u7684\u6b63\u65b9\u5f62\u533a\u57df&#xff08;\u5982320&#215;320\u6216640&#215;640&#xff0c;\u786e\u4fdd\u5305\u542b\u5b8c\u6574\u8679\u819c&#043;\u77b3\u5b54&#043;\u90e8\u5206\u5de9\u819c\u548c\u773c\u7751&#xff0c;\u5916\u6269\u6bd4\u4f8b\u901a\u5e38\u4e3a\u8679\u819c\u4f30\u8ba1\u534a\u5f84\u76841.5-2\u500d&#xff09;&#xff0c;\u5982\u679c\u8679\u819c\u9760\u8fd1\u56fe\u50cf\u8fb9\u7f18&#xff0c;\u7528\u955c\u50cf\u586b\u5145\u6216\u96f6\u586b\u5145\u907f\u514d\u8d8a\u754c&#xff1b;\u2461ROI\u5185\u8d28\u91cf\u521d\u5224\u2014\u2014\u5728ROI\u5185\u5feb\u901f\u8bc4\u4f30&#xff1a;\u662f\u5426\u6709\u8db3\u591f\u5927\u7684\u6697\u8272\u77b3\u5b54\u533a\u57df&#xff08;\u77b3\u5b54\u9762\u79ef\u5360\u6bd4\u5927\u4e8e2%&#xff09;\u3001\u8679\u819c\u73af\u5f62\u7ed3\u6784\u662f\u5426\u5b58\u5728&#xff08;\u77b3\u5b54\u5916\u662f\u5426\u6709\u4e2d\u7070\u8272\u73af\u5f62\u533a\u57df&#xff09;\u3001\u662f\u5426\u4e25\u91cd\u6a21\u7cca&#xff08;\u62c9\u666e\u62c9\u65af\u65b9\u5dee\u662f\u5426\u5927\u4e8e\u9608\u503c&#xff09;\u3001\u662f\u5426\u6709\u5927\u9762\u79ef\u53cd\u5149&#xff08;\u9ad8\u4eae\u50cf\u7d20\u5360\u6bd4\u662f\u5426\u5c0f\u4e8e10%&#xff09;&#xff1b;\u8d28\u91cf\u4e0d\u8fbe\u6807\u65f6\u76f4\u63a5\u8fd4\u56de\u5931\u8d25&#xff0c;\u4e0d\u8fdb\u5165\u540e\u7eed\u8017\u65f6\u7684\u7cbe\u51c6\u5b9a\u4f4d\u548c\u5206\u5272&#xff0c;\u63d0\u5347\u7cfb\u7edf\u6574\u4f53\u6548\u7387&#xff1b;\u2462\u591a\u5e27\u9009\u62e9\u2014\u2014\u89c6\u9891\u6d41\u4e2d\u8fde\u7eed\u91c7\u96c6\u591a\u5e27&#xff0c;\u5bf9\u6bcf\u5e27\u505a\u68c0\u6d4b\u548c\u8d28\u91cf\u521d\u5224&#xff0c;\u9009\u62e9\u8d28\u91cf\u6700\u9ad8\u76841-3\u5e27\u8fdb\u5165\u540e\u7eed\u7cbe\u51c6\u5904\u7406&#xff0c;\u907f\u514d\u5355\u5e27\u5076\u7136\u8d28\u91cf\u5dee\u5bfc\u81f4\u8bc6\u522b\u5931\u8d25&#xff1b;\u2463ROI\u5143\u6570\u636e\u8bb0\u5f55\u2014\u2014\u8bb0\u5f55ROI\u5728\u539f\u56fe\u4e2d\u7684\u4f4d\u7f6e&#xff08;x,y,width,height&#xff09;\u3001\u7f29\u653e\u6bd4\u4f8b\u3001\u68c0\u6d4b\u7f6e\u4fe1\u5ea6&#xff0c;\u4f9b\u540e\u7eed\u5750\u6807\u6620\u5c04&#xff08;\u5c06ROI\u5185\u7684\u5b9a\u4f4d\u7ed3\u679c\u6620\u5c04\u56de\u539f\u56fe\u5750\u6807&#xff09;\u548c\u53ef\u89c6\u5316\u4f7f\u7528\u3002ROI\u63d0\u53d6\u5c06\u540e\u7eed\u5904\u7406\u4ece\u6574\u5e45\u56fe\u50cf\u7f29\u5c0f\u5230\u51e0\u767e\u50cf\u7d20\u7684\u5c40\u90e8\u533a\u57df&#xff0c;\u662f\u6574\u5957\u7b97\u6cd5\u4e2d&#034;\u7531\u7c97\u5230\u7cbe&#034;\u7b56\u7565\u7684\u5173\u952e\u7b2c\u4e00\u6b65&#xff0c;\u5927\u5e45\u63d0\u5347\u4e86\u5904\u7406\u901f\u5ea6\u548c\u5b9a\u4f4d\u7cbe\u5ea6&#xff08;\u6392\u9664\u4e86\u80cc\u666f\u5e72\u6270&#xff09;\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u56db\u3001\u7cbe\u51c6\u5b9a\u4f4d&#xff08;\u5185\u5916\u8fb9\u754c\u7cbe\u786e\u5b9a\u4f4d&#xff09;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u7cbe\u51c6\u5b9a\u4f4d&#xff08;Precise Localization&#xff09;\u662f\u8679\u819c\u8bc6\u522b\u4e2d\u6700\u5173\u952e\u7684\u73af\u8282\u4e4b\u4e00&#xff0c;\u5176\u4efb\u52a1\u662f\u7cbe\u786e\u786e\u5b9a\u8679\u819c\u7684\u4e09\u4e2a\u8fb9\u754c\u53c2\u6570&#xff1a;\u2460\u5185\u8fb9\u754c\u2014\u2014\u77b3\u5b54\u4e0e\u8679\u819c\u7684\u4ea4\u754c&#xff08;\u8fd1\u4f3c\u5706\u5f62&#xff0c;\u53c2\u6570\u4e3a\u5706\u5fc3\u5750\u6807x_p,y_p\u548c\u534a\u5f84r_p&#xff09;&#xff1b;\u2461\u5916\u8fb9\u754c\u2014\u2014\u8679\u819c\u4e0e\u5de9\u819c\u7684\u4ea4\u754c&#xff08;\u8fd1\u4f3c\u5706\u5f62&#xff0c;\u53c2\u6570\u4e3a\u5706\u5fc3\u5750\u6807x_i,y_i\u548c\u534a\u5f84r_i&#xff0c;\u6ce8\u610f\u5185\u5916\u5706\u7684\u5706\u5fc3\u901a\u5e38\u4e0d\u91cd\u5408&#xff0c;\u77b3\u5b54\u76f8\u5bf9\u4e8e\u8679\u819c\u6709\u504f\u5fc3&#xff0c;\u5c24\u5176\u662f\u5728\u6ce8\u89c6\u65b9\u5411\u504f\u79bb\u5149\u8f74\u65f6&#xff09;&#xff1b;\u2462\u773c\u7751\u8fb9\u754c\u2014\u2014\u4e0a\u4e0b\u773c\u7751\u4e0e\u8679\u819c\u7684\u4ea4\u754c&#xff08;\u8fd1\u4f3c\u629b\u7269\u7ebf\u6216\u5706\u5f27&#xff0c;\u53c2\u6570\u4e3a\u629b\u7269\u7ebf\u7684\u9876\u70b9\u548c\u5f00\u53e3&#xff0c;\u7528\u4e8e\u6807\u8bb0\u88ab\u773c\u7751\u906e\u6321\u7684\u8679\u819c\u533a\u57df&#xff09;\u3002\u7cbe\u51c6\u5b9a\u4f4d\u7684\u7cbe\u5ea6\u76f4\u63a5\u5f71\u54cd\u540e\u7eed\u5f52\u4e00\u5316\u548c\u7279\u5f81\u63d0\u53d6\u7684\u8d28\u91cf\u2014\u2014\u5b9a\u4f4d\u504f\u5dee\u51e0\u4e2a\u50cf\u7d20\u5c31\u53ef\u80fd\u5bfc\u81f4\u5f52\u4e00\u5316\u540e\u7eb9\u7406\u9519\u4f4d&#xff0c;\u5339\u914d\u65f6\u6c49\u660e\u8ddd\u79bb\u663e\u8457\u4e0a\u5347\u3002\u6700\u7ecf\u5178\u7684\u5b9a\u4f4d\u65b9\u6cd5\u662fDaugman\u79ef\u5206\u5fae\u5206\u7b97\u5b50\u548cHough\u53d8\u6362&#xff0c;\u8fd1\u5e74\u6765\u6df1\u5ea6\u5b66\u4e60\u65b9\u6cd5\u4e5f\u53d6\u5f97\u4e86\u4f18\u5f02\u6548\u679c\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">4.1 Daugman\u79ef\u5206\u5fae\u5206\u7b97\u5b50<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">Daugman\u79ef\u5206\u5fae\u5206\u7b97\u5b50&#xff08;Integro-Differential Operator&#xff09;\u7531John Daugman\u4e8e1993\u5e74\u63d0\u51fa&#xff0c;\u662f\u8679\u819c\u8bc6\u522b\u9886\u57df\u6700\u7ecf\u5178\u3001\u4f7f\u7528\u6700\u5e7f\u6cdb\u7684\u5b9a\u4f4d\u65b9\u6cd5&#xff0c;\u5176\u6838\u5fc3\u601d\u60f3\u662f\u5728\u4e09\u7ef4\u53c2\u6570\u7a7a\u95f4&#xff08;\u5706\u5fc3x,y\u548c\u534a\u5f84r&#xff09;\u4e2d\u641c\u7d22&#xff0c;\u627e\u5230\u4f7f\u6cbf\u5706\u5468\u7684\u7070\u5ea6\u79ef\u5206\u7684\u5f84\u5411\u5bfc\u6570\u6700\u5927\u7684\u5706\u2014\u2014\u56e0\u4e3a\u5728\u771f\u5b9e\u8fb9\u754c\u5904&#xff0c;\u4ece\u5706\u5185\u5230\u5706\u5916\u7070\u5ea6\u53d1\u751f\u7a81\u53d8&#xff08;\u77b3\u5b54\u5185\u6697\u2192\u8679\u819c\u4e2d\u7070&#xff0c;\u8679\u819c\u4e2d\u7070\u2192\u5de9\u819c\u4eae&#xff09;&#xff0c;\u5706\u5468\u79ef\u5206\u7684\u5f84\u5411\u5bfc\u6570\u5728\u8fb9\u754c\u5904\u8fbe\u5230\u5cf0\u503c\u3002\u7b97\u5b50\u7684\u6570\u5b66\u8868\u8fbe\u5f0f\u4e3a&#xff1a;max_{r,x0,y0} | G_\u03c3(r) * d\/dr \u222e_{r,x0,y0} I(x,y) \/ (2\u03c0r) ds |&#xff0c;\u5176\u4e2dI(x,y)\u662f\u56fe\u50cf\u7070\u5ea6&#xff0c;G_\u03c3(r)\u662f\u9ad8\u65af\u5e73\u6ed1\u51fd\u6570&#xff08;\u6807\u51c6\u5dee\u03c3&#xff0c;\u7528\u4e8e\u5e73\u6ed1\u566a\u58f0\u548c\u7ec6\u5fae\u7eb9\u7406&#xff0c;\u4f7f\u8fb9\u754c\u5cf0\u66f4\u7a81\u51fa&#xff09;&#xff0c;\u222e\u662f\u6cbf\u5706\u5fc3(x0,y0)\u534a\u5f84r\u7684\u5706\u5468\u79ef\u5206&#xff0c;\u9664\u4ee52\u03c0r\u662f\u5f52\u4e00\u5316&#xff08;\u6d88\u9664\u534a\u5f84\u5bf9\u79ef\u5206\u503c\u7684\u5f71\u54cd&#xff09;&#xff0c;d\/dr\u662f\u5bf9\u534a\u5f84\u6c42\u5bfc&#xff08;\u68c0\u6d4b\u7070\u5ea6\u7a81\u53d8&#xff09;&#xff0c;max\u662f\u5728\u6240\u6709(r,x0,y0)\u53c2\u6570\u7ec4\u5408\u4e2d\u53d6\u6700\u5927\u503c\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">Daugman\u7b97\u5b50\u7684\u5de5\u4f5c\u6d41\u7a0b&#xff1a;\u2460\u53c2\u6570\u7a7a\u95f4\u521d\u59cb\u5316\u2014\u2014\u5b9a\u4e49\u534a\u5f84\u641c\u7d22\u8303\u56f4&#xff08;\u77b3\u5b54\u534a\u5f84r_p\u901a\u5e385-80\u50cf\u7d20&#xff0c;\u8679\u819c\u534a\u5f84r_i\u901a\u5e3830-200\u50cf\u7d20&#xff0c;\u6839\u636e\u56fe\u50cf\u5206\u8fa8\u7387\u8c03\u6574&#xff09;\u3001\u5706\u5fc3\u641c\u7d22\u8303\u56f4&#xff08;\u6574\u4e2aROI\u6216\u7c97\u68c0\u6d4b\u5f97\u5230\u7684\u77b3\u5b54\u4e2d\u5fc3\u9644\u8fd1&#xff09;\u3001\u641c\u7d22\u6b65\u957f&#xff08;\u534a\u5f84\u6b65\u957f1\u50cf\u7d20&#xff0c;\u5706\u5fc3\u6b65\u957f1-2\u50cf\u7d20&#xff0c;\u6b65\u957f\u8d8a\u5c0f\u7cbe\u5ea6\u8d8a\u9ad8\u4f46\u8ba1\u7b97\u91cf\u8d8a\u5927&#xff09;&#xff1b;\u2461\u7c97\u641c\u7d22\u2014\u2014\u5148\u7528\u8f83\u5927\u6b65\u957f&#xff08;\u5982\u534a\u5f84\u6b65\u957f5\u3001\u5706\u5fc3\u6b65\u957f5&#xff09;\u548c\u8f83\u5927\u9ad8\u65af\u03c3&#xff08;\u5982\u03c3&#061;5&#xff09;\u5feb\u901f\u626b\u63cf\u53c2\u6570\u7a7a\u95f4&#xff0c;\u627e\u5230\u51e0\u4e2a\u5019\u9009\u5cf0\u503c\u4f4d\u7f6e&#xff1b;\u2462\u7cbe\u641c\u7d22\u2014\u2014\u5728\u5019\u9009\u5cf0\u503c\u9644\u8fd1\u7528\u5c0f\u6b65\u957f&#xff08;\u534a\u5f84\u6b65\u957f1\u3001\u5706\u5fc3\u6b65\u957f1&#xff09;\u548c\u8f83\u5c0f\u9ad8\u65af\u03c3&#xff08;\u5982\u03c3&#061;2-3&#xff09;\u7cbe\u7ec6\u641c\u7d22&#xff0c;\u7cbe\u786e\u5b9a\u4f4d\u8fb9\u754c\u53c2\u6570&#xff1b;\u2463\u5148\u5185\u540e\u5916\u2014\u2014\u5148\u5b9a\u4f4d\u77b3\u5b54\u5185\u8fb9\u754c&#xff08;\u77b3\u5b54\u6697\u533a\u8fb9\u754c\u6700\u660e\u663e&#xff0c;\u5bb9\u6613\u5b9a\u4f4d&#xff09;&#xff0c;\u518d\u4ee5\u77b3\u5b54\u5706\u5fc3\u4e3a\u521d\u59cb\u53c2\u8003\u5b9a\u4f4d\u8679\u819c\u5916\u8fb9\u754c&#xff08;\u5916\u8fb9\u754c\u5bf9\u6bd4\u5ea6\u8f83\u4f4e\u4e14\u53ef\u80fd\u88ab\u773c\u7751\u906e\u6321&#xff0c;\u9700\u8981\u4ee5\u77b3\u5b54\u5706\u5fc3\u4e3a\u4e2d\u5fc3\u7f29\u5c0f\u641c\u7d22\u8303\u56f4&#xff09;&#xff1b;\u2464\u9ad8\u65af\u03c3\u9009\u62e9\u2014\u2014\u03c3\u8d8a\u5927\u5e73\u6ed1\u8d8a\u5f3a\u3001\u5bf9\u566a\u58f0\u8d8a\u9c81\u68d2\u4f46\u8fb9\u754c\u5b9a\u4f4d\u8d8a\u6a21\u7cca&#xff08;\u53ef\u80fd\u504f\u79fb1-2\u50cf\u7d20&#xff09;&#xff1b;\u03c3\u8d8a\u5c0f\u5b9a\u4f4d\u8d8a\u7cbe\u786e\u4f46\u5bf9\u566a\u58f0\u548c\u7eb9\u7406\u8d8a\u654f\u611f&#xff08;\u53ef\u80fd\u88ab\u5c40\u90e8\u7eb9\u7406\u5e72\u6270\u4ea7\u751f\u5047\u5cf0&#xff09;\u3002\u901a\u5e38\u5185\u8fb9\u754c\u7528\u8f83\u5c0f\u03c3&#xff08;2-3&#xff09;&#xff0c;\u5916\u8fb9\u754c\u7528\u8f83\u5927\u03c3&#xff08;4-6&#xff0c;\u56e0\u4e3a\u5916\u8fb9\u754c\u88ab\u773c\u7751\u906e\u6321\u4e14\u5bf9\u6bd4\u5ea6\u4f4e&#xff0c;\u9700\u8981\u66f4\u5f3a\u5e73\u6ed1&#xff09;\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">Daugman\u7b97\u5b50\u7684\u4f18\u52bf&#xff1a;\u2460\u7cbe\u5ea6\u9ad8\u2014\u2014\u5728\u9ad8\u8d28\u91cf\u8fd1\u7ea2\u5916\u56fe\u50cf\u4e0a&#xff0c;\u5185\u5916\u8fb9\u754c\u5b9a\u4f4d\u7cbe\u5ea6\u53ef\u8fbe\u4e9a\u50cf\u7d20\u7ea7&#xff08;\u8bef\u5dee\u5c0f\u4e8e1\u50cf\u7d20&#xff09;&#xff0c;\u662f\u76ee\u524d\u5b9a\u4f4d\u7cbe\u5ea6\u6700\u9ad8\u7684\u65b9\u6cd5\u4e4b\u4e00&#xff1b;\u2461\u9c81\u68d2\u6027\u8f83\u5f3a\u2014\u2014\u9ad8\u65af\u5e73\u6ed1\u6291\u5236\u4e86\u566a\u58f0\u548c\u5c40\u90e8\u7eb9\u7406\u5e72\u6270&#xff0c;\u5706\u5468\u79ef\u5206\u5229\u7528\u4e86\u5168\u5c40\u4fe1\u606f&#xff08;\u4e0d\u662f\u5355\u4e2a\u8fb9\u7f18\u70b9&#xff09;&#xff0c;\u5bf9\u5c40\u90e8\u906e\u6321&#xff08;\u5982\u776b\u6bdb\u906e\u6321\u90e8\u5206\u5916\u8fb9\u754c&#xff09;\u6709\u4e00\u5b9a\u5bb9\u5fcd\u5ea6&#xff1b;\u2462\u76f4\u63a5\u8f93\u51fa\u5706\u53c2\u6570\u2014\u2014\u4e0d\u9700\u8981\u540e\u5904\u7406&#xff08;\u5982Hough\u53d8\u6362\u9700\u8981\u4ece\u6295\u7968\u7a7a\u95f4\u63d0\u53d6\u5706\u53c2\u6570&#xff09;&#xff0c;\u7b97\u5b50\u6700\u5927\u503c\u5bf9\u5e94\u7684\u53c2\u6570\u5c31\u662f\u8fb9\u754c\u53c2\u6570\u3002\u52a3\u52bf&#xff1a;\u2460\u8ba1\u7b97\u91cf\u5927\u2014\u2014\u9700\u8981\u5728\u4e09\u7ef4\u53c2\u6570\u7a7a\u95f4\u7a77\u4e3e\u641c\u7d22&#xff0c;\u5373\u4f7f\u6709\u7c97\u7cbe\u4e24\u7ea7\u641c\u7d22&#xff0c;\u8ba1\u7b97\u91cf\u4ecd\u8f83\u5927&#xff08;\u5c24\u5176\u662f\u9ad8\u5206\u8fa8\u7387\u56fe\u50cf&#xff09;&#xff0c;\u5728\u5d4c\u5165\u5f0f\u8bbe\u5907\u4e0a\u53ef\u80fd\u9700\u8981\u4f18\u5316&#xff08;\u5982\u7528\u7c97\u68c0\u6d4b\u7f29\u5c0f\u641c\u7d22\u8303\u56f4\u3001\u7528\u79ef\u5206\u56fe\u52a0\u901f\u5706\u5468\u79ef\u5206\u3001\u7528GPU\u5e76\u884c\u8ba1\u7b97&#xff09;&#xff1b;\u2461\u5bf9\u4e25\u91cd\u906e\u6321\u548c\u975e\u5706\u5f62\u8fb9\u754c\u654f\u611f\u2014\u2014\u5982\u679c\u5916\u8fb9\u754c\u88ab\u773c\u7751\u5927\u9762\u79ef\u906e\u6321&#xff08;\u8d85\u8fc71\/3\u5706\u5468&#xff09;&#xff0c;\u6216\u8679\u819c\u56e0\u75be\u75c5\/\u624b\u672f\u975e\u5706\u5f62&#xff0c;\u5706\u5468\u79ef\u5206\u53ef\u80fd\u88ab\u906e\u6321\u533a\u57df\u8bef\u5bfc&#xff0c;\u5b9a\u4f4d\u504f\u5dee&#xff1b;\u2462\u521d\u59cb\u503c\u4f9d\u8d56\u2014\u2014\u5982\u679c\u7c97\u68c0\u6d4b\u7ed9\u51fa\u7684\u77b3\u5b54\u4e2d\u5fc3\u504f\u5dee\u8f83\u5927&#xff0c;\u7cbe\u641c\u7d22\u53ef\u80fd\u9677\u5165\u5c40\u90e8\u6700\u5927\u503c&#xff08;\u5b9a\u4f4d\u5230\u9519\u8bef\u7684\u5706&#xff0c;\u5982\u773c\u7736\u8fb9\u7f18\u6216\u773c\u955c\u6846&#xff09;\u3002\u5c3d\u7ba1\u6709\u8fd9\u4e9b\u4e0d\u8db3&#xff0c;Daugman\u79ef\u5206\u5fae\u5206\u7b97\u5b50\u56e0\u5176\u9ad8\u7cbe\u5ea6\u548c\u9c81\u68d2\u6027&#xff0c;\u4ecd\u7136\u662f\u7edd\u5927\u591a\u6570\u5546\u7528\u8679\u819c\u8bc6\u522b\u7cfb\u7edf\u7684\u6838\u5fc3\u5b9a\u4f4d\u7b97\u6cd5&#xff0c;OSIRIS\u7b49\u5f00\u6e90\u5b9e\u73b0\u4e5f\u91c7\u7528\u6b64\u65b9\u6cd5\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">4.2 Hough\u53d8\u6362\u65b9\u6cd5<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">Hough\u53d8\u6362&#xff08;Hough Transform&#xff09;\u662f\u53e6\u4e00\u79cd\u7ecf\u5178\u7684\u5706\u5f62\u8fb9\u754c\u5b9a\u4f4d\u65b9\u6cd5&#xff0c;\u5176\u6838\u5fc3\u601d\u60f3\u662f\u5c06\u56fe\u50cf\u7a7a\u95f4\u4e2d\u7684\u5706\u5f62\u68c0\u6d4b\u8f6c\u5316\u4e3a\u53c2\u6570\u7a7a\u95f4\u4e2d\u7684\u6295\u7968\u5cf0\u503c\u68c0\u6d4b\u2014\u2014\u56fe\u50cf\u4e2d\u6bcf\u4e2a\u8fb9\u7f18\u70b9\u5bf9\u6240\u6709\u53ef\u80fd\u7ecf\u8fc7\u8be5\u70b9\u7684\u5706\u5728\u53c2\u6570\u7a7a\u95f4\u4e2d\u6295\u4e00\u7968&#xff0c;\u5f97\u7968\u6700\u591a\u7684\u53c2\u6570\u7ec4\u5408\u5c31\u662f\u6700\u53ef\u80fd\u7684\u5706\u3002\u8679\u819c\u5b9a\u4f4d\u4e2d\u4f7f\u7528\u5706\u5f62Hough\u53d8\u6362&#xff08;Circular Hough Transform, CHT&#xff09;&#xff0c;\u5de5\u4f5c\u6d41\u7a0b\u5982\u4e0b&#xff1a;\u2460\u8fb9\u7f18\u68c0\u6d4b\u2014\u2014\u7528Canny\u8fb9\u7f18\u68c0\u6d4b\u5668&#xff08;\u6216Sobel\/Prewitt&#xff09;\u5bf9\u56fe\u50cf\u8fdb\u884c\u8fb9\u7f18\u68c0\u6d4b&#xff0c;\u5f97\u5230\u4e8c\u503c\u8fb9\u7f18\u56fe&#xff08;\u8fb9\u7f18\u70b9\u4e3a1&#xff0c;\u975e\u8fb9\u7f18\u4e3a0&#xff09;\u3002Canny\u8fb9\u7f18\u68c0\u6d4b\u5305\u62ec\u9ad8\u65af\u5e73\u6ed1\u53bb\u566a\u3001Sobel\u68af\u5ea6\u8ba1\u7b97\u3001\u975e\u6781\u5927\u503c\u6291\u5236&#xff08;\u7ec6\u5316\u8fb9\u7f18&#xff09;\u3001\u53cc\u9608\u503c\u6ede\u540e&#xff08;\u5f3a\u5f31\u8fb9\u7f18\u8fde\u63a5&#xff09;&#xff0c;\u80fd\u5f97\u5230\u8f83\u5e72\u51c0\u7684\u8fb9\u7f18\u56fe&#xff1b;\u2461\u611f\u5174\u8da3\u8fb9\u7f18\u7b5b\u9009\u2014\u2014\u5728\u8fb9\u7f18\u56fe\u4e2d&#xff0c;\u6839\u636e\u7c97\u68c0\u6d4b\u5f97\u5230\u7684\u77b3\u5b54\/\u8679\u819c\u4f4d\u7f6e\u548c\u534a\u5f84\u8303\u56f4&#xff0c;\u7b5b\u9009\u51fa\u53ef\u80fd\u5c5e\u4e8e\u77b3\u5b54\/\u8679\u819c\u8fb9\u754c\u7684\u8fb9\u7f18\u70b9&#xff08;\u6392\u9664\u773c\u7751\u3001\u776b\u6bdb\u3001\u773c\u955c\u6846\u7b49\u65e0\u5173\u8fb9\u7f18&#xff09;&#xff0c;\u51cf\u5c11\u540e\u7eed\u6295\u7968\u8ba1\u7b97\u91cf\u548c\u5e72\u6270&#xff1b;\u2462\u53c2\u6570\u7a7a\u95f4\u6295\u7968\u2014\u2014\u5bf9\u6bcf\u4e2a\u8fb9\u7f18\u70b9&#xff0c;\u5728\u4e09\u7ef4\u53c2\u6570\u7a7a\u95f4&#xff08;\u5706\u5fc3x,y,\u534a\u5f84r&#xff09;\u4e2d\u5bf9\u6240\u6709\u7ecf\u8fc7\u8be5\u70b9\u7684\u5706\u6295\u4e00\u7968\u3002\u4e3a\u4e86\u51cf\u5c11\u8ba1\u7b97\u91cf&#xff0c;\u901a\u5e38\u56fa\u5b9a\u534a\u5f84\u8303\u56f4\u548c\u6b65\u957f&#xff0c;\u5bf9\u6bcf\u4e2a\u534a\u5f84r&#xff0c;\u8fb9\u7f18\u70b9(x,y)\u5bf9\u5e94\u7684\u5706\u5fc3\u8f68\u8ff9\u662f\u4e00\u4e2a\u4ee5(x,y)\u4e3a\u5706\u5fc3\u3001r\u4e3a\u534a\u5f84\u7684\u5706&#xff0c;\u5728\u53c2\u6570\u7a7a\u95f4\u4e2d\u5bf9\u8be5\u5706\u4e0a\u7684\u6240\u6709\u70b9\u7d2f\u52a0\u6295\u7968&#xff1b;\u2463\u5cf0\u503c\u63d0\u53d6\u2014\u2014\u5728\u53c2\u6570\u7a7a\u95f4\u4e2d\u5bfb\u627e\u6295\u7968\u6570\u6700\u9ad8\u7684\u5cf0\u503c&#xff0c;\u5cf0\u503c\u5bf9\u5e94\u7684(x,y,r)\u5c31\u662f\u68c0\u6d4b\u5230\u7684\u5706\u53c2\u6570\u3002\u901a\u5e38\u5148\u627e\u77b3\u5b54\u5185\u8fb9\u754c&#xff08;\u77b3\u5b54\u8fb9\u7f18\u5bf9\u6bd4\u5ea6\u9ad8\u3001\u8fb9\u7f18\u5b8c\u6574&#xff0c;\u6295\u7968\u5cf0\u660e\u663e&#xff09;&#xff0c;\u518d\u5728\u77b3\u5b54\u5706\u5fc3\u9644\u8fd1\u627e\u8679\u819c\u5916\u8fb9\u754c&#xff08;\u5916\u8fb9\u7f18\u53ef\u80fd\u88ab\u773c\u7751\u906e\u6321&#xff0c;\u6295\u7968\u5cf0\u53ef\u80fd\u4e0d\u660e\u663e&#xff0c;\u9700\u8981\u9650\u5236\u641c\u7d22\u8303\u56f4\u548c\u7528\u5f62\u72b6\u5148\u9a8c&#xff09;&#xff1b;\u2464 refinement\u7ec6\u5316\u2014\u2014Hough\u53d8\u6362\u5f97\u5230\u7684\u5706\u53c2\u6570\u7cbe\u5ea6\u53d7\u6295\u7968\u6b65\u957f\u9650\u5236&#xff08;\u901a\u5e381-2\u50cf\u7d20&#xff09;&#xff0c;\u53ef\u4ee5\u5728Hough\u7ed3\u679c\u57fa\u7840\u4e0a\u7528\u4e3b\u52a8\u8f6e\u5ed3\u6a21\u578b&#xff08;Snakes&#xff09;\u6216Daugman\u7b97\u5b50\u5728\u5c0f\u8303\u56f4\u5185\u7cbe\u641c&#xff0c;\u63d0\u5347\u5230\u4e9a\u50cf\u7d20\u7cbe\u5ea6\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">Hough\u53d8\u6362\u7684\u4f18\u52bf&#xff1a;\u2460\u5bf9\u906e\u6321\u548c\u65ad\u88c2\u8fb9\u7f18\u9c81\u68d2\u2014\u2014\u5373\u4f7f\u90e8\u5206\u8fb9\u754c\u88ab\u773c\u7751\/\u776b\u6bdb\u906e\u6321&#xff08;\u8fb9\u7f18\u4e0d\u5b8c\u6574&#xff09;&#xff0c;\u5269\u4f59\u7684\u8fb9\u7f18\u70b9\u4ecd\u80fd\u5728\u53c2\u6570\u7a7a\u95f4\u6295\u7968\u51fa\u6b63\u786e\u7684\u5706&#xff0c;\u8fd9\u662fHough\u53d8\u6362\u76f8\u6bd4Daugman\u7b97\u5b50\u7684\u91cd\u8981\u4f18\u52bf&#xff08;Daugman\u7b97\u5b50\u4f9d\u8d56\u5b8c\u6574\u5706\u5468\u79ef\u5206&#xff09;&#xff1b;\u2461\u5bf9\u566a\u58f0\u548c\u6742\u8fb9\u6709\u4e00\u5b9a\u5bb9\u5fcd\u2014\u2014\u6295\u7968\u673a\u5236\u672c\u8eab\u5177\u6709\u7edf\u8ba1\u9c81\u68d2\u6027&#xff0c;\u5c11\u91cf\u566a\u58f0\u8fb9\u7f18\u70b9\u4e0d\u4f1a\u663e\u8457\u5f71\u54cd\u5cf0\u503c\u4f4d\u7f6e&#xff1b;\u2462\u53ef\u4ee5\u540c\u65f6\u68c0\u6d4b\u591a\u4e2a\u5706\u2014\u2014\u53c2\u6570\u7a7a\u95f4\u4e2d\u53ef\u4ee5\u6709\u591a\u4e2a\u5cf0\u503c&#xff0c;\u9002\u5408\u540c\u65f6\u68c0\u6d4b\u77b3\u5b54\u548c\u8679\u819c&#xff08;\u751a\u81f3\u53cc\u773c&#xff09;&#xff1b;\u2463\u8ba1\u7b97\u53ef\u4f18\u5316\u2014\u2014\u7528\u68af\u5ea6\u65b9\u5411\u4fe1\u606f\u51cf\u5c11\u6295\u7968\u8303\u56f4&#xff08;\u6bcf\u4e2a\u8fb9\u7f18\u70b9\u53ea\u5bf9\u68af\u5ea6\u65b9\u5411\u6307\u5411\u7684\u5706\u5fc3\u6295\u7968&#xff0c;\u800c\u4e0d\u662f\u6574\u5706\u6295\u7968&#xff0c;\u8ba1\u7b97\u91cf\u5927\u5e45\u51cf\u5c11&#xff0c;\u79f0\u4e3a\u68af\u5ea6Hough\u53d8\u6362&#xff09;\u3001\u7528\u7c97\u7cbe\u4e24\u7ea7\u641c\u7d22\u3001\u7528GPU\u5e76\u884c\u3002\u52a3\u52bf&#xff1a;\u2460\u7cbe\u5ea6\u4f4e\u4e8eDaugman\u7b97\u5b50\u2014\u2014\u53d7\u6295\u7968\u6b65\u957f\u548c\u8fb9\u7f18\u68c0\u6d4b\u8d28\u91cf\u9650\u5236&#xff0c;Hough\u53d8\u6362\u5b9a\u4f4d\u7cbe\u5ea6\u901a\u5e381-3\u50cf\u7d20&#xff0c;\u4f4e\u4e8eDaugman\u7684\u4e9a\u50cf\u7d20\u7ea7&#xff0c;\u9700\u8981\u540e\u5904\u7406\u7ec6\u5316&#xff1b;\u2461\u5bf9\u8fb9\u7f18\u68c0\u6d4b\u8d28\u91cf\u4f9d\u8d56\u5927\u2014\u2014\u5982\u679cCanny\u8fb9\u7f18\u68c0\u6d4b\u53c2\u6570\u4e0d\u5408\u9002&#xff08;\u9608\u503c\u8fc7\u9ad8\u6f0f\u68c0\u8fb9\u7f18\u3001\u8fc7\u4f4e\u5f15\u5165\u6742\u8fb9&#xff09;&#xff0c;\u6295\u7968\u5cf0\u53ef\u80fd\u504f\u79fb\u6216\u51fa\u73b0\u5047\u5cf0&#xff1b;\u2462\u53c2\u6570\u7a7a\u95f4\u5185\u5b58\u5927\u2014\u2014\u4e09\u7ef4\u53c2\u6570\u7a7a\u95f4(x,y,r)\u7684\u7d2f\u52a0\u6570\u7ec4\u5185\u5b58\u5360\u7528\u5927&#xff0c;\u9ad8\u5206\u8fa8\u7387\u56fe\u50cf\u4e0b\u9700\u8981\u4f18\u5316&#xff08;\u5982\u5206\u5757\u5904\u7406\u3001\u964d\u5206\u8fa8\u7387\u6295\u7968\u518d\u7cbe\u641c&#xff09;&#xff1b;\u2463\u5047\u5cf0\u95ee\u9898\u2014\u2014\u773c\u955c\u6846\u3001\u773c\u7736\u3001\u773c\u7751\u8fb9\u7f18\u53ef\u80fd\u4ea7\u751f\u4e0e\u8679\u819c\u5706\u534a\u5f84\u76f8\u8fd1\u7684\u5047\u5cf0&#xff0c;\u9700\u8981\u7528\u5f62\u72b6\u5148\u9a8c&#xff08;\u77b3\u5b54\u5728\u8679\u819c\u5185\u90e8\u3001\u4e24\u5706\u8fd1\u4f3c\u540c\u5fc3&#xff09;\u548c\u4f4d\u7f6e\u5148\u9a8c\u6392\u9664\u3002Hough\u53d8\u6362\u5e38\u7528\u4e8e\u5bf9\u906e\u6321\u9c81\u68d2\u6027\u8981\u6c42\u9ad8\u7684\u573a\u666f&#xff0c;\u6216\u4f5c\u4e3aDaugman\u7b97\u5b50\u7684\u521d\u59cb\u5316\/\u5907\u9009\u65b9\u6cd5&#xff0c;\u4e24\u8005\u7ed3\u5408\u53ef\u4ee5\u517c\u987e\u7cbe\u5ea6\u548c\u9c81\u68d2\u6027\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">4.3 Wildes\u7b97\u6cd5\u4e0e\u5176\u4ed6\u5b9a\u4f4d\u65b9\u6cd5<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u9664\u4e86Daugman\u7b97\u5b50\u548cHough\u53d8\u6362&#xff0c;\u8fd8\u6709\u51e0\u79cd\u6709\u4ee3\u8868\u6027\u7684\u5b9a\u4f4d\u65b9\u6cd5&#xff1a;\u2460Wildes\u7b97\u6cd5&#xff08;Richard Wildes\u4e8e1997\u5e74\u63d0\u51fa&#xff09;\u2014\u2014\u91c7\u7528&#034;\u8fb9\u7f18\u68c0\u6d4b&#043;Hough\u53d8\u6362&#043;\u4e3b\u52a8\u8f6e\u5ed3\u7ec6\u5316&#034;\u7684\u7ea7\u8054\u7b56\u7565&#xff1a;\u5148\u7528Canny\u8fb9\u7f18\u68c0\u6d4b\u5f97\u5230\u8fb9\u7f18\u56fe&#xff0c;\u7528Hough\u53d8\u6362\u5728\u53c2\u6570\u7a7a\u95f4\u6295\u7968\u5f97\u5230\u77b3\u5b54\u548c\u8679\u819c\u7684\u7c97\u5706\u53c2\u6570&#xff0c;\u7136\u540e\u7528\u4e3b\u52a8\u8f6e\u5ed3\u6a21\u578b&#xff08;Active Contour&#xff0c;\u5373Snakes&#xff09;\u4ece\u7c97\u5706\u5f00\u59cb\u6f14\u5316&#xff0c;\u7cbe\u786e\u62df\u5408\u5185\u5916\u8fb9\u754c&#xff08;\u5141\u8bb8\u8fb9\u754c\u975e\u5b8c\u7f8e\u5706\u5f62&#xff0c;\u5904\u7406\u5c40\u90e8\u5f62\u53d8\u548c\u906e\u6321&#xff09;\u3002Wildes\u7b97\u6cd5\u7684\u4f18\u52bf\u662f\u7ed3\u5408\u4e86Hough\u7684\u9c81\u68d2\u6027\u548c\u4e3b\u52a8\u8f6e\u5ed3\u7684\u7cbe\u786e\u6027&#xff0c;\u5bf9\u975e\u7406\u60f3\u8fb9\u754c\u548c\u906e\u6321\u5904\u7406\u8f83\u597d&#xff1b;\u52a3\u52bf\u662f\u8ba1\u7b97\u91cf\u8f83\u5927&#xff08;Hough&#043;Snakes\u4e24\u7ea7\u5904\u7406&#xff09;&#xff0c;Snakes\u6f14\u5316\u53ef\u80fd\u6536\u655b\u5230\u5c40\u90e8\u6700\u4f18\u3002Wildes\u7b97\u6cd5\u662f\u7ee7Daugman\u4e4b\u540e\u6700\u6709\u5f71\u54cd\u529b\u7684\u8679\u819c\u8bc6\u522b\u7b97\u6cd5\u6846\u67b6\u4e4b\u4e00&#xff0c;\u5f88\u591a\u540e\u7eed\u5de5\u4f5c\u57fa\u4e8e\u6b64\u6846\u67b6\u6539\u8fdb\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u2461\u4e3b\u52a8\u8f6e\u5ed3\u6a21\u578b&#xff08;Snakes\/Level Set&#xff09;\u2014\u2014\u5c06\u8fb9\u754c\u5efa\u6a21\u4e3a\u4e00\u6761\u53ef\u6f14\u5316\u7684\u66f2\u7ebf&#xff0c;\u4ece\u521d\u59cb\u4f4d\u7f6e&#xff08;\u7c97\u68c0\u6d4b\u6216Hough\u7ed3\u679c&#xff09;\u5f00\u59cb&#xff0c;\u5728\u56fe\u50cf\u68af\u5ea6&#xff08;\u5438\u5f15\u66f2\u7ebf\u5230\u8fb9\u7f18&#xff09;\u3001\u5185\u90e8\u80fd\u91cf&#xff08;\u4fdd\u6301\u66f2\u7ebf\u5149\u6ed1&#xff09;\u3001\u5916\u90e8\u7ea6\u675f&#xff08;\u9650\u5236\u5f62\u72b6\u4e3a\u8fd1\u4f3c\u5706&#xff09;\u7684\u5171\u540c\u4f5c\u7528\u4e0b\u6f14\u5316\u5230\u7cbe\u786e\u8fb9\u754c\u3002Level Set\u65b9\u6cd5\u7528\u6c34\u5e73\u96c6\u51fd\u6570\u8868\u793a\u66f2\u7ebf&#xff0c;\u80fd\u81ea\u7136\u5904\u7406\u62d3\u6251\u53d8\u5316&#xff08;\u5982\u8fb9\u754c\u65ad\u88c2\u548c\u5408\u5e76&#xff09;&#xff0c;\u9002\u5408\u88ab\u773c\u7751\u4e25\u91cd\u906e\u6321\u7684\u60c5\u51b5\u3002\u4e3b\u52a8\u8f6e\u5ed3\u65b9\u6cd5\u7684\u4f18\u52bf\u662f\u7cbe\u5ea6\u9ad8&#xff08;\u4e9a\u50cf\u7d20\u7ea7&#xff09;\u3001\u80fd\u5904\u7406\u975e\u5706\u5f62\u548c\u5c40\u90e8\u906e\u6321\u3001\u53ef\u52a0\u5165\u591a\u79cd\u5148\u9a8c\u7ea6\u675f&#xff1b;\u52a3\u52bf\u662f\u5bf9\u521d\u59cb\u4f4d\u7f6e\u654f\u611f&#xff08;\u521d\u59cb\u79bb\u771f\u5b9e\u8fb9\u754c\u592a\u8fdc\u4f1a\u6536\u655b\u5230\u9519\u8bef\u4f4d\u7f6e&#xff09;\u3001\u8ba1\u7b97\u91cf\u5927&#xff08;\u6f14\u5316\u9700\u8981\u591a\u6b21\u8fed\u4ee3&#xff09;\u3001\u53c2\u6570\u8c03\u8282\u590d\u6742&#xff08;\u5185\u90e8\u80fd\u91cf\u548c\u5916\u90e8\u80fd\u91cf\u7684\u6743\u91cd\u9700\u8981\u8c03\u4f18&#xff09;\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u2462\u57fa\u4e8e\u56de\u5f52\u7684\u6df1\u5ea6\u5b66\u4e60\u5b9a\u4f4d\u2014\u2014\u7528\u6df1\u5ea6\u5b66\u4e60\u7f51\u7edc\u76f4\u63a5\u56de\u5f52\u8fb9\u754c\u53c2\u6570&#xff0c;\u6216\u9884\u6d4b\u8fb9\u754c\u70ed\u56fe\u518d\u62df\u5408\u5706&#xff1a;\u00b7\u53c2\u6570\u56de\u5f52\u7f51\u7edc\u2014\u2014\u7528CNN&#xff08;\u5982ResNet\/MobileNet&#xff09;\u8f93\u5165ROI\u56fe\u50cf&#xff0c;\u76f4\u63a5\u8f93\u51fa\u77b3\u5b54\u548c\u8679\u819c\u7684\u5706\u5fc3\u5750\u6807\u548c\u534a\u5f84&#xff08;\u51716\u4e2a\u53c2\u6570&#xff09;&#xff0c;\u7528L1\/L2\u635f\u5931\u8bad\u7ec3&#xff0c;\u7aef\u5230\u7aef\u56de\u5f52&#xff0c;\u901f\u5ea6\u5feb\u4f46\u7cbe\u5ea6\u53d7\u9650\u4e8e\u56de\u5f52\u7cbe\u5ea6&#xff1b;\u00b7\u70ed\u56fe\u56de\u5f52\u7f51\u7edc\u2014\u2014\u7528Hourglass\/U-Net\u7b49\u7f51\u7edc\u9884\u6d4b\u77b3\u5b54\u8fb9\u754c\u548c\u8679\u819c\u8fb9\u754c\u7684\u9ad8\u65af\u70ed\u56fe&#xff08;\u8fb9\u754c\u5904\u54cd\u5e94\u9ad8&#xff09;&#xff0c;\u518d\u4ece\u70ed\u56fe\u4e2d\u7528Hough\u53d8\u6362\u6216\u5706\u62df\u5408\u63d0\u53d6\u5706\u53c2\u6570&#xff0c;\u70ed\u56fe\u65b9\u6cd5\u6bd4\u76f4\u63a5\u56de\u5f52\u7cbe\u5ea6\u66f4\u9ad8&#xff08;\u4fdd\u7559\u4e86\u7a7a\u95f4\u4fe1\u606f&#xff09;&#xff0c;\u662f\u76ee\u524d\u4eba\u4f53\u59ff\u6001\u4f30\u8ba1\u548c\u4eba\u8138\u5173\u952e\u70b9\u68c0\u6d4b\u7684\u4e3b\u6d41\u65b9\u6cd5&#xff0c;\u8fc1\u79fb\u5230\u8679\u819c\u8fb9\u754c\u5b9a\u4f4d\u6548\u679c\u597d&#xff1b;\u00b7\u5206\u5272\u540e\u62df\u5408\u2014\u2014\u5148\u7528\u8bed\u4e49\u5206\u5272\u7f51\u7edc&#xff08;\u89c1\u7b2c\u4e94\u7ae0&#xff09;\u5f97\u5230\u8679\u819c\/\u77b3\u5b54\/\u5de9\u819c\u7684\u50cf\u7d20\u7ea7\u63a9\u7801&#xff0c;\u518d\u4ece\u63a9\u7801\u4e2d\u7528Hough\u53d8\u6362\u6216\u6700\u5c0f\u4e8c\u4e58\u5706\u62df\u5408\u63d0\u53d6\u8fb9\u754c\u53c2\u6570&#xff0c;\u8fd9\u79cd\u65b9\u6cd5\u5c06\u5b9a\u4f4d\u548c\u5206\u5272\u7edf\u4e00&#xff0c;\u7cbe\u5ea6\u9ad8\u4e14\u9c81\u68d2&#xff0c;\u662f\u5f53\u524d\u7814\u7a76\u8d8b\u52bf&#xff1b;\u00b7\u591a\u4efb\u52a1\u7f51\u7edc\u2014\u2014\u540c\u65f6\u505a\u68c0\u6d4b&#xff08;\u4eba\u773c\/\u8679\u819c\u6846&#xff09;\u3001\u5b9a\u4f4d&#xff08;\u8fb9\u754c\u53c2\u6570\/\u70ed\u56fe&#xff09;\u3001\u5206\u5272&#xff08;\u50cf\u7d20\u63a9\u7801&#xff09;\u3001\u8d28\u91cf\u8bc4\u4f30&#xff08;\u8d28\u91cf\u5206\u6570&#xff09;&#xff0c;\u4e00\u4e2a\u7f51\u7edc\u8f93\u51fa\u591a\u4e2a\u4efb\u52a1\u7ed3\u679c&#xff0c;\u5171\u4eab\u7279\u5f81\u63d0\u53d6&#xff0c;\u8ba1\u7b97\u6548\u7387\u9ad8&#xff0c;\u9002\u5408\u5d4c\u5165\u5f0f\u90e8\u7f72\u3002\u6df1\u5ea6\u5b66\u4e60\u5b9a\u4f4d\u65b9\u6cd5\u5728\u906e\u6321\u3001\u4f4e\u8d28\u91cf\u3001\u53ef\u89c1\u5149\u3001\u975e\u7406\u60f3\u6210\u50cf\u7b49\u590d\u6742\u573a\u666f\u4e0b\u9c81\u68d2\u6027\u663e\u8457\u4f18\u4e8e\u4f20\u7edf\u65b9\u6cd5&#xff0c;\u662f\u5f53\u524d\u8679\u819c\u8bc6\u522b\u7b97\u6cd5\u5347\u7ea7\u7684\u91cd\u8981\u65b9\u5411&#xff0c;\u4f46\u4f20\u7edf\u65b9\u6cd5&#xff08;Daugman\/Hough&#xff09;\u5728\u9ad8\u8d28\u91cf\u8fd1\u7ea2\u5916\u56fe\u50cf\u4e0a\u7cbe\u5ea6\u4ecd\u6700\u9ad8\u4e14\u53ef\u89e3\u91ca\u6027\u5f3a&#xff0c;\u751f\u4ea7\u7cfb\u7edf\u901a\u5e38\u91c7\u7528&#034;\u4f20\u7edf\u65b9\u6cd5\u4e3a\u4e3b&#043;\u6df1\u5ea6\u5b66\u4e60\u4e3a\u8f85\/\u515c\u5e95&#034;\u7684\u6df7\u5408\u7b56\u7565\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">4.4\u00a0\u773c\u7751\u8fb9\u754c\u5b9a\u4f4d<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u9664\u4e86\u8679\u819c\u5185\u5916\u5706\u8fb9\u754c&#xff0c;\u8fd8\u9700\u8981\u5b9a\u4f4d\u4e0a\u4e0b\u773c\u7751\u8fb9\u754c&#xff0c;\u56e0\u4e3a\u773c\u7751\u4f1a\u906e\u6321\u8679\u819c\u7684\u4e0a\u90e8\u548c\u4e0b\u90e8&#xff08;\u901a\u5e38\u906e\u632120-40%\u7684\u8679\u819c\u9762\u79ef&#xff09;&#xff0c;\u88ab\u906e\u6321\u533a\u57df\u6ca1\u6709\u6709\u6548\u8679\u819c\u7eb9\u7406&#xff0c;\u9700\u8981\u5728\u540e\u7eed\u5f52\u4e00\u5316\u548c\u63a9\u7801\u4e2d\u6807\u8bb0\u4e3a\u65e0\u6548\u3002\u773c\u7751\u8fb9\u754c\u5b9a\u4f4d\u65b9\u6cd5&#xff1a;\u2460\u629b\u7269\u7ebf\/\u5706\u5f27\u62df\u5408\u2014\u2014\u4e0a\u4e0b\u773c\u7751\u901a\u5e38\u8fd1\u4f3c\u629b\u7269\u7ebf\u5f62&#xff08;\u4e0a\u773c\u7751\u5f00\u53e3\u5411\u4e0b&#xff0c;\u4e0b\u773c\u7751\u5f00\u53e3\u5411\u4e0a&#xff09;\u6216\u5706\u5f27\u5f62&#xff0c;\u7528\u8fb9\u7f18\u68c0\u6d4b&#xff08;Canny\/Sobel&#xff09;\u5728\u8679\u819c\u5916\u8fb9\u754c\u9644\u8fd1\u63d0\u53d6\u773c\u7751\u8fb9\u7f18\u70b9&#xff0c;\u518d\u7528RANSAC&#xff08;\u968f\u673a\u62bd\u6837\u4e00\u81f4\u6027&#xff0c;\u9c81\u68d2\u62df\u5408&#xff0c;\u6392\u9664\u776b\u6bdb\u548c\u566a\u70b9&#xff09;\u6216\u6700\u5c0f\u4e8c\u4e58\u6cd5\u62df\u5408\u629b\u7269\u7ebf&#xff08;y &#061; ax\u00b2&#043;bx&#043;c&#xff09;\u6216\u5706\u5f27\u53c2\u6570&#xff1b;\u2461\u79ef\u5206\u5fae\u5206\u7b97\u5b50\u6269\u5c55\u2014\u2014Daugman\u7b97\u5b50\u53ef\u4ee5\u6269\u5c55\u4e3a\u68c0\u6d4b\u629b\u7269\u7ebf\u5f62\u773c\u7751\u8fb9\u754c&#xff0c;\u5728\u629b\u7269\u7ebf\u53c2\u6570\u7a7a\u95f4&#xff08;\u9876\u70b9\u4f4d\u7f6e\u3001\u5f00\u53e3\u5927\u5c0f\u3001\u66f2\u7387&#xff09;\u641c\u7d22\u4f7f\u6cbf\u629b\u7269\u7ebf\u79ef\u5206\u5bfc\u6570\u6700\u5927\u7684\u53c2\u6570&#xff1b;\u2462\u4e3b\u52a8\u8f6e\u5ed3\u2014\u2014\u7528Snakes\/Level Set\u4ece\u521d\u59cb\u773c\u7751\u4f4d\u7f6e\u6f14\u5316\u5230\u7cbe\u786e\u773c\u7751\u8fb9\u754c&#xff0c;\u52a0\u5165\u5f62\u72b6\u7ea6\u675f&#xff08;\u4e0a\u773c\u7751\u5728\u8679\u819c\u4e0a\u90e8\u3001\u66f2\u7387\u8303\u56f4\u5408\u7406&#xff09;\u548c\u7070\u5ea6\u68af\u5ea6\u7ea6\u675f&#xff1b;\u2463\u6df1\u5ea6\u5b66\u4e60\u5206\u5272\/\u5173\u952e\u70b9\u2014\u2014\u7528\u8bed\u4e49\u5206\u5272\u7f51\u7edc\u76f4\u63a5\u5206\u5272\u773c\u7751\u533a\u57df&#xff08;\u50cf\u7d20\u7ea7&#xff09;&#xff0c;\u6216\u7528\u5173\u952e\u70b9\u68c0\u6d4b\u7f51\u7edc\u9884\u6d4b\u773c\u7751\u8f6e\u5ed3\u70b9&#xff08;\u5982\u4e0a\u4e0b\u773c\u7751\u540410-20\u4e2a\u70b9&#xff09;&#xff0c;\u518d\u62df\u5408\u66f2\u7ebf&#xff0c;\u6df1\u5ea6\u5b66\u4e60\u65b9\u6cd5\u5bf9\u776b\u6bdb\u906e\u6321\u548c\u4f4e\u5bf9\u6bd4\u5ea6\u9c81\u68d2\u6027\u5f3a&#xff1b;\u2464\u63a9\u7801\u751f\u6210\u2014\u2014\u6839\u636e\u62df\u5408\u7684\u773c\u7751\u66f2\u7ebf&#xff0c;\u751f\u6210\u8679\u819c\u6709\u6548\u533a\u57df\u63a9\u7801&#xff1a;\u4f4d\u4e8e\u4e0a\u4e0b\u773c\u7751\u4e4b\u95f4\u3001\u5185\u5916\u5706\u4e4b\u95f4\u7684\u533a\u57df\u4e3a\u6709\u6548\u8679\u819c&#xff0c;\u88ab\u773c\u7751\u8986\u76d6\u7684\u533a\u57df\u6807\u8bb0\u4e3a\u65e0\u6548&#xff08;\u5728\u5f52\u4e00\u5316\u77e9\u5f62\u56fe\u4e2d\u5bf9\u5e94\u884c\u6807\u8bb0\u4e3a\u906e\u6321&#xff09;\u3002\u773c\u7751\u5b9a\u4f4d\u7684\u7cbe\u5ea6\u76f4\u63a5\u5f71\u54cd\u6709\u6548\u8679\u819c\u533a\u57df\u7684\u5927\u5c0f\u2014\u2014\u5982\u679c\u773c\u7751\u5b9a\u4f4d\u504f\u677e&#xff08;\u628a\u773c\u7751\u533a\u57df\u8bef\u5224\u4e3a\u6709\u6548\u8679\u819c&#xff09;&#xff0c;\u4f1a\u5f15\u5165\u773c\u7751\u76ae\u80a4\u7eb9\u7406\u4f5c\u4e3a\u566a\u58f0&#xff0c;\u5bfc\u81f4\u5339\u914d\u8bef\u5224&#xff1b;\u5982\u679c\u504f\u7d27&#xff08;\u628a\u6709\u6548\u8679\u819c\u8bef\u5224\u4e3a\u906e\u6321&#xff09;&#xff0c;\u4f1a\u51cf\u5c11\u6709\u6548\u7eb9\u7406\u4f4d\u6570&#xff0c;\u964d\u4f4e\u8bc6\u522b\u533a\u5206\u5ea6\u3002\u901a\u5e38\u91c7\u7528&#034;\u504f\u7d27&#034;\u7b56\u7565&#xff08;\u5b81\u53ef\u591a\u6807\u8bb0\u4e00\u4e9b\u906e\u6321&#xff0c;\u4e5f\u4e0d\u5f15\u5165\u566a\u58f0&#xff09;&#xff0c;\u56e0\u4e3a\u8679\u819c\u7eb9\u7406\u4fe1\u606f\u5197\u4f59\u5ea6\u9ad8&#xff08;2048\u4f4d\u4e2d\u53ea\u8981\u6709\u51e0\u767e\u4f4d\u6709\u6548\u5c31\u8db3\u4ee5\u533a\u5206&#xff09;&#xff0c;\u5c11\u91cf\u906e\u6321\u4e0d\u5f71\u54cd\u8bc6\u522b\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">4.5\u00a0\u5b9a\u4f4d\u7cbe\u5ea6\u8bc4\u4f30\u4e0e\u4f18\u5316<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u5b9a\u4f4d\u7cbe\u5ea6\u7684\u8bc4\u4f30\u6307\u6807&#xff1a;\u2460\u8fb9\u754c\u4ea4\u5e76\u6bd4&#xff08;IoU&#xff09;\u2014\u2014\u5b9a\u4f4d\u5f97\u5230\u7684\u5706\u4e0e\u771f\u5b9e\u6807\u6ce8\u5706&#xff08;\u4eba\u5de5\u6807\u6ce8\u7684\u5185\u5916\u8fb9\u754c&#xff09;\u7684\u4ea4\u96c6\u4e0e\u5e76\u96c6\u4e4b\u6bd4&#xff0c;IoU\u5927\u4e8e0.95\u4e3a\u4f18\u79c0&#xff0c;\u5927\u4e8e0.90\u4e3a\u826f\u597d&#xff1b;\u2461\u5706\u5fc3\u8bef\u5dee\u2014\u2014\u5b9a\u4f4d\u5706\u5fc3\u4e0e\u771f\u5b9e\u5706\u5fc3\u7684\u6b27\u6c0f\u8ddd\u79bb&#xff08;\u50cf\u7d20&#xff09;&#xff0c;\u5c0f\u4e8e1\u50cf\u7d20\u4e3a\u4e9a\u50cf\u7d20\u7ea7\u4f18\u79c0&#xff0c;\u5c0f\u4e8e2\u50cf\u7d20\u4e3a\u826f\u597d&#xff1b;\u2462\u534a\u5f84\u8bef\u5dee\u2014\u2014\u5b9a\u4f4d\u534a\u5f84\u4e0e\u771f\u5b9e\u534a\u5f84\u7684\u7edd\u5bf9\u5dee&#xff08;\u50cf\u7d20&#xff09;&#xff0c;\u5c0f\u4e8e1\u50cf\u7d20\u4e3a\u4f18\u79c0&#xff1b;\u2463\u773c\u7751\u66f2\u7ebf\u8bef\u5dee\u2014\u2014\u5b9a\u4f4d\u773c\u7751\u66f2\u7ebf\u4e0e\u771f\u5b9e\u6807\u6ce8\u7684\u5e73\u5747\u8ddd\u79bb&#xff08;\u50cf\u7d20&#xff09;&#xff0c;\u5c0f\u4e8e2\u50cf\u7d20\u4e3a\u826f\u597d&#xff1b;\u2464\u5b9a\u4f4d\u6210\u529f\u7387\u2014\u2014\u5728\u6d4b\u8bd5\u96c6\u4e2d\u6210\u529f\u5b9a\u4f4d&#xff08;\u4e0d\u5931\u8d25\u3001\u4e0d\u660e\u663e\u504f\u79fb&#xff09;\u7684\u6bd4\u4f8b&#xff0c;\u9ad8\u8d28\u91cf\u8fd1\u7ea2\u5916\u56fe\u50cf\u4e0a\u5e94\u5927\u4e8e99%&#xff0c;\u590d\u6742\u573a\u666f&#xff08;\u53ef\u89c1\u5149\/\u906e\u6321\/\u4f4e\u8d28\u91cf&#xff09;\u5927\u4e8e95%\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u5b9a\u4f4d\u4f18\u5316\u7b56\u7565&#xff1a;\u2460\u7c97\u7cbe\u4e24\u7ea7\u641c\u7d22\u2014\u2014\u5148\u7528\u5927\u6b65\u957f\u7c97\u641c\u7d22\u7f29\u5c0f\u8303\u56f4&#xff0c;\u518d\u7528\u5c0f\u6b65\u957f\u7cbe\u641c\u7d22&#xff0c;\u517c\u987e\u901f\u5ea6\u548c\u7cbe\u5ea6&#xff1b;\u2461\u591a\u5c3a\u5ea6\u7b56\u7565\u2014\u2014\u5148\u5728\u964d\u5206\u8fa8\u7387\u56fe\u50cf\u4e0a\u7c97\u5b9a\u4f4d&#xff08;\u901f\u5ea6\u5feb&#xff09;&#xff0c;\u518d\u5728\u539f\u59cb\u5206\u8fa8\u7387\u4e0a\u7cbe\u5b9a\u4f4d&#xff08;\u7cbe\u5ea6\u9ad8&#xff09;&#xff1b;\u2462\u5148\u5185\u540e\u5916&#043;\u7ea6\u675f\u2014\u2014\u5148\u5b9a\u4f4d\u77b3\u5b54&#xff08;\u5bf9\u6bd4\u5ea6\u9ad8\u3001\u8fb9\u7f18\u5b8c\u6574&#xff09;&#xff0c;\u518d\u4ee5\u77b3\u5b54\u5706\u5fc3\u4e3a\u4e2d\u5fc3\u3001\u534a\u5f84\u4e3a\u53c2\u8003&#xff0c;\u5728\u5408\u7406\u8303\u56f4\u5185\u641c\u7d22\u8679\u819c\u5916\u8fb9\u754c&#xff08;\u5916\u5706\u534a\u5f84\u901a\u5e38\u4e3a\u77b3\u5b54\u534a\u5f84\u76842-4\u500d&#xff0c;\u4e24\u5706\u5fc3\u504f\u5dee\u901a\u5e38\u5c0f\u4e8e\u8679\u819c\u534a\u5f84\u768410-20%&#xff09;&#xff0c;\u51cf\u5c11\u641c\u7d22\u7a7a\u95f4\u548c\u5047\u5cf0&#xff1b;\u2463\u9ad8\u65af\u03c3\u81ea\u9002\u5e94\u2014\u2014\u5185\u8fb9\u754c\u7528\u5c0f\u03c3&#xff08;\u7cbe\u786e\u5b9a\u4f4d&#xff09;&#xff0c;\u5916\u8fb9\u754c\u7528\u5927\u03c3&#xff08;\u6297\u906e\u6321\u6297\u566a\u58f0&#xff09;&#xff0c;\u6216\u6839\u636e\u56fe\u50cf\u8d28\u91cf\u81ea\u9002\u5e94\u8c03\u6574\u03c3&#xff08;\u6a21\u7cca\u56fe\u50cf\u7528\u5927\u03c3&#xff0c;\u6e05\u6670\u56fe\u50cf\u7528\u5c0f\u03c3&#xff09;&#xff1b;\u2464\u591a\u5e27\u878d\u5408\u2014\u2014\u89c6\u9891\u6d41\u4e2d\u5bf9\u591a\u5e27\u7684\u5b9a\u4f4d\u7ed3\u679c\u53d6\u5e73\u5747\u6216\u52a0\u6743\u878d\u5408&#xff08;\u8d28\u91cf\u9ad8\u7684\u5e27\u6743\u91cd\u9ad8&#xff09;&#xff0c;\u51cf\u5c11\u5355\u5e27\u5076\u7136\u8bef\u5dee&#xff1b;\u2465\u5931\u8d25\u68c0\u6d4b\u4e0e\u56de\u9000\u2014\u2014\u5982\u679c\u5b9a\u4f4d\u7ed3\u679c\u4e0d\u5408\u7406&#xff08;\u5982\u77b3\u5b54\u534a\u5f84\u5927\u4e8e\u8679\u819c\u534a\u5f84\u3001\u4e24\u5706\u5fc3\u504f\u5dee\u8fc7\u5927\u3001\u5706\u5728\u56fe\u50cf\u5916\u3001\u8fb9\u754c\u5904\u7070\u5ea6\u5dee\u8fc7\u5c0f&#xff09;&#xff0c;\u5224\u5b9a\u4e3a\u5b9a\u4f4d\u5931\u8d25&#xff0c;\u5207\u6362\u65b9\u6cd5&#xff08;\u5982Daugman\u5931\u8d25\u5219\u7528Hough&#xff09;\u6216\u63d0\u793a\u7528\u6237\u91cd\u65b0\u91c7\u96c6&#xff0c;\u907f\u514d\u9519\u8bef\u5b9a\u4f4d\u4f20\u5bfc\u5230\u540e\u7eed\u73af\u8282&#xff1b;\u2466\u6df1\u5ea6\u5b66\u4e60\u515c\u5e95\u2014\u2014\u4f20\u7edf\u65b9\u6cd5\u5b9a\u4f4d\u5931\u8d25\u6216\u7f6e\u4fe1\u5ea6\u4f4e\u65f6&#xff0c;\u7528\u6df1\u5ea6\u5b66\u4e60\u5b9a\u4f4d\u7f51\u7edc\u515c\u5e95&#xff0c;\u63d0\u5347\u590d\u6742\u573a\u666f\u4e0b\u7684\u6210\u529f\u7387\u3002\u5b9a\u4f4d\u662f\u6574\u5957\u7b97\u6cd5\u7684\u57fa\u7840&#xff0c;\u5b9a\u4f4d\u7cbe\u5ea6\u76f4\u63a5\u51b3\u5b9a\u540e\u7eed\u5f52\u4e00\u5316\u548c\u5339\u914d\u7684\u4e0a\u9650&#xff0c;\u56e0\u6b64\u751f\u4ea7\u7cfb\u7edf\u901a\u5e38\u5728\u5b9a\u4f4d\u73af\u8282\u6295\u5165\u6700\u591a\u7684\u4f18\u5316effort&#xff0c;\u91c7\u7528\u591a\u65b9\u6cd5\u878d\u5408\u548c\u591a\u7b56\u7565\u56de\u9000\u786e\u4fdd\u9ad8\u6210\u529f\u7387\u548c\u9ad8\u7cbe\u5ea6\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u4e94\u3001\u8679\u819c\u5206\u5272<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm;text-align:center\">\n<p class=\"img-center\"><img loading=\"lazy\" decoding=\"async\" alt=\"\" class=\"rich_pages wxw-img\" height=\"551\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/09\/20260916055035-6aaa2e2b5b03e.jpg\" width=\"827\" \/><\/p>\n<p style=\"margin-left:0cm;margin-right:0cm;text-align:center\"><span style=\"color:#8f959e\">\u8679\u819c\u8bc6\u522b\u7b97\u6cd5\u539f\u7406\u4e0e\u6548\u679c\u5bf9\u6bd4&#xff1a;\u539f\u59cb\u56fe\u50cf\u5185\u5916\u8fb9\u754c\u5b9a\u4f4d<\/span><span style=\"color:#8f959e\">\u2192<\/span><span style=\"color:#8f959e\">\u5f52\u4e00\u5316\u77e9\u5f62\u7eb9\u7406\u5c55\u5f00<\/span><span style=\"color:#8f959e\">\u2192<\/span><span style=\"color:#8f959e\">\u8679\u819c\u7f16\u7801\u5339\u914d\u6c49\u660e\u8ddd\u79bb\u8ba1\u7b97<\/span><span style=\"color:#8f959e\">\u2192Gabor<\/span><span style=\"color:#8f959e\">\u5c0f\u6ce2\u4e0e\u6c49\u660e\u8ddd\u79bb\u5206\u5e03<\/span><\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8679\u819c\u5206\u5272&#xff08;Iris Segmentation&#xff09;\u7684\u4efb\u52a1\u662f\u5c06\u8679\u819c\u50cf\u7d20\u4ece\u56fe\u50cf\u4e2d\u7cbe\u786e\u5206\u79bb\u51fa\u6765&#xff0c;\u751f\u6210\u50cf\u7d20\u7ea7\u7684\u8679\u819c\u63a9\u7801&#xff08;mask&#xff09;&#xff0c;\u6807\u6ce8\u6bcf\u4e2a\u50cf\u7d20\u662f\u5426\u5c5e\u4e8e\u6709\u6548\u8679\u819c\u533a\u57df&#xff0c;\u4ee5\u53ca\u906e\u6321\u7c7b\u578b&#xff08;\u773c\u7751\u3001\u776b\u6bdb\u3001\u53cd\u5149\u3001\u773c\u955c\u3001\u80cc\u666f\u7b49&#xff09;\u3002\u7cbe\u51c6\u5b9a\u4f4d\u7ed9\u51fa\u7684\u662f\u8679\u819c\u5185\u5916\u8fb9\u754c\u7684\u5706\u53c2\u6570\u548c\u773c\u7751\u66f2\u7ebf\u53c2\u6570&#xff0c;\u57fa\u4e8e\u8fd9\u4e9b\u51e0\u4f55\u53c2\u6570\u53ef\u4ee5\u76f4\u63a5\u751f\u6210\u4e00\u4e2a\u51e0\u4f55\u63a9\u7801&#xff08;\u5706\u548c\u629b\u7269\u7ebf\u5b9a\u4e49\u7684\u533a\u57df&#xff09;&#xff0c;\u8fd9\u662f\u6700\u7b80\u5355\u7684\u5206\u5272\u65b9\u6cd5\u3002\u4f46\u51e0\u4f55\u63a9\u7801\u5047\u8bbe\u8679\u819c\u8fb9\u754c\u662f\u5b8c\u7f8e\u7684\u5706\u5f62\u548c\u629b\u7269\u7ebf&#xff0c;\u4e14\u6ca1\u6709\u8003\u8651\u776b\u6bdb\u3001\u53cd\u5149\u3001\u773c\u955c\u6846\u3001\u5c40\u90e8\u8679\u819c\u75c5\u53d8\u7b49\u975e\u7406\u60f3\u60c5\u51b5&#xff0c;\u5728\u590d\u6742\u573a\u666f\u4e0b\u5206\u5272\u7cbe\u5ea6\u4e0d\u8db3\u3002\u56e0\u6b64&#xff0c;\u66f4\u7cbe\u786e\u7684\u5206\u5272\u9700\u8981\u7528\u4f20\u7edf\u56fe\u50cf\u5206\u5272\u65b9\u6cd5\u6216\u6df1\u5ea6\u5b66\u4e60\u8bed\u4e49\u5206\u5272\u65b9\u6cd5&#xff0c;\u751f\u6210\u50cf\u7d20\u7ea7\u7684\u7cbe\u786e\u63a9\u7801\u3002\u5206\u5272\u7cbe\u5ea6\u76f4\u63a5\u5f71\u54cd\u540e\u7eed\u5f52\u4e00\u5316\u548c\u7279\u5f81\u63d0\u53d6\u2014\u2014\u5982\u679c\u628a\u975e\u8679\u819c\u50cf\u7d20&#xff08;\u5982\u5de9\u819c\u3001\u773c\u7751\u3001\u776b\u6bdb\u3001\u53cd\u5149&#xff09;\u8bef\u5224\u4e3a\u6709\u6548\u8679\u819c&#xff0c;\u4f1a\u5f15\u5165\u566a\u58f0\u7eb9\u7406\u5bfc\u81f4\u5339\u914d\u8bef\u5224&#xff1b;\u5982\u679c\u628a\u6709\u6548\u8679\u819c\u50cf\u7d20\u8bef\u5224\u4e3a\u906e\u6321&#xff0c;\u4f1a\u51cf\u5c11\u6709\u6548\u7279\u5f81\u4f4d\u6570\u964d\u4f4e\u533a\u5206\u5ea6\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">5.1\u00a0\u4f20\u7edf\u5206\u5272\u65b9\u6cd5<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u4f20\u7edf\u8679\u819c\u5206\u5272\u65b9\u6cd5\u57fa\u4e8e\u51e0\u4f55\u6a21\u578b\u548c\u56fe\u50cf\u7070\u5ea6\u7279\u6027&#xff1a;\u2460\u51e0\u4f55\u63a9\u7801\u6cd5\u2014\u2014\u76f4\u63a5\u7528\u7cbe\u51c6\u5b9a\u4f4d\u5f97\u5230\u7684\u5185\u5706&#xff08;\u77b3\u5b54\u8fb9\u754c&#xff09;\u3001\u5916\u5706&#xff08;\u8679\u819c\u8fb9\u754c&#xff09;\u3001\u4e0a\u4e0b\u773c\u7751\u66f2\u7ebf\u751f\u6210\u63a9\u7801&#xff1a;\u4f4d\u4e8e\u5916\u5706\u5185\u3001\u5185\u5706\u5916\u3001\u4e0a\u4e0b\u773c\u7751\u4e4b\u95f4\u7684\u50cf\u7d20\u6807\u8bb0\u4e3a\u6709\u6548\u8679\u819c&#xff0c;\u5176\u4f59\u6807\u8bb0\u4e3a\u65e0\u6548&#xff08;\u77b3\u5b54\/\u5de9\u819c\/\u773c\u7751\/\u80cc\u666f&#xff09;\u3002\u8fd9\u79cd\u65b9\u6cd5\u6700\u7b80\u5355\u3001\u901f\u5ea6\u6700\u5feb&#xff08;\u53ea\u9700\u51e0\u4f55\u8ba1\u7b97&#xff0c;\u4e0d\u9700\u8981\u56fe\u50cf\u5904\u7406&#xff09;&#xff0c;\u5728\u9ad8\u8d28\u91cf\u8fd1\u7ea2\u5916\u56fe\u50cf\u4e0a\u6548\u679c\u53ef\u63a5\u53d7&#xff1b;\u4f46\u5bf9\u975e\u5706\u5f62\u8fb9\u754c\u3001\u5c40\u90e8\u906e\u6321\u3001\u776b\u6bdb\u3001\u53cd\u5149\u5904\u7406\u7c97\u7cd9&#xff0c;\u5206\u5272\u7cbe\u5ea6\u6709\u9650\u3002\u2461\u4e3b\u52a8\u8f6e\u5ed3\u6a21\u578b&#xff08;Snakes\/Level Set&#xff09;\u2014\u2014\u4ece\u51e0\u4f55\u63a9\u7801\u7684\u8fb9\u754c\u5f00\u59cb&#xff0c;\u7528Snakes&#xff08;\u53c2\u6570\u5316\u4e3b\u52a8\u8f6e\u5ed3&#xff09;\u6216Level Set&#xff08;\u51e0\u4f55\u4e3b\u52a8\u8f6e\u5ed3&#xff09;\u6f14\u5316\u5230\u7cbe\u786e\u7684\u8679\u819c\u8fb9\u754c\u3002Snakes\u7528\u4e00\u6761\u53c2\u6570\u5316\u66f2\u7ebf&#xff0c;\u5728\u5185\u90e8\u80fd\u91cf&#xff08;\u5149\u6ed1\u6027\u3001\u5f39\u6027&#xff09;\u548c\u5916\u90e8\u80fd\u91cf&#xff08;\u56fe\u50cf\u68af\u5ea6&#xff0c;\u5438\u5f15\u66f2\u7ebf\u5230\u8fb9\u7f18&#xff09;\u4f5c\u7528\u4e0b\u6f14\u5316&#xff1b;Level 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style=\"margin-left:0cm;margin-right:0cm\">\u6df1\u5ea6\u5b66\u4e60\u8679\u819c\u5206\u5272\u7684\u8bad\u7ec3\u8981\u70b9&#xff1a;\u2460\u6807\u6ce8\u6570\u636e\u2014\u2014\u9700\u8981\u50cf\u7d20\u7ea7\u6807\u6ce8\u7684\u8679\u819c\u56fe\u50cf&#xff0c;\u516c\u5f00\u6570\u636e\u96c6\u5982CASIA-Iris\u3001IITD\u3001UBIRIS\u7b49\u901a\u5e38\u53ea\u6709\u56fe\u50cf\u6ca1\u6709\u50cf\u7d20\u6807\u6ce8&#xff0c;\u9700\u8981\u81ea\u884c\u6807\u6ce8&#xff08;\u7528LabelMe\/CVAT\u6807\u6ce8\u8679\u819c\/\u77b3\u5b54\/\u5de9\u819c\/\u773c\u7751\/\u776b\u6bdb\/\u53cd\u5149\/\u80cc\u666f\u7b49\u7c7b\u522b&#xff09;&#xff0c;\u6216\u7528\u4f20\u7edf\u65b9\u6cd5\u81ea\u52a8\u751f\u6210\u7c97\u6807\u6ce8\u518d\u4eba\u5de5\u4fee\u6b63\u3002\u6807\u6ce8\u7c7b\u522b\u901a\u5e38\u5206\u4e3a&#xff1a;\u6709\u6548\u8679\u819c\u3001\u77b3\u5b54\u3001\u5de9\u819c\u3001\u4e0a\u773c\u7751\u3001\u4e0b\u773c\u7751\u3001\u776b\u6bdb\u3001\u53cd\u5149\u3001\u773c\u955c\u3001\u80cc\u666f&#xff0c;\u51718-10\u7c7b&#xff1b;\u4e5f\u53ef\u4ee5\u7b80\u5316\u4e3a\u4e8c\u5206\u7c7b&#xff08;\u6709\u6548\u8679\u819c\/\u975e\u8679\u819c&#xff09;&#xff0c;\u4f46\u591a\u7c7b\u522b\u5206\u5272\u80fd\u63d0\u4f9b\u66f4\u4e30\u5bcc\u7684\u906e\u6321\u4fe1\u606f\u3002\u2461\u6570\u636e\u589e\u5f3a\u2014\u2014\u8bad\u7ec3\u65f6\u4f7f\u7528&#xff1a;\u968f\u673a\u4eae\u5ea6\/\u5bf9\u6bd4\u5ea6\/\u4f3d\u9a6c&#xff08;\u6a21\u62df\u4e0d\u540c\u8fd1\u7ea2\u5916\u6210\u50cf\u6761\u4ef6&#xff09;\u3001\u968f\u673a\u566a\u58f0&#xff08;\u9ad8\u65af\/\u6912\u76d0&#xff0c;\u6a21\u62df\u4f20\u611f\u5668\u566a\u58f0&#xff09;\u3001\u968f\u673a\u65cb\u8f6c\/\u7f29\u653e\/\u5e73\u79fb&#xff08;\u6a21\u62df\u4e0d\u540c\u5934\u90e8\u59ff\u6001\u548c\u8ddd\u79bb&#xff09;\u3001\u968f\u673a\u906e\u6321&#xff08;\u6a21\u62df\u773c\u7751\/\u776b\u6bdb\/\u773c\u955c\/\u5934\u53d1\u906e\u6321&#xff09;\u3001\u5f39\u6027\u5f62\u53d8&#xff08;\u6a21\u62df\u8679\u819c\u975e\u521a\u6027\u5f62\u53d8&#xff09;\u3001MixUp\/CutMix&#xff08;\u6df7\u5408\u6837\u672c\u63d0\u5347\u6cdb\u5316&#xff09;\u3001\u53ef\u89c1\u5149-\u8fd1\u7ea2\u5916\u57df\u9002\u5e94&#xff08;\u5982\u679c\u9700\u8981\u652f\u6301\u53ef\u89c1\u5149\u56fe\u50cf&#xff0c;\u7528CycleGAN\/\u57df\u5bf9\u6297\u8bad\u7ec3\u5c06NIR\u77e5\u8bc6\u8fc1\u79fb\u5230VIS&#xff09;\u3002\u2462\u635f\u5931\u51fd\u6570\u2014\u2014\u5e38\u7528\u4ea4\u53c9\u71b5\u635f\u5931&#xff08;CE&#xff09;\u3001Dice\u635f\u5931&#xff08;\u89e3\u51b3\u7c7b\u522b\u4e0d\u5e73\u8861&#xff0c;\u8679\u819c\u50cf\u7d20\u5360\u6bd4\u5c0f&#xff09;\u3001Focal Loss&#xff08;\u805a\u7126\u96be\u5206\u6837\u672c&#xff0c;\u5982\u8fb9\u754c\u548c\u906e\u6321\u533a\u57df&#xff09;\u3001\u8fb9\u754c\u635f\u5931&#xff08;Boundary Loss&#xff0c;\u7528\u8ddd\u79bb\u573a\u60e9\u7f5a\u8fb9\u754c\u504f\u5dee&#xff09;\u3001\u7ec4\u5408\u635f\u5931&#xff08;CE&#043;Dice&#043;Focal&#xff0c;\u52a0\u6743\u7ec4\u5408&#xff09;\u3002\u591a\u7c7b\u522b\u5206\u5272\u7528\u52a0\u6743\u4ea4\u53c9\u71b5&#xff08;\u7ed9\u8679\u819c\u548c\u8fb9\u754c\u7c7b\u522b\u66f4\u9ad8\u6743\u91cd&#xff09;\u3002\u2463\u8bad\u7ec3\u7b56\u7565\u2014\u2014\u9884\u8bad\u7ec3&#xff08;\u5728ImageNet\u6216\u5927\u89c4\u6a21\u8679\u819c\u6570\u636e\u4e0a\u9884\u8bad\u7ec3\u7f16\u7801\u5668&#xff0c;\u518d\u5728\u76ee\u6807\u6570\u636e\u96c6\u5fae\u8c03&#xff09;\u3001\u65e9\u505c&#xff08;\u9a8c\u8bc1\u96c6\u635f\u5931\u4e0d\u518d\u4e0b\u964d\u65f6\u505c\u6b62&#xff0c;\u9632\u6b62\u8fc7\u62df\u5408&#xff09;\u3001\u5b66\u4e60\u7387\u8c03\u5ea6&#xff08;\u4f59\u5f26\u9000\u706b\/ReduceLROnPlateau&#xff09;\u3001\u6570\u636e\u5e73\u8861&#xff08;\u786e\u4fdd\u4e0d\u540c\u8d28\u91cf\u3001\u4e0d\u540c\u906e\u6321\u7a0b\u5ea6\u7684\u6837\u672c\u5747\u8861&#xff09;\u3001\u4ea4\u53c9\u9a8c\u8bc1&#xff08;K\u6298\u4ea4\u53c9\u9a8c\u8bc1\u8bc4\u4f30\u6cdb\u5316\u6027\u80fd&#xff09;\u3002\u2464\u8bc4\u4f30\u6307\u6807\u2014\u2014\u50cf\u7d20\u51c6\u786e\u7387&#xff08;Pixel Accuracy&#xff09;\u3001\u4ea4\u5e76\u6bd4&#xff08;IoU\/Jaccard&#xff09;\u3001Dice\u7cfb\u6570&#xff08;F1\u5206\u6570&#xff0c;2TP\/(2TP&#043;FP&#043;FN)&#xff09;\u3001\u8fb9\u754cF1&#xff08;Boundary F1&#xff0c;\u8bc4\u4f30\u8fb9\u754c\u5b9a\u4f4d\u7cbe\u5ea6&#xff09;\u3001\u00a0Hausdorff\u8ddd\u79bb&#xff08;\u6700\u5927\u8fb9\u754c\u504f\u5dee&#xff09;\u3002\u9ad8\u8d28\u91cf\u8fd1\u7ea2\u5916\u56fe\u50cf\u4e0aU-Net\u7684IoU\u53ef\u8fbe0.95\u4ee5\u4e0a&#xff0c;F1 0.96-0.98&#xff0c;\u8fdc\u8d85\u4f20\u7edf\u65b9\u6cd5\u76840.75-0.85\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u6df1\u5ea6\u5b66\u4e60\u5206\u5272\u7684\u4f18\u52bf&#xff1a;\u2460\u7cbe\u5ea6\u9ad8\u2014\u2014F1 0.96-0.98&#xff0c;IoU 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style=\"margin-left:0cm;margin-right:0cm\">5.3\u00a0\u906e\u6321\u5904\u7406<\/p>\n<p 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Reflection&#xff09;\u2014\u2014\u8fd1\u7ea2\u5916LED\u5149\u6e90\u5728\u89d2\u819c\u3001\u773c\u955c\u7247\u3001\u9690\u5f62\u773c\u955c\u4e0a\u53cd\u5c04\u5f62\u6210\u7684\u4eae\u6591&#xff0c;\u5728\u56fe\u50cf\u4e2d\u5448\u7eaf\u767d\u8272&#xff08;\u7070\u5ea6\u9971\u548c&#xff09;&#xff0c;\u906e\u6321\u4e0b\u65b9\u8679\u819c\u7eb9\u7406\u3002\u5904\u7406&#xff1a;\u00b7\u68c0\u6d4b\u2014\u2014\u7528\u9608\u503c\u5206\u5272&#xff08;\u7070\u5ea6\u5927\u4e8e250\u6216\u9971\u548c\u50cf\u7d20&#xff09;\u3001\u8fde\u901a\u57df\u5206\u6790&#xff08;\u53cd\u5149\u901a\u5e38\u662f\u51e0\u4e2a\u5c0f\u7684\u5706\u5f62\/\u692d\u5706\u5f62\u4eae\u6591&#xff09;\u3001\u6df1\u5ea6\u5b66\u4e60\u5206\u5272&#xff08;\u5355\u72ec\u6807\u6ce8\u53cd\u5149\u7c7b\u522b&#xff09;\u68c0\u6d4b\u53cd\u5149\u533a\u57df&#xff1b;\u00b7\u63a9\u7801\u2014\u2014\u5c06\u53cd\u5149\u533a\u57df\u6807\u8bb0\u4e3a\u65e0\u6548&#xff1b;\u00b7\u4fee\u590d&#xff08;\u53ef\u9009&#xff09;\u2014\u2014\u7528\u5468\u56f4\u7eb9\u7406\u63d2\u503c\u4fee\u590d\u53cd\u5149\u533a\u57df&#xff0c;\u7528\u4e8e\u53ef\u89c6\u5316&#xff1b;\u00b7\u786c\u4ef6\u7f13\u89e3\u2014\u2014\u5728\u91c7\u96c6\u7aef\u7528\u504f\u632f\u6ee4\u5149\u7247&#xff08;\u51cf\u5c11\u89d2\u819c\u548c\u773c\u955c\u53cd\u5149&#xff09;\u3001\u591a\u89d2\u5ea6LED\u7167\u660e&#xff08;\u5206\u6563\u53cd\u5149\u4f4d\u7f6e&#xff09;\u3001\u6297\u53cd\u5149\u9540\u819c\u955c\u5934&#xff0c;\u4ece\u6e90\u5934\u51cf\u5c11\u53cd\u5149\u3002\u2463\u773c\u955c\u906e\u6321\u2014\u2014\u6846\u67b6\u773c\u955c\u7684\u955c\u6846\u53ef\u80fd\u906e\u6321\u8679\u819c\u8fb9\u7f18&#xff0c;\u955c\u7247\u53ef\u80fd\u4ea7\u751f\u53cd\u5149\u548c\u7578\u53d8\u3002\u5904\u7406&#xff1a;\u00b7\u955c\u6846\u68c0\u6d4b\u2014\u2014\u7528\u8fb9\u7f18\u68c0\u6d4b\u548c\u5f62\u6001\u5b66\u64cd\u4f5c\u68c0\u6d4b\u955c\u6846&#xff08;\u6df1\u8272\u5f27\u5f62\u7ed3\u6784&#xff09;&#xff0c;\u6807\u8bb0\u4e3a\u906e\u6321&#xff1b;\u00b7\u955c\u7247\u53cd\u5149\u2014\u2014\u540c\u53cd\u5149\u5904\u7406&#xff1b;\u00b7\u5efa\u8bae\u2014\u2014\u91c7\u96c6\u65f6\u5efa\u8bae\u7528\u6237\u6458\u4e0b\u773c\u955c&#xff08;\u5982\u679c\u53ef\u80fd&#xff09;&#xff0c;\u6216\u4f7f\u7528\u6297\u53cd\u5149\u955c\u7247\u548c\u504f\u632f\u7167\u660e&#xff1b;\u9690\u5f62\u773c\u955c&#xff08;\u900f\u660e&#xff09;\u901a\u5e38\u4e0d\u5f71\u54cd&#xff0c;\u4f46\u5f69\u8272\u9690\u5f62\u773c\u955c&#xff08;\u7f8e\u77b3&#xff09;\u4f1a\u6539\u53d8\u8679\u819c\u7eb9\u7406&#xff0c;\u9700\u8981\u68c0\u6d4b\u5e76\u62d2\u7edd&#xff08;\u89c1\u6d3b\u4f53\u68c0\u6d4b\u7ae0\u8282&#xff09;\u3002\u2464\u5934\u53d1\/\u5e3d\u5b50\/\u624b\u906e\u6321\u2014\u2014\u7528\u6237\u7684\u5934\u53d1\u5218\u6d77\u3001\u5e3d\u5b50\u5e3d\u6a90\u3001\u624b\u7b49\u53ef\u80fd\u906e\u6321\u773c\u775b\u548c\u8679\u819c\u3002\u5904\u7406&#xff1a;\u5728\u68c0\u6d4b\u548c\u8d28\u91cf\u8bc4\u4f30\u9636\u6bb5\u68c0\u6d4b\u5927\u9762\u79ef\u906e\u6321&#xff0c;\u63d0\u793a\u7528\u6237\u79fb\u5f00\u906e\u6321\u7269\u91cd\u65b0\u91c7\u96c6&#xff0c;\u4e0d\u5c1d\u8bd5\u4fee\u590d&#xff08;\u5927\u9762\u79ef\u906e\u6321\u65e0\u6cd5\u53ef\u9760\u4fee\u590d&#xff09;\u3002\u2465\u8fd0\u52a8\u6a21\u7cca\/\u79bb\u7126\u6a21\u7cca\u2014\u2014\u7528\u6237\u79fb\u52a8\u6216\u5bf9\u7126\u4e0d\u51c6\u5bfc\u81f4\u56fe\u50cf\u6a21\u7cca&#xff0c;\u8679\u819c\u7eb9\u7406\u4e0d\u53ef\u8fa8\u3002\u5904\u7406&#xff1a;\u5728\u8d28\u91cf\u8bc4\u4f30\u9636\u6bb5\u68c0\u6d4b\u6a21\u7cca&#xff08;\u62c9\u666e\u62c9\u65af\u65b9\u5dee\u4f4e\u4e8e\u9608\u503c&#xff09;&#xff0c;\u62d2\u7edd\u5e76\u63d0\u793a\u91cd\u65b0\u91c7\u96c6&#xff0c;\u4e0d\u5c1d\u8bd5\u7528\u53bb\u6a21\u7cca\u7b97\u6cd5\u6062\u590d&#xff08;\u53bb\u6a21\u7cca\u53ef\u80fd\u5f15\u5165\u4f2a\u7eb9\u7406&#xff0c;\u5f71\u54cd\u8bc6\u522b\u5b89\u5168\u6027&#xff09;\u3002\u906e\u6321\u5904\u7406\u7684\u6838\u5fc3\u539f\u5219\u662f&#xff1a;\u80fd\u6807\u8bb0\u4e3a\u65e0\u6548\u7684\u5c31\u6807\u8bb0&#xff08;\u4e0d\u5f15\u5165\u566a\u58f0&#xff09;&#xff0c;\u80fd\u5728\u91c7\u96c6\u7aef\u907f\u514d\u7684\u5c31\u907f\u514d&#xff08;\u786c\u4ef6\u548c\u7528\u6237\u5f15\u5bfc&#xff09;&#xff0c;\u53ea\u6709\u7528\u4e8e\u53ef\u89c6\u5316\u65f6\u624d\u4fee\u590d&#xff08;\u4fee\u590d\u533a\u57df\u4e0d\u53c2\u4e0e\u5339\u914d&#xff09;\u3002\u8679\u819c\u7eb9\u7406\u4fe1\u606f\u5197\u4f59\u5ea6\u9ad8&#xff08;2048\u4f4d\u7f16\u7801\u4e2d\u53ea\u8981\u6709\u51e0\u767e\u4f4d\u6709\u6548\u5c31\u8db3\u4ee5\u533a\u5206\u767e\u4e07\u7ea7\u4eba\u7fa4&#xff09;&#xff0c;\u56e0\u6b6430-40%\u7684\u906e\u6321\u901a\u5e38\u4e0d\u5f71\u54cd\u8bc6\u522b\u7cbe\u5ea6&#xff0c;\u5173\u952e\u662f\u51c6\u786e\u6807\u8bb0\u906e\u6321\u533a\u57df\u907f\u514d\u566a\u58f0\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">5.4\u00a0\u5206\u5272\u8d28\u91cf\u8bc4\u4f30<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u5206\u5272\u8d28\u91cf\u8bc4\u4f30\u7528\u4e8e\u5224\u65ad\u5206\u5272\u7ed3\u679c\u662f\u5426\u53ef\u9760&#xff0c;\u4e0d\u53ef\u9760\u65f6\u56de\u9000\u5230\u51e0\u4f55\u63a9\u7801\u6216\u63d0\u793a\u91cd\u65b0\u91c7\u96c6&#xff1a;\u2460\u63a9\u7801\u5b8c\u6574\u6027\u2014\u2014\u6709\u6548\u8679\u819c\u533a\u57df\u9762\u79ef\u5360\u7406\u8bba\u8679\u819c\u9762\u79ef&#xff08;\u5916\u5706\u9762\u79ef\u51cf\u5185\u5706\u9762\u79ef&#xff09;\u7684\u6bd4\u4f8b&#xff0c;\u5927\u4e8e50-60%\u4e3a\u53ef\u63a5\u53d7&#xff0c;\u5927\u4e8e70%\u4e3a\u826f\u597d&#xff1b;\u5982\u679c\u6709\u6548\u9762\u79ef\u8fc7\u5c0f&#xff08;\u5982\u5c0f\u4e8e30%&#xff09;&#xff0c;\u8bf4\u660e\u906e\u6321\u592a\u4e25\u91cd&#xff0c;\u62d2\u7edd\u3002\u2461\u8fb9\u754c\u8fde\u7eed\u6027\u2014\u2014\u8679\u819c\u5916\u8fb9\u754c\u548c\u5185\u8fb9\u754c\u662f\u5426\u8fde\u7eed&#xff08;\u6ca1\u6709\u5927\u7684\u65ad\u88c2&#xff09;&#xff0c;\u7528\u8fb9\u754c\u50cf\u7d20\u7684\u8fde\u901a\u6027\u548c\u66f2\u7387\u53d8\u5316\u8bc4\u4f30&#xff0c;\u8fb9\u754c\u65ad\u88c2\u53ef\u80fd\u610f\u5473\u7740\u5206\u5272\u5931\u8d25\u6216\u4e25\u91cd\u906e\u6321\u3002\u2462\u5f62\u72b6\u5408\u7406\u6027\u2014\u2014\u5206\u5272\u5f97\u5230\u7684\u8679\u819c\u533a\u57df\u662f\u5426\u8fd1\u4f3c\u73af\u5f62&#xff08;\u5916\u5706\u5185\u5706\u4e4b\u95f4&#xff09;&#xff0c;\u9762\u79ef\u3001\u957f\u5bbd\u6bd4\u3001\u504f\u5fc3\u5ea6\u662f\u5426\u5728\u5408\u7406\u8303\u56f4&#xff1b;\u5982\u679c\u5f62\u72b6\u660e\u663e\u5f02\u5e38&#xff08;\u5982\u53ea\u6709\u4e00\u534a\u8679\u819c\u3001\u8679\u819c\u533a\u57df\u4fb5\u5165\u5de9\u819c\u6216\u77b3\u5b54&#xff09;&#xff0c;\u5224\u5b9a\u4e3a\u5206\u5272\u5931\u8d25\u3002\u2463\u8fb9\u754c\u7070\u5ea6\u5dee\u2014\u2014\u5206\u5272\u8fb9\u754c\u4e24\u4fa7\u7684\u7070\u5ea6\u5dee\u662f\u5426\u8db3\u591f\u5927&#xff08;\u77b3\u5b54-\u8679\u819c\u8fb9\u754c\u7070\u5ea6\u5dee\u5927\u4e8e20&#xff0c;\u8679\u819c-\u5de9\u819c\u8fb9\u754c\u7070\u5ea6\u5dee\u5927\u4e8e15&#xff09;&#xff0c;\u7070\u5ea6\u5dee\u5c0f\u8bf4\u660e\u8fb9\u754c\u4e0d\u6e05\u6670&#xff0c;\u5206\u5272\u53ef\u80fd\u4e0d\u51c6\u3002\u2464\u6df1\u5ea6\u5b66\u4e60\u7f6e\u4fe1\u5ea6\u2014\u2014\u5982\u679c\u7528\u6df1\u5ea6\u5b66\u4e60\u5206\u5272&#xff0c;\u7f51\u7edc\u8f93\u51fa\u7684softmax\u6982\u7387\/\u71b5\u53ef\u4ee5\u4f5c\u4e3a\u7f6e\u4fe1\u5ea6&#xff0c;\u5e73\u5747\u7f6e\u4fe1\u5ea6\u5927\u4e8e0.9\u4e3a\u53ef\u9760&#xff0c;\u4f4e\u4e8e0.7\u4e3a\u4e0d\u53ef\u9760&#xff1b;\u4e5f\u53ef\u4ee5\u7528\u6d4b\u8bd5\u65f6\u589e\u5f3a&#xff08;TTA&#xff0c;\u591a\u6b21\u7ffb\u8f6c\/\u7f29\u653e\u9884\u6d4b\u53d6\u5e73\u5747&#xff09;\u7684\u4e00\u81f4\u6027\u4f5c\u4e3a\u7f6e\u4fe1\u5ea6&#xff08;\u4e00\u81f4\u6027\u9ad8\u8bf4\u660e\u5206\u5272\u7a33\u5b9a&#xff09;\u3002\u2465\u4e0e\u51e0\u4f55\u63a9\u7801\u7684\u4e00\u81f4\u6027\u2014\u2014\u6df1\u5ea6\u5b66\u4e60\u5206\u5272\u7ed3\u679c\u4e0e\u51e0\u4f55\u63a9\u7801\u7684IoU&#xff0c;\u5982\u679cIoU\u5927\u4e8e0.9\u8bf4\u660e\u4e24\u8005\u4e00\u81f4&#xff0c;\u5206\u5272\u53ef\u9760&#xff1b;\u5982\u679cIoU\u5c0f\u4e8e0.7\u8bf4\u660e\u4e24\u8005\u5dee\u5f02\u5927&#xff0c;\u53ef\u80fd\u5176\u4e2d\u4e00\u4e2a\u5931\u8d25&#xff0c;\u9700\u8981\u4eba\u5de5\u5224\u65ad\u6216\u56de\u9000\u3002\u5206\u5272\u8d28\u91cf\u8bc4\u4f30\u662f\u6574\u5957\u7b97\u6cd5\u7684&#034;\u5b89\u5168\u7f51&#034;\u2014\u2014\u786e\u4fdd\u53ea\u6709\u9ad8\u8d28\u91cf\u7684\u5206\u5272\u7ed3\u679c\u8fdb\u5165\u540e\u7eed\u5f52\u4e00\u5316\u548c\u7279\u5f81\u63d0\u53d6&#xff0c;\u4f4e\u8d28\u91cf\u7ed3\u679c\u53ca\u65f6\u62d2\u7edd\u6216\u56de\u9000&#xff0c;\u907f\u514d\u9519\u8bef\u4f20\u5bfc\u5bfc\u81f4\u8bc6\u522b\u5931\u8d25\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u516d\u3001\u5f52\u4e00\u5316\u4e0e\u56fe\u50cf\u589e\u5f3a&#xff08;\u6807\u51c6\u5224\u65ad&#xff09;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u5f52\u4e00\u5316&#xff08;Normalization&#xff09;\u662f\u8679\u819c\u8bc6\u522b\u4e2d\u6700\u5177\u7279\u8272\u7684\u73af\u8282\u4e4b\u4e00&#xff0c;\u5176\u4efb\u52a1\u662f\u5c06\u73af\u5f62\u7684\u8679\u819c\u533a\u57df\u5c55\u5f00\u4e3a\u56fa\u5b9a\u5927\u5c0f\u7684\u77e9\u5f62\u56fe\u50cf&#xff0c;\u6d88\u9664\u4e0d\u540c\u91c7\u96c6\u6761\u4ef6\u4e0b\u7684\u51e0\u4f55\u53d8\u5316&#xff0c;\u4f7f\u5f97\u540c\u4e00\u4e2a\u4eba\u7684\u8679\u819c\u5728\u4e0d\u540c\u65f6\u95f4\u3001\u4e0d\u540c\u8bbe\u5907\u3001\u4e0d\u540c\u8ddd\u79bb\u3001\u4e0d\u540c\u77b3\u5b54\u5927\u5c0f\u4e0b\u91c7\u96c6\u7684\u56fe\u50cf&#xff0c;\u5f52\u4e00\u5316\u540e\u5177\u6709\u76f8\u540c\u7684\u5c3a\u5bf8\u548c\u7eb9\u7406\u4f4d\u7f6e&#xff0c;\u4ece\u800c\u53ef\u4ee5\u76f4\u63a5\u6bd4\u8f83\u3002\u7528\u6237\u63d0\u5230\u7684&#034;\u6807\u51c6\u5224\u65ad&#034;\u5373\u6307\u5f52\u4e00\u5316&#xff08;\u6807\u51c6\u5316&#xff09;\u548c\u8d28\u91cf\u5224\u65ad\u2014\u2014\u5c06\u8679\u819c\u7eb9\u7406\u6807\u51c6\u5316\u5230\u7edf\u4e00\u5750\u6807\u7cfb&#xff0c;\u5e76\u5224\u65ad\u6807\u51c6\u5316\u540e\u7684\u7eb9\u7406\u8d28\u91cf\u662f\u5426\u6ee1\u8db3\u8bc6\u522b\u8981\u6c42\u3002\u5982\u679c\u4e0d\u5f52\u4e00\u5316&#xff0c;\u540c\u4e00\u4e2a\u4eba\u7684\u8679\u819c\u5728\u77b3\u5b54\u653e\u5927\u548c\u7f29\u5c0f\u65f6\u7eb9\u7406\u4f4d\u7f6e\u4f1a\u5f84\u5411\u79fb\u52a8&#xff0c;\u5339\u914d\u65f6\u6c49\u660e\u8ddd\u79bb\u4f1a\u663e\u8457\u4e0a\u5347&#xff0c;\u65e0\u6cd5\u8bc6\u522b\u3002Daugman\u63d0\u51fa\u7684&#034;\u6a61\u80f6\u7247\u6a21\u578b&#034;&#xff08;Rubber Sheet Model&#xff09;\u662f\u6700\u7ecf\u5178\u7684\u5f52\u4e00\u5316\u65b9\u6cd5&#xff0c;\u81f3\u4eca\u4ecd\u662f\u7edd\u5927\u591a\u6570\u8679\u819c\u8bc6\u522b\u7cfb\u7edf\u7684\u6807\u51c6\u505a\u6cd5\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">6.1 Daugman\u6a61\u80f6\u7247\u6a21\u578b<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">Daugman\u6a61\u80f6\u7247\u6a21\u578b\u7684\u6838\u5fc3\u601d\u60f3\u662f\u5c06\u8679\u819c\u73af\u5f62\u533a\u57df\u89c6\u4e3a\u4e00\u4e2a\u53ef\u4ee5\u5747\u5300\u62c9\u4f38\u7684\u6a61\u80f6\u7247&#xff0c;\u5c06\u5176\u4ece\u6781\u5750\u6807\u6620\u5c04\u5230\u56fa\u5b9a\u5927\u5c0f\u7684\u77e9\u5f62\u5750\u6807\u3002\u5177\u4f53\u6765\u8bf4&#xff0c;\u5bf9\u4e8e\u8679\u819c\u533a\u57df\u5185\u7684\u4efb\u610f\u4e00\u70b9&#xff0c;\u5176\u4f4d\u7f6e\u53ef\u4ee5\u7528\u6781\u5750\u6807(r,\u03b8)\u8868\u793a&#xff0c;\u5176\u4e2dr\u662f\u76f8\u5bf9\u4e8e\u77b3\u5b54\u8fb9\u754c\u7684\u5f84\u5411\u8ddd\u79bb&#xff08;r&#061;0\u5728\u77b3\u5b54\u8fb9\u754c&#xff0c;r&#061;1\u5728\u8679\u819c\u5916\u8fb9\u754c&#xff09;&#xff0c;\u03b8\u662f\u89d2\u5ea6&#xff08;0\u52302\u03c0&#xff09;\u3002\u6a61\u80f6\u7247\u6a21\u578b\u5c06(r,\u03b8)\u7ebf\u6027\u6620\u5c04\u5230\u77e9\u5f62\u5750\u6807(x,y)&#xff0c;\u5176\u4e2dx\u5bf9\u5e94\u89d2\u5ea6\u03b8&#xff08;\u6c34\u5e73\u65b9\u5411&#xff0c;\u901a\u5e380\u5230511\u5217&#xff09;&#xff0c;y\u5bf9\u5e94\u5f84\u5411\u8ddd\u79bbr&#xff08;\u5782\u76f4\u65b9\u5411&#xff0c;\u901a\u5e380\u523063\u884c&#xff09;\u3002\u6620\u5c04\u516c\u5f0f\u4e3a&#xff1a;\u5bf9\u4e8e\u5f52\u4e00\u5316\u77e9\u5f62\u4e2d\u7684\u6bcf\u4e2a\u50cf\u7d20(x,y)&#xff0c;\u5bf9\u5e94\u539f\u59cb\u56fe\u50cf\u4e2d\u7684\u4f4d\u7f6e\u4e3a&#xff1a;I(x,y) &#061; (1-r)\u00b7I_pupil(\u03b8) &#043; r\u00b7I_iris(\u03b8)&#xff0c;\u5176\u4e2dr &#061; y\/height&#xff08;\u5f84\u5411\u6bd4\u4f8b&#xff0c;0\u52301&#xff09;&#xff0c;\u03b8 &#061; 2\u03c0\u00b7x\/width&#xff08;\u89d2\u5ea6&#xff0c;0\u52302\u03c0&#xff09;&#xff0c;I_pupil(\u03b8)\u662f\u89d2\u5ea6\u03b8\u5904\u77b3\u5b54\u8fb9\u754c\u4e0a\u7684\u70b9\u5750\u6807&#xff0c;I_iris(\u03b8)\u662f\u89d2\u5ea6\u03b8\u5904\u8679\u819c\u5916\u8fb9\u754c\u4e0a\u7684\u70b9\u5750\u6807\u3002\u6362\u53e5\u8bdd\u8bf4&#xff0c;\u5bf9\u4e8e\u6bcf\u4e2a\u89d2\u5ea6\u03b8&#xff0c;\u4ece\u77b3\u5b54\u8fb9\u754c\u70b9\u5230\u8679\u819c\u5916\u8fb9\u754c\u70b9\u4e4b\u95f4\u7684\u7ebf\u6bb5\u88ab\u5747\u5300\u91c7\u6837\u4e3aheight\u4e2a\u70b9&#xff08;\u598264\u4e2a&#xff09;&#xff0c;\u6240\u6709\u89d2\u5ea6\u7684\u91c7\u6837\u7ebf\u6392\u5217\u8d77\u6765\u5c31\u5f62\u6210\u4e86width\u00d7height\u7684\u77e9\u5f62\u5f52\u4e00\u5316\u56fe&#xff08;\u5982512\u00d764&#xff09;\u3002<\/p>\n<p 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style=\"margin-left:0cm;margin-right:0cm\">6.2\u00a0\u77b3\u5b54\u7f29\u653e\u4e0d\u53d8\u6027\u4e0e\u751f\u7406\u7ea6\u675f<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u77b3\u5b54\u7f29\u653e\u4e0d\u53d8\u6027\u662f\u6a61\u80f6\u7247\u6a21\u578b\u6700\u91cd\u8981\u7684\u7279\u6027&#xff0c;\u4f46\u9700\u8981\u6ce8\u610f\u51e0\u4e2a\u751f\u7406\u7ea6\u675f&#xff1a;\u2460\u77b3\u5b54\u7f29\u653e\u8303\u56f4\u2014\u2014\u4eba\u773c\u77b3\u5b54\u76f4\u5f84\u5728\u5f3a\u5149\u4e0b\u7ea62-3mm&#xff0c;\u5f31\u5149\u4e0b\u7ea67-8mm&#xff0c;\u8679\u819c\u5916\u5f84\u7ea611-12mm&#xff0c;\u56e0\u6b64\u77b3\u5b54\u534a\u5f84\u4e0e\u8679\u819c\u534a\u5f84\u4e4b\u6bd4\u57280.17&#xff08;\u5f3a\u5149&#xff0c;\u77b3\u5b54\u5c0f&#xff09;\u52300.67&#xff08;\u5f31\u5149&#xff0c;\u77b3\u5b54\u5927&#xff09;\u4e4b\u95f4\u53d8\u5316\u3002\u6a61\u80f6\u7247\u6a21\u578b\u5728\u8fd9\u4e2a\u8303\u56f4\u5185\u90fd\u80fd\u6709\u6548\u5f52\u4e00\u5316&#xff0c;\u4f46\u77b3\u5b54\u8fc7\u5927\u65f6&#xff08;r_pupil\/r_iris 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style=\"margin-left:0cm;margin-right:0cm\">6.4\u00a0\u56fe\u50cf\u589e\u5f3a<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u5f52\u4e00\u5316\u540e\u7684\u8679\u819c\u7eb9\u7406\u56fe\u867d\u7136\u5c3a\u5bf8\u7edf\u4e00&#xff0c;\u4f46\u53ef\u80fd\u5b58\u5728\u5bf9\u6bd4\u5ea6\u4f4e\u3001\u5149\u7167\u4e0d\u5747\u3001\u566a\u58f0\u7b49\u95ee\u9898&#xff0c;\u9700\u8981\u56fe\u50cf\u589e\u5f3a\u63d0\u5347\u7eb9\u7406\u53ef\u8fa8\u6027&#xff1a;\u2460\u76f4\u65b9\u56fe\u5747\u8861\u5316&#xff08;HE&#xff09;\u2014\u2014\u5168\u5c40\u8c03\u6574\u7070\u5ea6\u5206\u5e03&#xff0c;\u4f7f\u76f4\u65b9\u56fe\u5747\u5300\u5206\u5e03&#xff0c;\u63d0\u5347\u6574\u4f53\u5bf9\u6bd4\u5ea6\u3002\u7b80\u5355\u5feb\u901f&#xff0c;\u4f46\u53ef\u80fd\u8fc7\u5ea6\u589e\u5f3a\u566a\u58f0\u548c\u653e\u5927\u5c40\u90e8\u5bf9\u6bd4\u5ea6\u4e0d\u5747&#xff0c;\u5728\u8679\u819c\u7eb9\u7406\u589e\u5f3a\u4e2d\u6548\u679c\u4e00\u822c\u3002\u2461CLAHE&#xff08;\u9650\u5236\u5bf9\u6bd4\u5ea6\u81ea\u9002\u5e94\u76f4\u65b9\u56fe\u5747\u8861\u5316&#xff09;\u2014\u2014\u5c06\u56fe\u50cf\u5206\u4e3a\u5c0f\u5757&#xff08;\u59828\u00d78&#xff09;&#xff0c;\u5bf9\u6bcf\u5757\u505a\u76f4\u65b9\u56fe\u5747\u8861\u5316&#xff0c;\u4e14\u9650\u5236\u5bf9\u6bd4\u5ea6\u653e\u5927\u500d\u6570&#xff08;clip 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&#061; I_in^\u03b3&#xff09;&#xff0c;\u03b3\u5c0f\u4e8e1\u589e\u5f3a\u6697\u90e8\u7eb9\u7406&#xff0c;\u03b3\u5927\u4e8e1\u589e\u5f3a\u4eae\u90e8\u7eb9\u7406\u3002\u53ef\u4ee5\u6839\u636e\u56fe\u50cf\u5e73\u5747\u7070\u5ea6\u81ea\u9002\u5e94\u9009\u62e9\u03b3&#xff08;\u6697\u56fe\u50cf\u7528\u03b3\u5c0f\u4e8e1&#xff0c;\u4eae\u56fe\u50cf\u7528\u03b3\u5927\u4e8e1&#xff09;&#xff0c;\u7b80\u5355\u6709\u6548&#xff0c;\u5e38\u4f5c\u4e3a\u9884\u5904\u7406\u6b65\u9aa4\u3002\u2464\u9ad8\u65af\u6a21\u7cca\u53bb\u566a\u2014\u2014\u7528\u5c0f\u6838&#xff08;3\u00d73\u62165\u00d75&#xff09;\u9ad8\u65af\u6a21\u7cca\u53bb\u9664\u4f20\u611f\u5668\u566a\u58f0&#xff0c;\u4f46\u53ef\u80fd\u6a21\u7cca\u7eb9\u7406\u7ec6\u8282&#xff0c;\u9700\u8981\u6743\u8861\u6838\u5927\u5c0f&#xff08;\u901a\u5e383\u00d73&#xff0c;\u53bb\u566a\u540c\u65f6\u4fdd\u7559\u4e3b\u8981\u7eb9\u7406&#xff09;\u3002\u4e5f\u53ef\u4ee5\u7528\u53cc\u8fb9\u6ee4\u6ce2&#xff08;\u4fdd\u8fb9\u53bb\u566a&#xff09;\u6216\u975e\u5c40\u90e8\u5747\u503c\u53bb\u566a&#xff08;NLM&#xff0c;\u6548\u679c\u597d\u4f46\u6162&#xff09;\u3002\u2465\u9510\u5316\u589e\u5f3a\u2014\u2014\u7528Unsharp Mask&#xff08;USM&#xff0c;\u539f\u56fe\u50cf\u52a0\u539f\u56fe\u50cf\u4e0e\u9ad8\u65af\u6a21\u7cca\u7684\u5dee\u503c&#xff09;\u6216\u62c9\u666e\u62c9\u65af\u9510\u5316\u589e\u5f3a\u7eb9\u7406\u8fb9\u7f18\u548c\u7ec6\u8282&#xff0c;\u4f7f\u9690\u7a9d\u548c\u8936\u76b1\u66f4\u6e05\u6670\u3002\u4f46\u9510\u5316\u4e5f\u4f1a\u653e\u5927\u566a\u58f0\u548c\u4f2a\u5f71&#xff0c;\u9700\u8981\u63a7\u5236\u9510\u5316\u5f3a\u5ea6&#xff08;\u901a\u5e38amount 0.5-1.0&#xff09;\u3002\u2466\u7ec4\u5408\u589e\u5f3a\u7b56\u7565\u2014\u2014\u751f\u4ea7\u7cfb\u7edf\u901a\u5e38\u7ec4\u5408\u591a\u79cd\u65b9\u6cd5&#xff1a;\u5148\u53bb\u566a&#xff08;\u9ad8\u65af\/\u53cc\u8fb9&#xff09;\u2192\u5149\u7167\u6821\u6b63&#xff08;Retinex\/\u5e73\u573a\u6821\u6b63&#xff09;\u2192\u5bf9\u6bd4\u5ea6\u589e\u5f3a&#xff08;CLAHE&#xff09;\u2192\u8f7b\u5fae\u9510\u5316&#xff08;USM&#xff09;&#xff0c;\u9010\u6b65\u63d0\u5347\u7eb9\u7406\u8d28\u91cf\u3002\u589e\u5f3a\u7684\u76ee\u6807\u662f\u8ba9\u8679\u819c\u7eb9\u7406&#xff08;\u9690\u7a9d\u3001\u8936\u76b1\u3001\u653e\u5c04\u7eb9\u3001\u8272\u7d20\u6591&#xff09;\u6e05\u6670\u53ef\u8fa8&#xff0c;\u540c\u65f6\u4e0d\u5f15\u5165\u4f2a\u5f71\u548c\u8fc7\u5ea6\u566a\u58f0\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f&#xff0c;\u56fe\u50cf\u589e\u5f3a\u5fc5\u987b\u5728\u6ce8\u518c\u548c\u8bc6\u522b\u65f6\u4f7f\u7528\u5b8c\u5168\u76f8\u540c\u7684\u589e\u5f3a\u53c2\u6570\u548c\u6d41\u7a0b&#xff08;\u5426\u5219\u540c\u4e00\u8679\u819c\u5728\u6ce8\u518c\u548c\u8bc6\u522b\u65f6\u589e\u5f3a\u540e\u7eb9\u7406\u4e0d\u540c&#xff0c;\u5bfc\u81f4\u5339\u914d\u5206\u6570\u4e0b\u964d&#xff09;&#xff0c;\u56e0\u6b64\u589e\u5f3a\u7b97\u6cd5\u7684\u53c2\u6570\u5e94\u56fa\u5b9a&#xff08;\u6216\u57fa\u4e8e\u56fe\u50cf\u7edf\u8ba1\u91cf\u81ea\u9002\u5e94&#xff0c;\u4f46\u81ea\u9002\u5e94\u903b\u8f91\u5fc5\u987b\u4e00\u81f4&#xff09;&#xff0c;\u4e0d\u80fd\u5728\u8bc6\u522b\u65f6\u968f\u610f\u8c03\u6574\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">6.5\u00a0\u8d28\u91cf\u8bc4\u4f30&#xff08;\u6807\u51c6\u5224\u65ad&#xff09;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8d28\u91cf\u8bc4\u4f30\u662f&#034;\u6807\u51c6\u5224\u65ad&#034;\u7684\u6838\u5fc3\u2014\u2014\u5224\u65ad\u5f52\u4e00\u5316\u540e\u7684\u8679\u819c\u7eb9\u7406\u662f\u5426\u6ee1\u8db3\u8bc6\u522b\u8981\u6c42&#xff0c;\u4e0d\u6ee1\u8db3\u65f6\u62d2\u7edd\u5e76\u63d0\u793a\u91cd\u65b0\u91c7\u96c6\u3002\u8d28\u91cf\u8bc4\u4f30\u6307\u6807\u5305\u62ec&#xff1a;\u2460\u6e05\u6670\u5ea6&#xff08;Sharpness&#xff09;\u2014\u2014\u8679\u819c\u7eb9\u7406\u662f\u5426\u6e05\u6670\u53ef\u8fa8&#xff0c;\u7528\u62c9\u666e\u62c9\u65af\u65b9\u5dee&#xff08;\u5bf9\u5f52\u4e00\u5316\u56fe\u8ba1\u7b97\u62c9\u666e\u62c9\u65af\u54cd\u5e94\u7684\u65b9\u5dee&#xff0c;\u65b9\u5dee\u5927\u8868\u793a\u8fb9\u7f18\u591a\u3001\u6e05\u6670&#xff09;\u3001Tenengrad\u68af\u5ea6&#xff08;Sobel\u68af\u5ea6\u7684\u5e73\u65b9\u548c&#xff0c;\u68af\u5ea6\u5927\u8868\u793a\u6e05\u6670&#xff09;\u3001Brenner\u68af\u5ea6&#xff08;\u76f8\u90bb\u50cf\u7d20\u5dee\u7684\u5e73\u65b9\u548c&#xff09;\u7b49\u6307\u6807\u3002\u6e05\u6670\u5ea6\u4f4e\u4e8e\u9608\u503c\u8bf4\u660e\u56fe\u50cf\u6a21\u7cca&#xff08;\u8fd0\u52a8\u6a21\u7cca\/\u79bb\u7126&#xff09;&#xff0c;\u7eb9\u7406\u4e0d\u53ef\u8fa8&#xff0c;\u62d2\u7edd\u3002\u2461\u8679\u819c\u53ef\u89c1\u5ea6&#xff08;Iris Visibility&#xff09;\u2014\u2014\u6709\u6548\u8679\u819c\u533a\u57df&#xff08;\u672a\u88ab\u773c\u7751\/\u776b\u6bdb\/\u53cd\u5149\u906e\u6321&#xff09;\u5360\u5f52\u4e00\u5316\u56fe\u603b\u9762\u79ef\u7684\u6bd4\u4f8b&#xff0c;\u5927\u4e8e60%\u4e3a\u53ef\u63a5\u53d7&#xff0c;\u5927\u4e8e70%\u4e3a\u826f\u597d\u3002\u53ef\u89c1\u5ea6\u8fc7\u4f4e\u8bf4\u660e\u906e\u6321\u592a\u4e25\u91cd&#xff0c;\u6709\u6548\u7eb9\u7406\u4fe1\u606f\u4e0d\u8db3&#xff0c;\u62d2\u7edd\u3002\u2462\u7eb9\u7406\u4e30\u5bcc\u5ea6&#xff08;Texture Richness&#xff09;\u2014\u2014\u8679\u819c\u7eb9\u7406\u662f\u5426\u8db3\u591f\u4e30\u5bcc&#xff08;\u6709\u8db3\u591f\u7684\u9690\u7a9d\u3001\u8936\u76b1\u3001\u8272\u7d20\u6591\u7b49\u7279\u5f81\u7528\u4e8e\u533a\u5206&#xff09;&#xff0c;\u7528\u7070\u5ea6\u65b9\u5dee&#xff08;\u7eb9\u7406\u4e30\u5bcc\u7684\u56fe\u50cf\u7070\u5ea6\u65b9\u5dee\u5927&#xff09;\u3001\u68af\u5ea6\u80fd\u91cf\u3001LBP\u71b5\u7b49\u6307\u6807\u3002\u6781\u5c11\u6570\u4eba\u7684\u8679\u819c\u7eb9\u7406\u7a00\u758f&#xff08;\u5982\u6d45\u8272\u8679\u819c\u3001\u8001\u5e74\u4eba\u8679\u819c\u840e\u7f29\u3001\u8679\u819c\u75c5\u53d8&#xff09;&#xff0c;\u7eb9\u7406\u4e30\u5bcc\u5ea6\u4f4e&#xff0c;\u8bc6\u522b\u533a\u5206\u5ea6\u53ef\u80fd\u4e0d\u8db3&#xff0c;\u9700\u8981\u8bc4\u4f30\u662f\u5426\u9002\u5408\u7528\u8679\u819c\u8bc6\u522b&#xff08;\u6216\u7ed3\u5408\u5176\u4ed6\u751f\u7269\u7279\u5f81&#xff09;\u3002\u2463\u77b3\u5b54\u76f4\u5f84\u6bd4&#xff08;Pupil Diameter Ratio&#xff09;\u2014\u2014\u77b3\u5b54\u534a\u5f84\u4e0e\u8679\u819c\u534a\u5f84\u4e4b\u6bd4&#xff0c;\u57280.2-0.6\u4e4b\u95f4\u4e3a\u6700\u4f73&#xff0c;\u5c0f\u4e8e0.1\u6216\u5927\u4e8e0.7\u65f6\u8679\u819c\u73af\u5f62\u533a\u57df\u8fc7\u7a84\u6216\u77b3\u5b54\u8fb9\u754c\u6a21\u7cca&#xff0c;\u5f52\u4e00\u5316\u8bef\u5dee\u5927&#xff0c;\u62d2\u7edd\u6216\u63d0\u793a\u8c03\u6574\u5149\u7167\u3002\u2464\u5bf9\u6bd4\u5ea6&#xff08;Contrast&#xff09;\u2014\u2014\u8679\u819c\u7eb9\u7406\u7684\u7070\u5ea6\u5bf9\u6bd4\u5ea6&#xff0c;\u7528\u8679\u819c\u533a\u57df\u7684\u7070\u5ea6\u6807\u51c6\u5dee\u6216\u6700\u5927\u6700\u5c0f\u7070\u5ea6\u5dee&#xff0c;\u5927\u4e8e\u9608\u503c\u8bf4\u660e\u7eb9\u7406\u5bf9\u6bd4\u660e\u663e&#xff0c;\u53ef\u8fa8\u6027\u597d\u3002\u2465\u53cd\u5149\u9762\u79ef&#xff08;Specular Reflection Area&#xff09;\u2014\u2014\u53cd\u5149\u50cf\u7d20\u5360\u6709\u6548\u8679\u819c\u533a\u57df\u7684\u6bd4\u4f8b&#xff0c;\u5c0f\u4e8e5%\u4e3a\u53ef\u63a5\u53d7&#xff0c;\u5927\u4e8e10%\u8bf4\u660e\u53cd\u5149\u4e25\u91cd&#xff0c;\u62d2\u7edd&#xff08;\u6216\u4fee\u590d\u540e\u6807\u8bb0\u4e3a\u65e0\u6548&#xff0c;\u4f46\u5927\u9762\u79ef\u53cd\u5149\u4fee\u590d\u4e0d\u53ef\u9760&#xff09;\u3002\u2466\u776b\u6bdb\u906e\u6321\u6bd4\u4f8b\u2014\u2014\u776b\u6bdb\u906e\u6321\u50cf\u7d20\u5360\u6709\u6548\u8679\u819c\u533a\u57df\u7684\u6bd4\u4f8b&#xff0c;\u5c0f\u4e8e15%\u4e3a\u53ef\u63a5\u53d7&#xff0c;\u5927\u4e8e30%\u8bf4\u660e\u776b\u6bdb\u906e\u6321\u4e25\u91cd&#xff0c;\u62d2\u7edd\u6216\u63d0\u793a\u7528\u6237\u7728\u773c\/\u62ac\u7709\u3002\u2467\u51e0\u4f55\u5408\u7406\u6027\u2014\u2014\u5185\u5916\u5706\u5fc3\u504f\u5fc3\u5ea6&#xff08;\u4e24\u5706\u5fc3\u8ddd\u79bb\u4e0e\u8679\u819c\u534a\u5f84\u4e4b\u6bd4&#xff09;\u5c0f\u4e8e0.2\u4e3a\u6b63\u5e38&#xff0c;\u5927\u4e8e0.3\u8bf4\u660e\u7528\u6237\u504f\u89d2\u8fc7\u5927&#xff0c;\u900f\u89c6\u53d8\u5f62\u4e25\u91cd&#xff0c;\u62d2\u7edd&#xff1b;\u8679\u819c\u5916\u8fb9\u754c\u4e0e\u773c\u7751\u7684\u4ea4\u70b9\u4f4d\u7f6e\u5408\u7406&#xff08;\u4e0a\u773c\u7751\u5728\u8679\u819c\u4e0a\u90e81\/4-1\/2&#xff0c;\u4e0b\u773c\u7751\u5728\u4e0b\u90e81\/4-1\/2&#xff09;&#xff0c;\u5f02\u5e38\u8bf4\u660e\u5b9a\u4f4d\u6216\u5206\u5272\u5931\u8d25\u3002\u2468\u7efc\u5408\u8d28\u91cf\u5206\u6570\u2014\u2014\u5c06\u4e0a\u8ff0\u5404\u6307\u6807\u52a0\u6743\u7efc\u5408\u4e3a0-100\u7684\u8d28\u91cf\u5206\u6570&#xff0c;\u6ce8\u518c\u65f6\u8981\u6c42\u5927\u4e8e80-90&#xff08;\u786e\u4fdd\u6a21\u677f\u8d28\u91cf\u9ad8&#xff09;&#xff0c;\u8bc6\u522b\u65f6\u8981\u6c42\u5927\u4e8e60-70&#xff08;\u8bc6\u522b\u53ef\u4ee5\u5bb9\u5fcd\u7a0d\u4f4e\u8d28\u91cf&#xff0c;\u56e0\u4e3a\u53ea\u9700\u8981\u4e0e\u5df2\u6ce8\u518c\u6a21\u677f\u5339\u914d&#xff09;\u3002\u8d28\u91cf\u8bc4\u4f30\u662f\u6574\u5957\u7b97\u6cd5\u7684&#034;\u5b88\u95e8\u5458&#034;\u2014\u2014\u786e\u4fdd\u53ea\u6709\u6ee1\u8db3\u8d28\u91cf\u6807\u51c6\u7684\u8679\u819c\u56fe\u50cf\u8fdb\u5165\u7279\u5f81\u63d0\u53d6\u548c\u6a21\u677f\u5e93&#xff0c;\u4f4e\u8d28\u91cf\u56fe\u50cf\u53ca\u65f6\u62d2\u7edd&#xff0c;\u907f\u514d\u4f4e\u8d28\u91cf\u6a21\u677f\u5165\u5e93\u5bfc\u81f4\u540e\u7eed\u8bc6\u522b\u5931\u8d25&#xff08;\u8fd9\u662f\u8679\u819c\u8bc6\u522b\u7cfb\u7edf\u4e2d\u6700\u5e38\u89c1\u7684\u95ee\u9898\u4e4b\u4e00&#xff1a;\u6ce8\u518c\u65f6\u8d28\u91cf\u5dee&#xff0c;\u6a21\u677f\u672c\u8eab\u5c31\u6709\u566a\u58f0&#xff0c;\u540e\u7eed\u8bc6\u522b\u65f6FRR\u9ad8&#xff09;\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u4e03\u3001\u7279\u5f81\u63d0\u53d6\u4e0e\u8679\u819c\u7f16\u7801<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u7279\u5f81\u63d0\u53d6\u4e0e\u7f16\u7801\u7684\u4efb\u52a1\u662f\u4ece\u5f52\u4e00\u5316\u540e\u7684\u8679\u819c\u7eb9\u7406\u56fe\u4e2d\u63d0\u53d6\u5177\u6709\u533a\u5206\u6027\u7684\u7279\u5f81&#xff0c;\u5e76\u91cf\u5316\u4e3a\u7d27\u51d1\u7684\u4e8c\u8fdb\u5236\u7f16\u7801&#xff08;IrisCode&#xff0c;\u8679\u819c\u7f16\u7801&#xff09;&#xff0c;\u7528\u4e8e\u540e\u7eed\u5339\u914d\u548c\u5b58\u50a8\u3002\u8679\u819c\u7f16\u7801\u9700\u8981\u6ee1\u8db3&#xff1a;\u2460\u533a\u5206\u6027\u2014\u2014\u4e0d\u540c\u4eba\u7684\u8679\u819c\u7f16\u7801\u5dee\u5f02\u5927&#xff08;\u6c49\u660e\u8ddd\u79bb\u63a5\u8fd10.5&#xff0c;\u5373\u8fd1\u4f3c\u968f\u673a\u72ec\u7acb&#xff09;&#xff1b;\u2461\u7a33\u5b9a\u6027\u2014\u2014\u540c\u4e00\u4e2a\u4eba\u7684\u8679\u819c\u5728\u4e0d\u540c\u65f6\u95f4\u3001\u4e0d\u540c\u91c7\u96c6\u6761\u4ef6\u4e0b\u7f16\u7801\u5dee\u5f02\u5c0f&#xff08;\u6c49\u660e\u8ddd\u79bb\u63a5\u8fd10&#xff09;&#xff1b;\u2462\u7d27\u51d1\u6027\u2014\u2014\u7f16\u7801\u957f\u5ea6\u9002\u4e2d&#xff08;\u901a\u5e382048-16384\u4f4d&#xff0c;\u5373256\u5b57\u8282-2KB&#xff09;&#xff0c;\u4fbf\u4e8e\u5b58\u50a8\u548c\u5feb\u901f\u5339\u914d&#xff1b;\u2463\u5bf9\u5149\u7167\u548c\u5bf9\u6bd4\u5ea6\u9c81\u68d2\u2014\u2014\u53ea\u7f16\u7801\u7eb9\u7406\u7684\u76f8\u4f4d\/\u7ed3\u6784\u4fe1\u606f&#xff0c;\u4e0d\u7f16\u7801\u7edd\u5bf9\u7070\u5ea6&#xff0c;\u56e0\u6b64\u5149\u7167\u53d8\u5316\u4e0d\u5f71\u54cd\u7f16\u7801\u3002\u6700\u7ecf\u5178\u7684\u7279\u5f81\u63d0\u53d6\u65b9\u6cd5\u662fDaugman\u63d0\u51fa\u76842D Gabor\u5c0f\u6ce2\u76f8\u4f4d\u7f16\u7801&#xff0c;\u751f\u62102048\u4f4dIrisCode&#xff0c;\u81f3\u4eca\u4ecd\u662f\u7edd\u5927\u591a\u6570\u5546\u7528\u7cfb\u7edf\u7684\u6807\u51c6\u65b9\u6cd5\u3002\u8fd1\u5e74\u6765&#xff0c;Log-Gabor\u3001\u5c0f\u6ce2\u5305\u3001LBP\u3001\u6df1\u5ea6\u5b66\u4e60\u7279\u5f81\u7b49\u65b9\u6cd5\u4e5f\u88ab\u63d0\u51fa&#xff0c;\u5728\u7279\u5b9a\u573a\u666f\u4e0b\u6709\u4f18\u52bf\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">7.1 Daugman 2D Gabor\u5c0f\u6ce2\u7279\u5f81<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">Daugman\u4e8e1993\u5e74\u63d0\u51fa\u75282D Gabor\u5c0f\u6ce2\u63d0\u53d6\u8679\u819c\u7eb9\u7406\u7279\u5f81&#xff0c;\u5176\u6838\u5fc3\u601d\u60f3\u662f&#xff1a;\u8679\u819c\u7eb9\u7406\u7531\u4e0d\u540c\u9891\u7387\u3001\u4e0d\u540c\u65b9\u5411\u7684\u6761\u7eb9\u7ed3\u6784\u7ec4\u6210&#xff0c;\u7528\u591a\u5c3a\u5ea6\u591a\u65b9\u5411\u76842D Gabor\u6ee4\u6ce2\u5668\u7ec4\u5bf9\u5f52\u4e00\u5316\u8679\u819c\u7eb9\u7406\u8fdb\u884c\u5377\u79ef&#xff0c;\u53ef\u4ee5\u63d0\u53d6\u51fa\u4e30\u5bcc\u7684\u7eb9\u7406\u7279\u5f81&#xff1b;Gabor\u6ee4\u6ce2\u5668\u7684\u54cd\u5e94\u5305\u542b\u5e45\u5ea6\u548c\u76f8\u4f4d&#xff0c;\u5176\u4e2d\u76f8\u4f4d\u4fe1\u606f\u5bf9\u5149\u7167\u548c\u5bf9\u6bd4\u5ea6\u53d8\u5316\u9c81\u68d2&#xff08;\u5149\u7167\u53d8\u5316\u4e3b\u8981\u6539\u53d8\u5e45\u5ea6&#xff0c;\u76f8\u4f4d\u76f8\u5bf9\u7a33\u5b9a&#xff09;&#xff0c;\u56e0\u6b64\u53ea\u4fdd\u7559\u76f8\u4f4d\u4fe1\u606f\u5e76\u91cf\u5316\u4e3a\u4e8c\u8fdb\u5236\u7f16\u7801&#xff0c;\u751f\u6210\u5bf9\u5149\u7167\u4e0d\u53d8\u7684\u8679\u819c\u7279\u5f81\u30022D Gabor\u6ee4\u6ce2\u5668\u7684\u6570\u5b66\u8868\u8fbe\u5f0f\u4e3a&#xff1a;G(x,y;\u03bb,\u03b8,\u03c3,\u03b3) &#061; exp(-(x&#039;\u00b2&#043;\u03b3\u00b2y&#039;\u00b2)\/(2\u03c3\u00b2)) \u00b7 exp(i(2\u03c0x&#039;\/\u03bb))&#xff0c;\u5176\u4e2dx&#039; &#061; x cos\u03b8 &#043; y sin\u03b8&#xff0c;y&#039; &#061; -x sin\u03b8 &#043; y cos\u03b8&#xff0c;\u03bb\u662f\u6b63\u5f26\u6ce2\u6ce2\u957f&#xff08;\u51b3\u5b9a\u9891\u7387&#xff0c;\u03bb\u8d8a\u5c0f\u9891\u7387\u8d8a\u9ad8&#xff09;&#xff0c;\u03b8\u662f\u6ee4\u6ce2\u5668\u65b9\u5411&#xff08;0\u5230\u03c0&#xff0c;\u51b3\u5b9a\u54cd\u5e94\u7684\u6761\u7eb9\u65b9\u5411&#xff09;&#xff0c;\u03c3\u662f\u9ad8\u65af\u5305\u7edc\u6807\u51c6\u5dee&#xff08;\u51b3\u5b9a\u6ee4\u6ce2\u5668\u7a7a\u95f4\u5c3a\u5bf8&#xff0c;\u03c3\u8d8a\u5927\u611f\u53d7\u91ce\u8d8a\u5927&#xff09;&#xff0c;\u03b3\u662f\u7a7a\u95f4\u7eb5\u6a2a\u6bd4&#xff08;\u51b3\u5b9a\u6ee4\u6ce2\u5668\u5f62\u72b6&#xff0c;\u03b3&#061;1\u4e3a\u5706\u5f62&#xff0c;\u03b3&lt;1\u4e3a\u692d\u5706\u5f62&#xff09;&#xff0c;\u5b9e\u90e8\u548c\u865a\u90e8\u5206\u522b\u662f\u4f59\u5f26\u548c\u6b63\u5f26\u8c03\u5236\u7684\u9ad8\u65af\u5305\u7edc\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">Gabor\u6ee4\u6ce2\u5668\u63d0\u53d6\u8679\u819c\u7279\u5f81\u7684\u8fc7\u7a0b&#xff1a;\u2460\u6ee4\u6ce2\u5668\u7ec4\u8bbe\u8ba1\u2014\u2014\u9009\u62e9\u591a\u4e2a\u5c3a\u5ea6&#xff08;\u6ce2\u957f\u03bb&#xff0c;\u59824\u4e2a\u5c3a\u5ea6\u5bf9\u5e94\u4e0d\u540c\u9891\u7387&#xff1a;\u4f4e\u9891\u6355\u6349\u5927\u8936\u76b1&#xff0c;\u9ad8\u9891\u6355\u6349\u7ec6\u5fae\u9690\u7a9d&#xff09;\u548c\u591a\u4e2a\u65b9\u5411&#xff08;\u03b8&#xff0c;\u59824\u4e2a\u65b9\u5411&#xff1a;0\u00b0\u300145\u00b0\u300190\u00b0\u3001135\u00b0&#xff0c;\u6355\u6349\u4e0d\u540c\u8d70\u5411\u7684\u7eb9\u7406&#xff09;&#xff0c;\u7ec4\u62104\u00d74&#061;16\u4e2aGabor\u6ee4\u6ce2\u5668\u3002\u4e5f\u53ef\u4ee5\u7528\u66f4\u591a\u5c3a\u5ea6\u548c\u65b9\u5411&#xff08;\u59825\u00d78&#061;40\u4e2a&#xff09;&#xff0c;\u63d0\u53d6\u66f4\u4e30\u5bcc\u7279\u5f81&#xff0c;\u4f46\u7f16\u7801\u957f\u5ea6\u548c\u8ba1\u7b97\u91cf\u589e\u52a0\u3002Daugman\u539f\u59cb\u65b9\u6cd5\u7528\u7ea61-2\u4e2a\u5c3a\u5ea6\u548c\u591a\u4e2a\u65b9\u5411&#xff0c;\u751f\u62102048\u4f4d\u7f16\u7801\u3002\u2461\u5377\u79ef\u2014\u2014\u5bf9\u5f52\u4e00\u5316\u8679\u819c\u7eb9\u7406\u56fe&#xff08;64\u00d7512&#xff09;\u7528\u6bcf\u4e2aGabor\u6ee4\u6ce2\u5668\u8fdb\u884c\u5377\u79ef&#xff0c;\u5f97\u5230\u590d\u6570\u54cd\u5e94\u56fe&#xff08;\u5b9e\u90e8&#043;\u865a\u90e8&#xff0c;\u6bcf\u4e2a\u50cf\u7d20\u4e00\u4e2a\u590d\u6570\u503c&#xff09;\u3002\u5377\u79ef\u53ef\u4ee5\u7528\u7a7a\u95f4\u57df\u5377\u79ef&#xff08;\u76f4\u63a5\u5377\u79ef&#xff0c;\u9002\u5408\u5c0f\u6838&#xff09;\u6216\u9891\u57df\u5377\u79ef&#xff08;FFT\u52a0\u901f&#xff0c;\u9002\u5408\u5927\u6838&#xff09;&#xff0c;Gabor\u6838\u901a\u5e38\u4e0d\u5927&#xff08;\u03c3\u5bf9\u5e9410-30\u50cf\u7d20&#xff09;&#xff0c;\u7a7a\u95f4\u57df\u5377\u79ef\u5373\u53ef\u3002\u2462\u76f8\u4f4d\u91cf\u5316\u2014\u2014\u5bf9\u6bcf\u4e2a\u50cf\u7d20\u7684\u590d\u6570\u54cd\u5e94&#xff0c;\u53ea\u4fdd\u7559\u76f8\u4f4d\u89d2&#xff08;arg(\u54cd\u5e94) &#061; atan2(\u865a\u90e8,\u00a0\u5b9e\u90e8)&#xff09;&#xff0c;\u5c06\u76f8\u4f4d\u89d2\u91cf\u5316\u4e3a2\u4f4d\u4e8c\u8fdb\u5236&#xff1a;\u76f8\u4f4d\u89d2\u5728[0, \u03c0\/2)\u7f16\u7801\u4e3a00&#xff0c;[\u03c0\/2, \u03c0)\u7f16\u7801\u4e3a01&#xff0c;[\u03c0, 3\u03c0\/2)\u7f16\u7801\u4e3a10&#xff0c;[3\u03c0\/2, 2\u03c0)\u7f16\u7801\u4e3a11\u30022\u4f4d\u7f16\u7801\u5bf9\u5e94\u590d\u5e73\u9762\u7684\u56db\u4e2a\u8c61\u9650&#xff0c;\u53ea\u4fdd\u7559\u76f8\u4f4d\u6240\u5728\u8c61\u9650&#xff0c;\u4e22\u5f03\u76f8\u4f4d\u7684\u7cbe\u786e\u503c\u548c\u5e45\u5ea6\u4fe1\u606f\u3002\u2463\u4e0b\u91c7\u6837\u2014\u2014\u5982\u679c\u5bf9\u6bcf\u4e2a\u50cf\u7d20\u90fd\u7f16\u7801&#xff0c;64\u00d7512\u00d716\u6ee4\u6ce2\u5668\u00d72\u4f4d&#061;1,048,576\u4f4d&#xff08;128KB&#xff09;&#xff0c;\u592a\u957f\u4e14\u5197\u4f59&#xff08;\u76f8\u90bb\u50cf\u7d20\u7279\u5f81\u9ad8\u5ea6\u76f8\u5173&#xff09;\u3002\u901a\u5e38\u5bf9\u54cd\u5e94\u56fe\u4e0b\u91c7\u6837&#xff08;\u5982\u6bcf\u96948\u00d78\u50cf\u7d20\u53d6\u4e00\u4e2a\u70b9&#xff0c;\u6216\u7528\u5c40\u90e8\u5e73\u5747\u6c60\u5316&#xff09;&#xff0c;\u5c06\u7f16\u7801\u957f\u5ea6\u538b\u7f29\u52302048\u4f4d&#xff08;256\u5b57\u8282&#xff09;\u3002Daugman\u539f\u59cb\u65b9\u6cd5\u5728\u6bcf\u4e2a\u6ee4\u6ce2\u5668\u7684\u54cd\u5e94\u56fe\u4e0a\u53d6\u7ea664\u4e2a\u91c7\u6837\u70b9&#xff08;\u5206\u5e03\u5728\u5f52\u4e00\u5316\u56fe\u7684\u4e0d\u540c\u4f4d\u7f6e&#xff09;&#xff0c;16\u4e2a\u6ee4\u6ce2\u5668\u00d764\u70b9\u00d72\u4f4d&#061;2048\u4f4d\u3002\u2464\u63a9\u7801\u751f\u6210\u2014\u2014\u4e0e\u7f16\u7801\u540c\u65f6\u751f\u6210\u4e00\u4e2a\u7b49\u957f\u7684\u63a9\u7801&#xff08;mask&#xff09;&#xff0c;\u6807\u8bb0\u6bcf\u4e2a\u7f16\u7801\u4f4d\u662f\u5426\u6709\u6548&#xff1a;\u5982\u679c\u8be5\u7f16\u7801\u4f4d\u5bf9\u5e94\u7684\u56fe\u50cf\u533a\u57df\u88ab\u906e\u6321&#xff08;\u773c\u7751\/\u776b\u6bdb\/\u53cd\u5149&#xff09;&#xff0c;\u6216Gabor\u54cd\u5e94\u5e45\u5ea6\u592a\u4f4e&#xff08;\u7eb9\u7406\u5f31&#xff0c;\u76f8\u4f4d\u4e0d\u53ef\u9760&#xff09;&#xff0c;\u5219\u63a9\u7801\u4f4d\u6807\u8bb0\u4e3a0&#xff08;\u65e0\u6548&#xff09;&#xff0c;\u5426\u5219\u6807\u8bb0\u4e3a1&#xff08;\u6709\u6548&#xff09;\u3002\u63a9\u7801\u5728\u5339\u914d\u65f6\u7528\u4e8e\u6392\u9664\u65e0\u6548\u4f4d&#xff0c;\u53ea\u6bd4\u8f83\u4e24\u4e2a\u7f16\u7801\u90fd\u6709\u6548\u7684\u4f4d\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">Gabor\u76f8\u4f4d\u7f16\u7801\u7684\u5173\u952e\u7279\u6027&#xff1a;\u2460\u5149\u7167\u4e0d\u53d8\u6027\u2014\u2014\u53ea\u7f16\u7801\u76f8\u4f4d&#xff08;\u7eb9\u7406\u7ed3\u6784&#xff09;&#xff0c;\u4e0d\u7f16\u7801\u5e45\u5ea6&#xff08;\u7edd\u5bf9\u7070\u5ea6&#xff09;&#xff0c;\u5149\u7167\u53d8\u5316\u4e3b\u8981\u6539\u53d8\u5e45\u5ea6\u800c\u76f8\u4f4d\u76f8\u5bf9\u7a33\u5b9a&#xff0c;\u56e0\u6b64\u8679\u819c\u7f16\u7801\u5bf9\u5149\u7167\u548c\u5bf9\u6bd4\u5ea6\u53d8\u5316\u9c81\u68d2\u3002\u8fd9\u662f\u8679\u819c\u8bc6\u522b\u80fd\u591f\u5728\u4e0d\u540c\u5149\u7167\u4e0b\u7a33\u5b9a\u8bc6\u522b\u7684\u6838\u5fc3\u539f\u56e0\u4e4b\u4e00\u3002\u2461\u591a\u5c3a\u5ea6\u591a\u65b9\u5411\u2014\u2014Gabor\u6ee4\u6ce2\u5668\u7ec4\u6a21\u62df\u4eba\u7c7b\u89c6\u89c9\u76ae\u5c42\u7684\u7b80\u5355\u7ec6\u80de\u54cd\u5e94&#xff0c;\u80fd\u6355\u6349\u4e0d\u540c\u9891\u7387&#xff08;\u7c97\/\u7ec6\u7eb9\u7406&#xff09;\u548c\u4e0d\u540c\u65b9\u5411&#xff08;\u6a2a\/\u7ad6\/\u659c\u7eb9\u7406&#xff09;\u7684\u7279\u5f81&#xff0c;\u5168\u9762\u8868\u5f81\u8679\u819c\u7eb9\u7406\u3002\u2462\u76f8\u4f4d\u7684\u533a\u5206\u6027\u2014\u2014\u7814\u7a76\u8868\u660e&#xff0c;\u8679\u819c\u7eb9\u7406\u7684Gabor\u76f8\u4f4d\u5728\u4e0d\u540c\u4eba\u4e4b\u95f4\u8fd1\u4f3c\u968f\u673a\u72ec\u7acb&#xff08;\u6c49\u660e\u8ddd\u79bb\u5206\u5e03\u5747\u503c0.5&#xff0c;\u6807\u51c6\u5dee\u7ea60.007&#xff0c;\u670d\u4ece\u4e8c\u9879\u5206\u5e03&#xff09;&#xff0c;\u56e0\u6b642048\u4f4d\u7f16\u7801\u7684\u533a\u5206\u5ea6\u6781\u9ad8\u2014\u2014\u7406\u8bba\u4e0a\u53ef\u4ee5\u533a\u52062^2048\u4e2a\u4e2a\u4f53&#xff0c;\u8fdc\u8d85\u8fc7\u5168\u7403\u4eba\u53e3&#xff0c;\u5b9e\u9645\u8bef\u8bc6\u7387&#xff08;FAR&#xff09;\u53ef\u8fbe10^-6\u523010^-12\u3002\u2463\u7a33\u5b9a\u6027\u2014\u2014\u540c\u4e00\u4e2a\u4eba\u7684\u8679\u819c\u5728\u4e0d\u540c\u91c7\u96c6\u6761\u4ef6\u4e0b&#xff0c;Gabor\u76f8\u4f4d\u7684\u7a33\u5b9a\u6027\u9ad8&#xff08;\u6709\u6548\u4f4d\u7684\u6c49\u660e\u8ddd\u79bb\u901a\u5e38\u5c0f\u4e8e0.1-0.2&#xff09;&#xff0c;\u56e0\u4e3a\u8679\u819c\u7eb9\u7406\u7ec8\u8eab\u7a33\u5b9a\u4e14\u76f8\u4f4d\u5bf9\u51e0\u4f55\u53d8\u5316&#xff08;\u7ecf\u5f52\u4e00\u5316\u540e&#xff09;\u548c\u5149\u7167\u53d8\u5316\u9c81\u68d2\u3002\u2464\u8ba1\u7b97\u6548\u7387\u2014\u2014Gabor\u5377\u79ef\u53ef\u4ee5\u7528FFT\u52a0\u901f\u6216\u9884\u8ba1\u7b97\u6ee4\u6ce2\u5668\u7ec4&#xff0c;\u76f8\u4f4d\u91cf\u5316\u53ea\u662f\u7b80\u5355\u7684\u8c61\u9650\u5224\u65ad&#xff0c;\u7f16\u7801\u751f\u6210\u901f\u5ea6\u5feb&#xff08;\u6beb\u79d2\u7ea7&#xff09;&#xff0c;\u9002\u5408\u5b9e\u65f6\u7cfb\u7edf\u3002Gabor\u76f8\u4f4d\u7f16\u7801\u662f\u8679\u819c\u8bc6\u522b\u7684\u6807\u5fd7\u6027\u6280\u672f&#xff0c;\u5176\u8bbe\u8ba1\u601d\u60f3&#xff08;\u76f8\u4f4d\u7f16\u7801\u3001\u591a\u5c3a\u5ea6\u3001\u63a9\u7801\u3001\u6c49\u660e\u8ddd\u79bb\u5339\u914d&#xff09;\u6df1\u523b\u5f71\u54cd\u4e86\u6574\u4e2a\u751f\u7269\u8bc6\u522b\u9886\u57df&#xff0c;OSIRIS\u3001MIRLIN\u7b49\u5f00\u6e90\u5b9e\u73b0\u548c\u7edd\u5927\u591a\u6570\u5546\u7528\u7cfb\u7edf\u90fd\u91c7\u7528\u6b64\u65b9\u6cd5\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">7.2 IrisCode\u8679\u819c\u7f16\u7801<\/p>\n<p 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style=\"margin-left:0cm;margin-right:0cm\">7.3\u00a0\u5176\u4ed6\u7279\u5f81\u63d0\u53d6\u65b9\u6cd5<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u9664\u4e86Daugman 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Packet 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style=\"margin-left:0cm;margin-right:0cm\">\u516b\u3001\u5339\u914d\u4e0e\u8bc6\u522b<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u5339\u914d\u4e0e\u8bc6\u522b\u662f\u8679\u819c\u8bc6\u522b\u7cfb\u7edf\u7684\u6700\u540e\u4e00\u73af&#xff0c;\u5176\u4efb\u52a1\u662f\u8ba1\u7b97\u5f85\u8bc6\u522b\u8679\u819c\u7f16\u7801\u4e0e\u5e93\u4e2d\u6a21\u677f\u7684\u76f8\u4f3c\u5ea6&#xff0c;\u4e0e\u9608\u503c\u6bd4\u8f83\u5224\u65ad\u662f\u5426\u4e3a\u540c\u4e00\u4eba\u3002\u5339\u914d\u5206\u4e3a\u4e24\u79cd\u6a21\u5f0f&#xff1a;\u24601:1\u9a8c\u8bc1&#xff08;Verification&#xff09;\u2014\u2014\u7528\u6237\u58f0\u660e\u8eab\u4efd&#xff08;\u5982\u8f93\u5165\u8d26\u53f7\/\u8eab\u4efd\u8bc1\u53f7&#xff09;&#xff0c;\u7cfb\u7edf\u5c06\u91c7\u96c6\u5230\u7684\u8679\u819c\u7f16\u7801\u4e0e\u8be5\u8eab\u4efd\u5bf9\u5e94\u7684\u6a21\u677f\u6bd4\u8f83&#xff0c;\u5224\u65ad\u662f\u5426\u5339\u914d&#xff0c;\u7528\u4e8e\u767b\u5f55\u3001\u652f\u4ed8\u3001\u95e8\u7981\u7b49\u573a\u666f&#xff1b;\u24611:N\u8bc6\u522b&#xff08;Identification&#xff09;\u2014\u2014\u7528\u6237\u4e0d\u58f0\u660e\u8eab\u4efd&#xff0c;\u7cfb\u7edf\u5c06\u91c7\u96c6\u5230\u7684\u8679\u819c\u7f16\u7801\u4e0e\u5e93\u4e2d\u6240\u6709\u6a21\u677f\u9010\u4e00\u6bd4\u8f83&#xff0c;\u627e\u5230\u6700\u5339\u914d\u7684\u6a21\u677f&#xff08;\u6216\u5224\u5b9a\u5e93\u4e2d\u65e0\u6b64\u4eba&#xff09;&#xff0c;\u7528\u4e8e\u5211\u4fa6\u6392\u67e5\u3001\u5931\u8e2a\u4eba\u53e3\u3001\u5927\u89c4\u6a21\u8eab\u4efd\u67e5\u91cd\u3001\u8fb9\u5883\u901a\u5173\u9ed1\u540d\u5355\u7b49\u573a\u666f\u30021:1\u9a8c\u8bc1\u53ea\u9700\u8981\u4e00\u6b21\u6bd4\u8f83&#xff0c;\u901f\u5ea6\u5feb&#xff1b;1:N\u8bc6\u522b\u9700\u8981\u4e0e\u5e93\u4e2d\u6240\u6709\u6a21\u677f\u6bd4\u8f83&#xff0c;\u5e93\u8d8a\u5927\u8d8a\u6162&#xff0c;\u9700\u8981\u7d22\u5f15\u52a0\u901f\u3002\u6700\u7ecf\u5178\u7684\u5339\u914d\u65b9\u6cd5\u662f\u6c49\u660e\u8ddd\u79bb&#xff08;Hamming Distance&#xff09;&#xff0c;\u914d\u5408\u5faa\u73af\u79fb\u4f4d\u8865\u507f\u65cb\u8f6c\u548c\u63a9\u7801\u6392\u9664\u906e\u6321\u533a\u57df\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">8.1\u00a0\u6c49\u660e\u8ddd\u79bb\u5339\u914d<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u6c49\u660e\u8ddd\u79bb&#xff08;Hamming Distance&#xff09;\u662f\u4e24\u4e2a\u7b49\u957f\u4e8c\u8fdb\u5236\u4e32\u4e2d\u5bf9\u5e94\u4f4d\u4e0d\u540c\u7684\u4f4d\u6570\u5360\u6bd4&#xff0c;\u662f\u8679\u819c\u8bc6\u522b\u4e2d\u6700\u5e38\u7528\u7684\u5339\u914d\u65b9\u6cd5&#xff0c;\u7531Daugman\u4e8e1993\u5e74\u63d0\u51fa\u5e76\u6cbf\u7528\u81f3\u4eca\u3002\u5bf9\u4e8e\u4e24\u4e2a\u8679\u819c\u7f16\u7801A\u548cB&#xff08;\u957f\u5ea6\u5747\u4e3aN\u4f4d&#xff0c;\u59822048\u4f4d&#xff09;&#xff0c;\u4ee5\u53ca\u5bf9\u5e94\u7684\u63a9\u7801M_A\u548cM_B&#xff08;\u6807\u8bb0\u6bcf\u4f4d\u662f\u5426\u6709\u6548&#xff09;&#xff0c;\u6c49\u660e\u8ddd\u79bb\u7684\u8ba1\u7b97\u516c\u5f0f\u4e3a&#xff1a;HD &#061; (\u03a3_{i&#061;1}^{N} (A_i XOR B_i) AND M_A_i AND M_B_i) \/ (\u03a3_{i&#061;1}^{N} M_A_i AND M_B_i)&#xff0c;\u5176\u4e2dXOR\u662f\u5f02\u6216\u8fd0\u7b97&#xff08;\u4e24\u4f4d\u4e0d\u540c\u65f6\u4e3a1&#xff0c;\u76f8\u540c\u65f6\u4e3a0&#xff09;&#xff0c;AND\u662f\u4e0e\u8fd0\u7b97&#xff0c;\u5206\u5b50\u662f\u4e24\u4e2a\u7f16\u7801\u90fd\u6709\u6548\u4e14\u4f4d\u503c\u4e0d\u540c\u7684\u4f4d\u6570&#xff0c;\u5206\u6bcd\u662f\u4e24\u4e2a\u7f16\u7801\u90fd\u6709\u6548\u7684\u4f4d\u6570\u3002\u6362\u53e5\u8bdd\u8bf4&#xff0c;\u53ea\u6bd4\u8f83\u4e24\u4e2a\u6a21\u677f\u90fd\u6807\u8bb0\u4e3a\u6709\u6548\u7684\u4f4d&#xff0c;\u8ba1\u7b97\u8fd9\u4e9b\u4f4d\u4e2d\u4e0d\u540c\u4f4d\u7684\u6bd4\u4f8b\u3002\u6c49\u660e\u8ddd\u79bb\u7684\u53d6\u503c\u8303\u56f4\u662f0\u52301&#xff1a;HD&#061;0\u8868\u793a\u4e24\u4e2a\u7f16\u7801\u5b8c\u5168\u76f8\u540c&#xff08;\u540c\u4e00\u4e2a\u4eba\u7684\u5b8c\u7f8e\u91c7\u96c6&#xff09;&#xff0c;HD&#061;0.5\u8868\u793a\u4e24\u4e2a\u7f16\u7801\u5b8c\u5168\u968f\u673a\u72ec\u7acb&#xff08;\u4e0d\u540c\u4eba&#xff0c;\u56e0\u4e3a\u4e8c\u8fdb\u5236\u4f4d\u968f\u673a\u72ec\u7acb\u65f6\u4e0d\u540c\u4f4d\u7684\u671f\u671b\u6bd4\u4f8b\u662f0.5&#xff09;&#xff0c;HD\u63a5\u8fd11\u8868\u793a\u4e24\u4e2a\u7f16\u7801\u51e0\u4e4e\u5b8c\u5168\u76f8\u53cd&#xff08;\u7f55\u89c1&#xff0c;\u901a\u5e38\u610f\u5473\u7740\u4e00\u4e2a\u7f16\u7801\u88ab\u53cd\u8f6c\u6216\u6709\u7cfb\u7edf\u6027\u9519\u8bef&#xff09;\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u6c49\u660e\u8ddd\u79bb\u7684\u7edf\u8ba1\u7279\u6027\u662f\u8679\u819c\u8bc6\u522b\u9ad8\u7cbe\u5ea6\u7684\u57fa\u7840&#xff1a;\u2460\u540c\u4e00\u4e2a\u4eba&#xff08;genuine&#xff09;\u7684\u4e24\u6b21\u91c7\u96c6\u2014\u2014\u7531\u4e8e\u8679\u819c\u7eb9\u7406\u7ec8\u8eab\u7a33\u5b9a&#xff0c;\u4e14\u76f8\u4f4d\u7f16\u7801\u5bf9\u5149\u7167\u3001\u5bf9\u6bd4\u5ea6\u3001\u8f7b\u5fae\u5b9a\u4f4d\u8bef\u5dee\u9c81\u68d2&#xff0c;\u540c\u4e00\u4e2a\u4eba\u4e24\u6b21\u91c7\u96c6\u7684\u6709\u6548\u4f4d\u6c49\u660e\u8ddd\u79bb\u901a\u5e38\u57280.05\u52300.2\u4e4b\u95f4&#xff08;\u5747\u503c\u7ea60.1&#xff09;&#xff0c;\u53735-20%\u7684\u4f4d\u4e0d\u540c&#xff0c;\u4e3b\u8981\u7531\u566a\u58f0\u3001\u906e\u6321\u3001\u8f7b\u5fae\u5b9a\u4f4d\u504f\u5dee\u3001\u77b3\u5b54\u5927\u5c0f\u53d8\u5316\u3001\u5934\u90e8\u65cb\u8f6c\u5f15\u8d77&#xff1b;\u2461\u4e0d\u540c\u4eba&#xff08;impostor&#xff09;\u7684\u4e24\u6b21\u91c7\u96c6\u2014\u2014\u4e0d\u540c\u4eba\u7684\u8679\u819c\u7eb9\u7406\u5728\u80da\u80ce\u53d1\u80b2\u4e2d\u968f\u673a\u5f62\u6210&#xff0c;\u5f7c\u6b64\u65e0\u5173&#xff0c;\u56e0\u6b64Gabor\u76f8\u4f4d\u7f16\u7801\u8fd1\u4f3c\u968f\u673a\u72ec\u7acb&#xff0c;\u6c49\u660e\u8ddd\u79bb\u7684\u5747\u503c\u7ea60.5&#xff08;\u6807\u51c6\u5dee\u7ea60.007&#xff0c;\u5f53N&#061;2048\u65f6&#xff0c;\u4e8c\u9879\u5206\u5e03B(2048, 0.5)\u7684\u6807\u51c6\u5dee\u4e3asqrt(0.5\u00d70.5\/2048)\u22480.011&#xff0c;\u8003\u8651\u63a9\u7801\u540e\u6709\u6548\u4f4d\u51cf\u5c11&#xff0c;\u6807\u51c6\u5dee\u7ea60.007-0.015&#xff09;&#xff0c;\u537345-55%\u7684\u4f4d\u4e0d\u540c&#xff0c;\u670d\u4ece\u4ee50.5\u4e3a\u4e2d\u5fc3\u7684\u4e8c\u9879\u5206\u5e03&#xff1b;\u2462\u4e24\u4e2a\u5206\u5e03\u51e0\u4e4e\u5b8c\u5168\u5206\u79bb\u2014\u2014genuine\u5206\u5e03\u7684\u4e0a\u9650\u7ea60.25&#xff08;\u6781\u5c11\u6570\u8d28\u91cf\u5dee\u7684\u91c7\u96c6&#xff09;&#xff0c;impostor\u5206\u5e03\u7684\u4e0b\u9650\u7ea60.35&#xff08;\u6781\u5c11\u6570\u5de7\u5408&#xff09;&#xff0c;\u4e2d\u95f4\u67090.25\u52300.35\u7684\u6e05\u6670\u95f4\u9694&#xff08;decision gap&#xff09;&#xff0c;\u56e0\u6b64\u5c06\u9608\u503c\u8bbe\u4e3a0.30\u52300.35\u4e4b\u95f4\u65f6&#xff0c;\u9519\u8bef\u63a5\u53d7\u7387&#xff08;FAR&#xff09;\u548c\u9519\u8bef\u62d2\u7edd\u7387&#xff08;FRR&#xff09;\u90fd\u6781\u4f4e\u3002Daugman\u7684\u7ecf\u5178\u9608\u503c\u662f0.32&#xff08;\u5373HD\u5c0f\u4e8e0.32\u5224\u4e3a\u540c\u4e00\u4eba&#xff0c;\u5927\u4e8e0.32\u5224\u4e3a\u4e0d\u540c\u4eba&#xff09;&#xff0c;\u57282048\u4f4d\u7f16\u7801\u4e0b&#xff0c;FAR\u53ef\u8fbe10^-6\u523010^-12&#xff08;\u53d6\u51b3\u4e8e\u9608\u503c\u548c\u6709\u6548\u4f4d\u6570\u91cf&#xff09;&#xff0c;\u8fdc\u9ad8\u4e8e\u4eba\u8138\u8bc6\u522b&#xff08;FAR\u7ea610^-3\u523010^-4&#xff09;\u548c\u6307\u7eb9\u8bc6\u522b&#xff08;FAR\u7ea610^-5\u523010^-6&#xff09;\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u9608\u503c\u9009\u62e9\u662f\u5339\u914d\u7684\u5173\u952e\u53c2\u6570&#xff0c;\u9700\u8981\u6839\u636e\u5e94\u7528\u573a\u666f\u7684\u5b89\u5168\u8981\u6c42\u5728FAR\u548cFRR\u4e4b\u95f4\u6743\u8861&#xff1a;\u2460\u9ad8\u5b89\u5168\u573a\u666f&#xff08;\u91d1\u878d\u5927\u989d\u4ea4\u6613\u3001\u8fb9\u5883\u901a\u5173\u3001\u76d1\u72f1\u95e8\u7981&#xff09;\u2014\u2014\u4f18\u5148\u964d\u4f4eFAR&#xff08;\u9632\u6b62\u5192\u540d\u9876\u66ff&#xff09;&#xff0c;\u9608\u503c\u8bbe\u4f4e\u4e00\u4e9b&#xff08;\u59820.25-0.30&#xff09;&#xff0c;FAR\u6781\u4f4e\u4f46FRR\u7a0d\u9ad8&#xff08;\u5408\u6cd5\u7528\u6237\u53ef\u80fd\u88ab\u62d2\u7edd&#xff0c;\u9700\u8981\u91cd\u65b0\u91c7\u96c6\u6216\u4eba\u5de5\u590d\u6838&#xff09;&#xff1b;\u2461\u4fbf\u5229\u573a\u666f&#xff08;\u624b\u673a\u89e3\u9501\u3001\u529e\u516c\u95e8\u7981\u3001\u4f1a\u5458\u8bc6\u522b&#xff09;\u2014\u2014\u4f18\u5148\u964d\u4f4eFRR&#xff08;\u63d0\u5347\u7528\u6237\u4f53\u9a8c&#xff09;&#xff0c;\u9608\u503c\u8bbe\u9ad8\u4e00\u4e9b&#xff08;\u59820.35-0.40&#xff09;&#xff0c;FRR\u4f4e\u4f46FAR\u7a0d\u9ad8&#xff1b;\u2462\u7b49\u9519\u8bef\u7387&#xff08;EER&#xff09;\u2014\u2014FAR\u7b49\u4e8eFRR\u65f6\u7684\u9608\u503c&#xff0c;\u662f\u7b97\u6cd5\u672c\u8eab\u6027\u80fd\u7684\u53c2\u8003\u6307\u6807&#xff0c;\u4e0d\u76f4\u63a5\u7528\u4e8e\u751f\u4ea7&#xff08;\u751f\u4ea7\u901a\u5e38\u504f\u5411\u4f4eFAR\u6216\u4f4eFRR&#xff09;\u3002\u9608\u503c\u8fd8\u9700\u8981\u6839\u636e\u6709\u6548\u4f4d\u6570\u91cf\u8c03\u6574\u2014\u2014\u5982\u679c\u906e\u6321\u4e25\u91cd\u3001\u6709\u6548\u4f4d\u5c11&#xff08;\u5982\u53ea\u6709500\u4f4d\u6709\u6548&#xff09;&#xff0c;\u6c49\u660e\u8ddd\u79bb\u7684\u65b9\u5dee\u589e\u5927&#xff08;\u4e8c\u9879\u5206\u5e03\u6807\u51c6\u5dee\u4e0e1\/sqrt(N)\u6210\u6b63\u6bd4&#xff09;&#xff0c;\u5206\u5e03\u91cd\u53e0\u589e\u52a0&#xff0c;\u9700\u8981\u9002\u5f53\u964d\u4f4e\u9608\u503c\u5e76\u8981\u6c42\u6700\u5c0f\u6709\u6548\u4f4d\u6570\u91cf&#xff08;\u5982\u6709\u6548\u4f4d\u5927\u4e8e500\u624d\u63a5\u53d7\u5339\u914d&#xff0c;\u5426\u5219\u62d2\u7edd\u5e76\u63d0\u793a\u91cd\u65b0\u91c7\u96c6&#xff09;\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">8.2\u00a0\u65cb\u8f6c\u8865\u507f&#xff08;\u5faa\u73af\u79fb\u4f4d&#xff09;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u5934\u90e8\u65cb\u8f6c\u548c\u773c\u7403\u8f6c\u52a8\u4f1a\u5bfc\u81f4\u8679\u819c\u5728\u56fe\u50cf\u4e2d\u65cb\u8f6c&#xff0c;\u5f52\u4e00\u5316\u540e\u8868\u73b0\u4e3a\u77e9\u5f62\u56fe\u7684\u6c34\u5e73\u4f4d\u79fb&#xff08;\u89d2\u5ea6\u03b8\u504f\u79fb&#xff09;&#xff0c;\u5982\u679c\u4e0d\u8865\u507f&#xff0c;\u540c\u4e00\u4e2a\u4eba\u7684\u4e24\u6b21\u91c7\u96c6\u56e0\u65cb\u8f6c\u89d2\u5ea6\u4e0d\u540c&#xff0c;\u5f52\u4e00\u5316\u540e\u7eb9\u7406\u4f4d\u7f6e\u9519\u4f4d&#xff0c;\u6c49\u660e\u8ddd\u79bb\u4f1a\u663e\u8457\u4e0a\u5347\u3002Daugman\u63d0\u51fa\u7528\u5faa\u73af\u79fb\u4f4d&#xff08;Circular Shift&#xff09;\u8865\u507f\u65cb\u8f6c\u2014\u2014\u5728\u5339\u914d\u65f6&#xff0c;\u5c06\u4e00\u4e2a\u8679\u819c\u7f16\u7801\u5728\u6c34\u5e73\u65b9\u5411\u5faa\u73af\u79fb\u4f4d\u591a\u4e2a\u4f4d\u7f6e&#xff0c;\u8ba1\u7b97\u6240\u6709\u79fb\u4f4d\u4e0b\u7684\u6c49\u660e\u8ddd\u79bb&#xff0c;\u53d6\u6700\u5c0f\u503c\u4f5c\u4e3a\u6700\u7ec8\u5339\u914d\u5206\u6570\u3002\u5faa\u73af\u79fb\u4f4d\u7684\u539f\u7406\u662f&#xff1a;\u8679\u819c\u662f\u73af\u5f62\u7684&#xff0c;\u89d2\u5ea6\u03b8\u662f\u5468\u671f\u6027\u7684&#xff08;0\u5ea6\u548c360\u5ea6\u76f8\u540c&#xff09;&#xff0c;\u5f52\u4e00\u5316\u540e\u77e9\u5f62\u56fe\u7684\u5de6\u8fb9\u754c&#xff08;\u03b8&#061;0&#xff09;\u548c\u53f3\u8fb9\u754c&#xff08;\u03b8&#061;2\u03c0&#xff09;\u5728\u7269\u7406\u4e0a\u662f\u76f8\u90bb\u7684&#xff0c;\u56e0\u6b64\u6c34\u5e73\u5faa\u73af\u79fb\u4f4d\u5bf9\u5e94\u7269\u7406\u4e0a\u7684\u65cb\u8f6c&#xff0c;\u79fb\u4f4d\u540e\u7eb9\u7406\u91cd\u65b0\u5bf9\u9f50\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u5faa\u73af\u79fb\u4f4d\u7684\u5177\u4f53\u5b9e\u73b0&#xff1a;\u2460\u79fb\u4f4d\u8303\u56f4\u2014\u2014\u901a\u5e38\u00b115\u5ea6\u5230\u00b130\u5ea6&#xff0c;\u8986\u76d6\u6b63\u5e38\u5934\u90e8\u65cb\u8f6c\u548c\u773c\u7403\u8f6c\u52a8\u8303\u56f4\u3002\u5bf9\u4e8e512\u5217\u7684\u5f52\u4e00\u5316\u56fe&#xff0c;360\u5ea6\u5bf9\u5e94512\u5217&#xff0c;\u56e0\u6b641\u5ea6\u5bf9\u5e94512\/360\u22481.42\u5217&#xff0c;\u00b115\u5ea6\u5bf9\u5e94\u00b121\u5217&#xff0c;\u00b130\u5ea6\u5bf9\u5e94\u00b143\u5217\u3002\u79fb\u4f4d\u8303\u56f4\u8d8a\u5927&#xff0c;\u80fd\u8865\u507f\u7684\u65cb\u8f6c\u8d8a\u5927&#xff0c;\u4f46\u8ba1\u7b97\u91cf\u8d8a\u5927&#xff08;\u9700\u8981\u8ba1\u7b97\u66f4\u591a\u79fb\u4f4d\u4f4d\u7f6e\u7684\u6c49\u660e\u8ddd\u79bb&#xff09;&#xff0c;\u4e14\u589e\u5927FAR&#xff08;\u79fb\u4f4d\u8d8a\u591a&#xff0c;\u5076\u7136\u5339\u914d\u7684\u6982\u7387\u8d8a\u5927&#xff0c;\u9700\u8981\u9002\u5f53\u964d\u4f4e\u9608\u503c\u8865\u507f&#xff09;\u3002\u2461\u79fb\u4f4d\u6b65\u957f\u2014\u2014\u901a\u5e381\u5217&#xff08;\u7ea60.7\u5ea6&#xff09;&#xff0c;\u7cbe\u5ea6\u8db3\u591f&#xff1b;\u4e5f\u53ef\u4ee5\u7528\u7c97\u7cbe\u4e24\u7ea7&#xff08;\u5148\u6b65\u957f4\u5217\u7c97\u641c\u627e\u5230\u6700\u4f73\u79fb\u4f4d\u8303\u56f4&#xff0c;\u518d\u6b65\u957f1\u5217\u7cbe\u641c&#xff09;&#xff0c;\u51cf\u5c11\u8ba1\u7b97\u91cf\u3002\u2462\u8ba1\u7b97\u65b9\u6cd5\u2014\u2014\u5bf9\u4e8e\u6bcf\u4e2a\u79fb\u4f4ds&#xff08;\u4ece-21\u5230&#043;21&#xff09;&#xff0c;\u5c06\u7f16\u7801B\u5faa\u73af\u79fb\u4f4ds\u4f4d&#xff08;B&#039;_i &#061; B_{(i&#043;s) mod N}&#xff09;&#xff0c;\u8ba1\u7b97A\u4e0eB&#039;\u7684\u6c49\u660e\u8ddd\u79bb&#xff08;\u5e26\u63a9\u7801&#xff09;&#xff0c;\u53d6\u6240\u6709\u79fb\u4f4d\u4e2d\u7684\u6700\u5c0f\u503c&#xff1a;HD_min &#061; min_{s&#061;-S}^{S} HD(A, shift(B, s))\u3002\u7528\u4f4d\u8fd0\u7b97&#xff08;XOR\u3001AND\u3001popcount\u8ba1\u6570&#xff09;\u53ef\u4ee5\u9ad8\u6548\u8ba1\u7b97&#xff0c;2048\u4f4d\u7f16\u7801\u768443\u6b21\u79fb\u4f4d\u5339\u914d\u5728\u73b0\u4ee3CPU\u4e0a\u53ea\u9700\u51e0\u5fae\u79d2\u3002\u2463\u63a9\u7801\u540c\u6b65\u79fb\u4f4d\u2014\u2014\u79fb\u4f4d\u65f6\u63a9\u7801\u4e5f\u8981\u540c\u6b65\u5faa\u73af\u79fb\u4f4d&#xff0c;\u56e0\u4e3a\u906e\u6321\u533a\u57df&#xff08;\u5982\u4e0a\u90e8\u773c\u7751&#xff09;\u968f\u65cb\u8f6c\u4e00\u8d77\u79fb\u52a8&#xff0c;\u79fb\u4f4d\u540e\u63a9\u7801\u4f4d\u7f6e\u4e5f\u8981\u5bf9\u5e94\u79fb\u52a8&#xff0c;\u786e\u4fdd\u53ea\u6bd4\u8f83\u6709\u6548\u4f4d\u3002\u2464\u5927\u89d2\u5ea6\u65cb\u8f6c\u2014\u2014\u5982\u679c\u65cb\u8f6c\u8d85\u8fc7\u00b130\u5ea6&#xff08;\u5982\u4e25\u91cd\u4fa7\u5934&#xff09;&#xff0c;\u8679\u819c\u4f1a\u88ab\u773c\u7751\u4e25\u91cd\u906e\u6321&#xff08;\u5916\u4fa7\u8679\u819c\u88ab\u773c\u7751\u8986\u76d6&#xff09;&#xff0c;\u4e14\u900f\u89c6\u53d8\u5f62\u5927&#xff0c;\u6b64\u65f6\u5e94\u62d2\u7edd\u8bc6\u522b\u5e76\u63d0\u793a\u7528\u6237\u6b63\u89c6\u6444\u50cf\u5934&#xff0c;\u800c\u4e0d\u662f\u7528\u66f4\u5927\u7684\u79fb\u4f4d\u8303\u56f4\u5c1d\u8bd5\u5339\u914d&#xff08;\u5927\u79fb\u4f4d\u4f1a\u663e\u8457\u589e\u5927FAR\u4e14\u906e\u6321\u4e25\u91cd\u5bfc\u81f4\u6709\u6548\u4f4d\u4e0d\u8db3&#xff09;\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u5faa\u73af\u79fb\u4f4d\u662f\u8679\u819c\u8bc6\u522b\u4e2d\u7b80\u5355\u800c\u9ad8\u6548\u7684\u65cb\u8f6c\u4e0d\u53d8\u6027\u8bbe\u8ba1&#xff0c;\u4e0d\u9700\u8981\u7cbe\u786e\u4f30\u8ba1\u65cb\u8f6c\u89d2\u5ea6&#xff08;\u4f30\u8ba1\u89d2\u5ea6\u672c\u8eab\u53ef\u80fd\u6709\u8bef\u5dee&#xff09;&#xff0c;\u76f4\u63a5\u5728\u5339\u914d\u65f6\u7a77\u4e3e\u6240\u6709\u53ef\u80fd\u7684\u79fb\u4f4d\u53d6\u6700\u5c0f\u503c&#xff0c;\u9c81\u68d2\u6027\u5f3a\u3002\u9664\u4e86\u5faa\u73af\u79fb\u4f4d&#xff0c;\u8fd8\u6709\u5176\u4ed6\u65cb\u8f6c\u5904\u7406\u65b9\u6cd5&#xff1a;\u2460\u5f52\u4e00\u5316\u9636\u6bb5\u65cb\u8f6c\u6821\u6b63\u2014\u2014\u5728\u5f52\u4e00\u5316\u524d\u5148\u4f30\u8ba1\u65cb\u8f6c\u89d2\u5ea6&#xff08;\u5982\u7528\u773c\u7751\u503e\u659c\u89d2\u3001\u8679\u819c\u7279\u5f81\u70b9\u5339\u914d&#xff09;&#xff0c;\u5c06\u56fe\u50cf\u65cb\u8f6c\u6821\u6b63\u540e\u518d\u5f52\u4e00\u5316&#xff0c;\u8fd9\u6837\u5339\u914d\u65f6\u53ea\u9700\u8981\u5c0f\u8303\u56f4\u79fb\u4f4d&#xff08;\u00b15\u5ea6&#xff09;&#xff0c;\u4f46\u65cb\u8f6c\u89d2\u5ea6\u4f30\u8ba1\u8bef\u5dee\u53ef\u80fd\u5f15\u5165\u989d\u5916\u9519\u4f4d&#xff1b;\u2461\u7279\u5f81\u70b9\u5bf9\u9f50\u2014\u2014\u7528SIFT\/SURF\u7b49\u7279\u5f81\u70b9\u5339\u914d\u6ce8\u518c\u548c\u8bc6\u522b\u56fe\u50cf&#xff0c;\u4f30\u8ba1\u4eff\u5c04\u53d8\u6362&#xff08;\u65cb\u8f6c&#043;\u7f29\u653e&#043;\u5e73\u79fb&#xff09;&#xff0c;\u5c06\u8bc6\u522b\u56fe\u50cf\u5bf9\u9f50\u5230\u6ce8\u518c\u56fe\u50cf\u540e\u518d\u5339\u914d&#xff0c;\u7cbe\u5ea6\u9ad8\u4f46\u8ba1\u7b97\u91cf\u5927&#xff0c;\u9002\u5408\u975e\u7406\u60f3\u56fe\u50cf\u3002\u751f\u4ea7\u7cfb\u7edf\u901a\u5e38\u4ee5\u5faa\u73af\u79fb\u4f4d\u4e3a\u4e3b&#xff08;\u7b80\u5355\u53ef\u9760&#xff09;&#xff0c;\u5728\u8d28\u91cf\u8bc4\u4f30\u4e2d\u68c0\u6d4b\u5927\u89d2\u5ea6\u65cb\u8f6c\u5e76\u62d2\u7edd&#xff0c;\u786e\u4fdd\u79fb\u4f4d\u8303\u56f4\u5728\u00b115\u5230\u00b130\u5ea6\u5185\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">8.3\u00a0\u63a9\u7801\u5904\u7406\u4e0e\u5206\u6570\u5f52\u4e00\u5316<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u63a9\u7801&#xff08;Mask&#xff09;\u662f\u8679\u819c\u7f16\u7801\u7684\u91cd\u8981\u7ec4\u6210\u90e8\u5206&#xff0c;\u6807\u8bb0\u6bcf\u4e2a\u7f16\u7801\u4f4d\u662f\u5426\u6709\u6548&#xff08;1&#061;\u6709\u6548&#xff0c;0&#061;\u906e\u6321\/\u4f4e\u8d28\u91cf&#xff09;\u3002\u63a9\u7801\u5728\u5339\u914d\u4e2d\u7684\u4f5c\u7528\u662f\u6392\u9664\u906e\u6321\u533a\u57df\u7684\u5e72\u6270\u2014\u2014\u5982\u679c\u4e00\u4e2a\u7f16\u7801\u4f4d\u5bf9\u5e94\u7684\u56fe\u50cf\u533a\u57df\u88ab\u773c\u7751\u3001\u776b\u6bdb\u3001\u53cd\u5149\u906e\u6321&#xff0c;\u8be5\u4f4d\u7684\u7f16\u7801\u503c\u4e0d\u53ef\u9760&#xff08;\u53ef\u80fd\u662f\u566a\u58f0\u800c\u4e0d\u662f\u771f\u5b9e\u7eb9\u7406&#xff09;&#xff0c;\u53c2\u4e0e\u5339\u914d\u4f1a\u5bfc\u81f4\u6c49\u660e\u8ddd\u79bb\u504f\u9ad8&#xff08;\u540c\u4e00\u4e2a\u4eba\u4e5f\u53ef\u80fd\u56e0\u906e\u6321\u533a\u57df\u7684\u968f\u673a\u566a\u58f0\u800c\u4f4d\u4e0d\u540c&#xff09;\u3002\u56e0\u6b64&#xff0c;\u6c49\u660e\u8ddd\u79bb\u8ba1\u7b97\u65f6\u53ea\u6bd4\u8f83\u4e24\u4e2a\u7f16\u7801\u90fd\u6709\u6548\u7684\u4f4d&#xff08;M_A AND M_B&#xff09;&#xff0c;\u906e\u6321\u533a\u57df\u4e0d\u53c2\u4e0e\u5339\u914d\u3002\u63a9\u7801\u5904\u7406\u7684\u51e0\u4e2a\u8981\u70b9&#xff1a;\u2460\u63a9\u7801\u751f\u6210\u2014\u2014\u5728\u7279\u5f81\u7f16\u7801\u9636\u6bb5\u540c\u65f6\u751f\u6210\u63a9\u7801&#xff0c;\u906e\u6321\u533a\u57df&#xff08;\u6839\u636e\u5206\u5272\u63a9\u7801\u548c\u773c\u7751\/\u776b\u6bdb\/\u53cd\u5149\u68c0\u6d4b\u7ed3\u679c&#xff09;\u5bf9\u5e94\u4f4d\u6807\u8bb0\u4e3a0&#xff0c;Gabor\u54cd\u5e94\u5e45\u5ea6\u592a\u4f4e&#xff08;\u7eb9\u7406\u5f31&#xff0c;\u76f8\u4f4d\u4e0d\u53ef\u9760&#xff09;\u7684\u4f4d\u4e5f\u6807\u8bb0\u4e3a0&#xff1b;\u2461\u6700\u5c0f\u6709\u6548\u4f4d\u8981\u6c42\u2014\u2014\u5339\u914d\u65f6\u8981\u6c42\u4e24\u4e2a\u7f16\u7801\u7684\u5171\u540c\u6709\u6548\u4f4d\u6570\u91cf&#xff08;\u03a3 M_A AND M_B&#xff09;\u5927\u4e8e\u9608\u503c&#xff08;\u5982500\u4f4d&#xff09;&#xff0c;\u5982\u679c\u6709\u6548\u4f4d\u592a\u5c11&#xff08;\u5982\u5c0f\u4e8e300\u4f4d&#xff09;&#xff0c;\u6c49\u660e\u8ddd\u79bb\u7684\u7edf\u8ba1\u53ef\u9760\u6027\u5dee&#xff08;\u65b9\u5dee\u5927&#xff09;&#xff0c;\u62d2\u7edd\u5339\u914d\u5e76\u63d0\u793a\u91cd\u65b0\u91c7\u96c6&#xff1b;\u2462\u63a9\u7801\u4e0e\u79fb\u4f4d\u2014\u2014\u5faa\u73af\u79fb\u4f4d\u65f6\u63a9\u7801\u540c\u6b65\u79fb\u4f4d&#xff0c;\u786e\u4fdd\u906e\u6321\u533a\u57df\u968f\u65cb\u8f6c\u4e00\u8d77\u79fb\u52a8&#xff1b;\u2463\u63a9\u7801\u7684\u5b89\u5168\u6027\u2014\u2014\u63a9\u7801\u672c\u8eab\u4e0d\u5305\u542b\u8eab\u4efd\u4fe1\u606f&#xff08;\u53ea\u6807\u8bb0\u54ea\u4e9b\u4f4d\u6709\u6548&#xff09;&#xff0c;\u53ef\u4ee5\u4e0e\u7f16\u7801\u4e00\u8d77\u5b58\u50a8\u548c\u4f20\u8f93&#xff0c;\u4e0d\u589e\u52a0\u9690\u79c1\u98ce\u9669\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u5206\u6570\u5f52\u4e00\u5316\u5c06\u6c49\u660e\u8ddd\u79bb\u8f6c\u6362\u4e3a\u66f4\u76f4\u89c2\u7684\u76f8\u4f3c\u5ea6\u5206\u6570\u6216\u7f6e\u4fe1\u5ea6&#xff0c;\u4fbf\u4e8e\u7cfb\u7edf\u51b3\u7b56\u548c\u7528\u6237\u5c55\u793a&#xff1a;\u2460\u76f8\u4f3c\u5ea6\u5206\u6570\u2014\u2014Sim &#061; 1 &#8211; HD&#xff08;\u6c49\u660e\u8ddd\u79bb\u8d8a\u5c0f&#xff0c;\u76f8\u4f3c\u5ea6\u8d8a\u9ad8&#xff0c;Sim&#061;1\u8868\u793a\u5b8c\u5168\u76f8\u540c&#xff0c;Sim&#061;0.5\u8868\u793a\u968f\u673a&#xff09;&#xff0c;\u9608\u503c\u5bf9\u5e94Sim\u5927\u4e8e0.68&#xff08;1-0.32&#xff09;\u5224\u4e3a\u5339\u914d&#xff1b;\u2461\u7f6e\u4fe1\u5ea6\u2014\u2014\u6839\u636e\u6c49\u660e\u8ddd\u79bb\u4e0e\u9608\u503c\u7684\u5dee\u8ddd\u3001\u6709\u6548\u4f4d\u6570\u91cf\u3001\u56fe\u50cf\u8d28\u91cf\u5206\u6570\u7efc\u5408\u8ba1\u7b97\u7f6e\u4fe1\u5ea6&#xff08;0-100%&#xff09;&#xff0c;\u5982HD\u8fdc\u5c0f\u4e8e\u9608\u503c\u4e14\u6709\u6548\u4f4d\u591a\u3001\u8d28\u91cf\u9ad8&#xff0c;\u7f6e\u4fe1\u5ea6\u9ad8&#xff08;99%&#xff09;&#xff1b;HD\u63a5\u8fd1\u9608\u503c\u6216\u6709\u6548\u4f4d\u5c11&#xff0c;\u7f6e\u4fe1\u5ea6\u4f4e&#xff08;60-70%&#xff09;&#xff0c;\u9700\u8981\u4eba\u5de5\u590d\u6838\u6216\u91cd\u65b0\u91c7\u96c6&#xff1b;\u2462\u591a\u5e27\u878d\u5408\u2014\u2014\u5982\u679c\u8fde\u7eed\u91c7\u96c6\u591a\u5e27&#xff0c;\u5c06\u591a\u5e27\u7684\u5339\u914d\u5206\u6570\u878d\u5408&#xff08;\u53d6\u6700\u5c0fHD\u3001\u6216\u52a0\u6743\u5e73\u5747\u3001\u6216\u591a\u6570\u6295\u7968&#xff09;&#xff0c;\u63d0\u5347\u9c81\u68d2\u6027\u2014\u2014\u5355\u5e27\u53ef\u80fd\u56e0\u5076\u7136\u8d28\u91cf\u5dee\u5bfc\u81f4FRR&#xff0c;\u591a\u5e27\u878d\u5408\u53ef\u4ee5\u663e\u8457\u964d\u4f4eFRR&#xff1b;\u24631:N\u8bc6\u522b\u7684\u5019\u9009\u6392\u5e8f\u2014\u20141:N\u8bc6\u522b\u65f6&#xff0c;\u8ba1\u7b97\u5f85\u8bc6\u522b\u7f16\u7801\u4e0e\u5e93\u4e2d\u6240\u6709\u6a21\u677f\u7684\u6c49\u660e\u8ddd\u79bb&#xff0c;\u6309HD\u4ece\u5c0f\u5230\u5927\u6392\u5e8f&#xff0c;\u53d6Top-K\u5019\u9009&#xff08;\u5982Top-1\/Top-5&#xff09;&#xff0c;\u5982\u679cTop-1\u7684HD\u5c0f\u4e8e\u9608\u503c\u4e14\u4e0eTop-2\u7684\u5dee\u8ddd\u8db3\u591f\u5927&#xff08;margin&#xff0c;\u5982HD_top2 &#8211; HD_top1 &gt; 0.05&#xff09;&#xff0c;\u5224\u5b9a\u4e3aTop-1\u5bf9\u5e94\u7684\u8eab\u4efd&#xff1b;\u5982\u679cTop-1\u7684HD\u5927\u4e8e\u9608\u503c&#xff0c;\u5224\u5b9a\u5e93\u4e2d\u65e0\u6b64\u4eba&#xff1b;\u5982\u679cTop-1\u548cTop-2\u63a5\u8fd1&#xff08;margin\u5c0f&#xff09;&#xff0c;\u5224\u5b9a\u4e3a\u4e0d\u786e\u5b9a&#xff0c;\u9700\u8981\u4eba\u5de5\u590d\u6838\u6216\u91c7\u96c6\u66f4\u591a\u4fe1\u606f\u3002margin\u5224\u65ad\u53ef\u4ee5\u964d\u4f4e1:N\u8bc6\u522b\u7684FAR&#xff08;\u907f\u514d\u5728\u76f8\u4f3c\u6a21\u677f\u95f4\u9009\u9519&#xff09;\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">8.4\u00a0\u5176\u4ed6\u5339\u914d\u65b9\u6cd5\u4e0e\u6df1\u5ea6\u5b66\u4e60\u5ea6\u91cf\u5b66\u4e60<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u9664\u4e86\u6c49\u660e\u8ddd\u79bb&#xff0c;\u8fd8\u6709\u51e0\u79cd\u5339\u914d\u65b9\u6cd5\u9002\u7528\u4e8e\u4e0d\u540c\u7279\u5f81\u7c7b\u578b&#xff1a;\u2460\u52a0\u6743\u6b27\u6c0f\u8ddd\u79bb&#xff08;Weighted Euclidean Distance&#xff09;\u2014\u2014\u5bf9\u4e8e\u5b9e\u503c\u7279\u5f81\u5411\u91cf&#xff08;\u5982\u5c0f\u6ce2\u5305\u7cfb\u6570\u3001\u6df1\u5ea6\u5b66\u4e60\u7279\u5f81&#xff09;&#xff0c;\u8ba1\u7b97\u52a0\u6743\u6b27\u6c0f\u8ddd\u79bb&#xff1a;d &#061; sqrt(\u03a3 w_i (x_i &#8211; y_i)^2)&#xff0c;\u6743\u91cdw_i\u6839\u636e\u7279\u5f81\u7684\u533a\u5206\u5ea6\u5206\u914d&#xff08;\u533a\u5206\u5ea6\u9ad8\u7684\u7279\u5f81\u6743\u91cd\u9ad8&#xff09;&#xff0c;\u9002\u7528\u4e8e\u975e\u4e8c\u8fdb\u5236\u7279\u5f81&#xff1b;\u2461\u5f52\u4e00\u5316\u4e92\u76f8\u5173&#xff08;Normalized Correlation, NC&#xff09;\u2014\u2014\u8ba1\u7b97\u4e24\u4e2a\u7279\u5f81\u5411\u91cf\u7684\u5f52\u4e00\u5316\u4e92\u76f8\u5173&#xff1a;NC &#061; (\u03a3(x_i &#8211; x\u0304)(y_i &#8211; \u0233)) \/ (sqrt(\u03a3(x_i-x\u0304)^2) sqrt(\u03a3(y_i-\u0233)^2))&#xff0c;\u53d6\u503c-1\u52301&#xff0c;NC\u63a5\u8fd11\u8868\u793a\u9ad8\u5ea6\u76f8\u4f3c&#xff0c;\u5bf9\u5149\u7167\u548c\u5bf9\u6bd4\u5ea6\u53d8\u5316\u9c81\u68d2&#xff08;\u5f52\u4e00\u5316\u6d88\u9664\u4e86\u5747\u503c\u548c\u65b9\u5dee\u5dee\u5f02&#xff09;&#xff0c;\u9002\u7528\u4e8e\u5b9e\u503c\u7279\u5f81&#xff1b;\u2462\u9a6c\u6c0f\u8ddd\u79bb&#xff08;Mahalanobis Distance&#xff09;\u2014\u2014\u8003\u8651\u7279\u5f81\u7ef4\u5ea6\u95f4\u7684\u76f8\u5173\u6027&#xff0c;\u7528\u534f\u65b9\u5dee\u77e9\u9635\u5f52\u4e00\u5316&#xff1a;d &#061; sqrt((x-y)^T \u03a3^{-1} (x-y))&#xff0c;\u5bf9\u7279\u5f81\u5206\u5e03\u5efa\u6a21&#xff0c;\u533a\u5206\u5ea6\u9ad8\u4f46\u9700\u8981\u4f30\u8ba1\u534f\u65b9\u5dee\u77e9\u9635&#xff08;\u6837\u672c\u91cf\u8981\u6c42\u5927&#xff09;&#xff1b;\u2463\u4f59\u5f26\u76f8\u4f3c\u5ea6&#xff08;Cosine Similarity&#xff09;\u2014\u2014\u8ba1\u7b97\u4e24\u4e2a\u7279\u5f81\u5411\u91cf\u7684\u5939\u89d2\u4f59\u5f26&#xff1a;cos\u03b8 &#061; (x\u00b7y)\/(||x|| ||y||)&#xff0c;\u5bf9\u5411\u91cf\u957f\u5ea6\u4e0d\u654f\u611f&#xff0c;\u662f\u6df1\u5ea6\u5b66\u4e60\u7279\u5f81\u6700\u5e38\u7528\u7684\u76f8\u4f3c\u5ea6\u5ea6\u91cf\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u6df1\u5ea6\u5b66\u4e60\u5ea6\u91cf\u5b66\u4e60&#xff08;Deep Metric Learning&#xff09;\u662f\u5f53\u524d\u8679\u819c\u8bc6\u522b\u5339\u914d\u7684\u7814\u7a76\u70ed\u70b9&#xff0c;\u7528\u795e\u7ecf\u7f51\u7edc\u76f4\u63a5\u5b66\u4e60\u5224\u522b\u6027\u7684\u7279\u5f81\u7a7a\u95f4\u548c\u76f8\u4f3c\u5ea6\u5ea6\u91cf&#xff1a;\u2460\u5b6a\u751f\u7f51\u7edc&#xff08;Siamese Network&#xff09;\u2014\u2014\u4e24\u4e2a\u5171\u4eab\u6743\u91cd\u7684\u5b50\u7f51\u7edc\u5206\u522b\u63d0\u53d6\u4e24\u4e2a\u8679\u819c\u56fe\u50cf\u7684\u7279\u5f81\u5411\u91cf&#xff0c;\u7528\u5bf9\u6bd4\u635f\u5931&#xff08;Contrastive Loss&#xff09;\u8bad\u7ec3&#xff1a;\u540c\u4e00\u4e2a\u4eba\u7684\u7279\u5f81\u8ddd\u79bb\u5c0f&#xff0c;\u4e0d\u540c\u4eba\u7684\u7279\u5f81\u8ddd\u79bb\u5927&#xff08;\u5927\u4e8emargin&#xff09;&#xff0c;\u63a8\u7406\u65f6\u8ba1\u7b97\u7279\u5f81\u8ddd\u79bb\u4e0e\u9608\u503c\u6bd4\u8f83&#xff1b;\u2461\u4e09\u5143\u7ec4\u635f\u5931&#xff08;Triplet Loss&#xff09;\u2014\u2014\u6bcf\u4e2a\u8bad\u7ec3\u6837\u672c\u5305\u542b\u951a\u70b9&#xff08;Anchor&#xff09;\u3001\u6b63\u6837\u672c&#xff08;\u540c\u4e00\u4e2a\u4eba&#xff09;\u3001\u8d1f\u6837\u672c&#xff08;\u4e0d\u540c\u4eba&#xff09;&#xff0c;\u635f\u5931\u51fd\u6570\u8ba9\u951a\u70b9\u4e0e\u6b63\u6837\u672c\u7684\u8ddd\u79bb\u5c0f\u4e8e\u951a\u70b9\u4e0e\u8d1f\u6837\u672c\u7684\u8ddd\u79bb&#xff08;\u51cf\u53bbmargin&#xff09;&#xff0c;\u4e09\u5143\u7ec4\u635f\u5931\u6bd4\u5bf9\u6bd4\u635f\u5931\u66f4\u6709\u6548\u5730\u5229\u7528\u6837\u672c\u95f4\u5173\u7cfb&#xff0c;\u662f\u4eba\u8138\u8bc6\u522b\u548c\u8679\u819c\u8bc6\u522b\u7684\u4e3b\u6d41\u8bad\u7ec3\u65b9\u6cd5&#xff1b;\u2462ArcFace\/CosFace\u2014\u2014\u5728\u5206\u7c7b\u635f\u5931\u4e2d\u52a0\u5165\u89d2\u5ea6\u95f4\u9694&#xff08;angular margin&#xff09;&#xff0c;\u8ba9\u4e0d\u540c\u7c7b\u522b\u7684\u7279\u5f81\u5728\u89d2\u5ea6\u7a7a\u95f4\u4e0a\u6709\u66f4\u5927\u95f4\u9694&#xff0c;\u63d0\u5347\u7279\u5f81\u7684\u5224\u522b\u6027\u548c\u6cdb\u5316\u80fd\u529b&#xff0c;\u5728\u4eba\u8138\u8bc6\u522b\u4e2d\u53d6\u5f97SOTA&#xff0c;\u8fc1\u79fb\u5230\u8679\u819c\u8bc6\u522b\u6548\u679c\u597d&#xff1b;\u2463\u6df1\u5ea6\u54c8\u5e0c&#xff08;Deep Hashing&#xff09;\u2014\u2014\u7528\u795e\u7ecf\u7f51\u7edc\u5b66\u4e60\u4ece\u8679\u819c\u56fe\u50cf\u5230\u4e8c\u8fdb\u5236\u54c8\u5e0c\u7f16\u7801\u7684\u6620\u5c04&#xff0c;\u8bad\u7ec3\u65f6\u8ba9\u540c\u4e00\u4e2a\u4eba\u7684\u54c8\u5e0c\u7f16\u7801\u6c49\u660e\u8ddd\u79bb\u5c0f\u3001\u4e0d\u540c\u4eba\u7684\u5927&#xff0c;\u63a8\u7406\u65f6\u7528\u6c49\u660e\u8ddd\u79bb\u5feb\u901f\u5339\u914d&#xff08;\u4e0e\u4f20\u7edfGabor\u7f16\u7801\u7684\u5339\u914d\u65b9\u5f0f\u76f8\u540c&#xff0c;\u4f46\u7279\u5f81\u662f\u6570\u636e\u9a71\u52a8\u5b66\u4e60\u7684&#xff09;&#xff0c;\u6df1\u5ea6\u54c8\u5e0c\u7ed3\u5408\u4e86\u6df1\u5ea6\u5b66\u4e60\u7279\u5f81\u7684\u5224\u522b\u6027\u548c\u6c49\u660e\u8ddd\u79bb\u7684\u5feb\u901f\u5339\u914d&#xff0c;\u9002\u5408\u5927\u89c4\u6a211:N\u68c0\u7d22&#xff1b;\u2464\u7aef\u5230\u7aef\u5339\u914d\u2014\u2014\u7f51\u7edc\u76f4\u63a5\u8f93\u5165\u4e24\u4e2a\u8679\u819c\u56fe\u50cf&#xff0c;\u8f93\u51fa\u5339\u914d\u5206\u6570&#xff08;0\u52301\u7684\u76f8\u4f3c\u5ea6&#xff09;&#xff0c;\u4e0d\u9700\u8981\u624b\u52a8\u8bbe\u8ba1\u7279\u5f81\u548c\u8ddd\u79bb\u5ea6\u91cf&#xff0c;\u7aef\u5230\u7aef\u4f18\u5316\u5339\u914d\u6027\u80fd&#xff0c;\u4f46\u63a8\u7406\u65f6\u9700\u8981\u6210\u5bf9\u8f93\u5165&#xff08;1:N\u8bc6\u522b\u65f6\u9700\u8981\u4e0e\u6bcf\u4e2a\u6a21\u677f\u914d\u5bf9\u8ba1\u7b97&#xff0c;\u901f\u5ea6\u6162&#xff09;&#xff0c;\u9002\u54081:1\u9a8c\u8bc1\u573a\u666f\u3002\u6df1\u5ea6\u5b66\u4e60\u5339\u914d\u65b9\u6cd5\u5728\u906e\u6321\u3001\u4f4e\u8d28\u91cf\u3001\u53ef\u89c1\u5149\u3001\u8de8\u8bbe\u5907\u7b49\u590d\u6742\u573a\u666f\u4e0bEER\u53ef\u6bd4\u4f20\u7edfGabor&#043;\u6c49\u660e\u8ddd\u79bb\u964d\u4f4e30-50%&#xff0c;\u662f\u5f53\u524d\u7b97\u6cd5\u5347\u7ea7\u7684\u91cd\u8981\u65b9\u5411&#xff1b;\u4f46\u6df1\u5ea6\u5b66\u4e60\u7279\u5f81\u662f\u6d6e\u70b9\u5411\u91cf&#xff08;512\u7ef4-2048\u7ef4&#xff09;&#xff0c;\u5b58\u50a8\u548c\u5339\u914d\u6210\u672c\u9ad8\u4e8e2048\u4f4d\u4e8c\u8fdb\u5236\u7f16\u7801&#xff0c;1:N\u5927\u89c4\u6a21\u68c0\u7d22\u9700\u8981\u7528\u5411\u91cf\u7d22\u5f15&#xff08;\u5982FAISS\u3001HNSW&#xff09;\u52a0\u901f&#xff0c;\u4e14\u6a21\u578b\u53ef\u89e3\u91ca\u6027\u5f31\u3002\u751f\u4ea7\u7cfb\u7edf\u7684\u8d8b\u52bf\u662f&#034;\u4f20\u7edfGabor&#043;\u6c49\u660e\u8ddd\u79bb\u4e3a\u4e3b&#xff08;\u5feb\u901f\u521d\u7b5b&#xff09;&#043;\u6df1\u5ea6\u5b66\u4e60\u7279\u5f81\u4e3a\u8f85&#xff08;\u590d\u6742\u573a\u666f\u7cbe\u6392\u548c\u515c\u5e95&#xff09;&#034;\u7684\u6df7\u5408\u67b6\u6784\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">8.5 1:N\u5927\u89c4\u6a21\u68c0\u7d22\u4e0e\u6027\u80fd\u6307\u6807<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">1:N\u8bc6\u522b&#xff08;Identification&#xff09;\u9700\u8981\u5c06\u5f85\u8bc6\u522b\u7f16\u7801\u4e0e\u5e93\u4e2d\u6240\u6709\u6a21\u677f\u9010\u4e00\u6bd4\u8f83&#xff0c;\u5e93\u8d8a\u5927\u8d8a\u6162\u3002\u5f53\u5e93\u89c4\u6a21\u8fbe\u5230\u767e\u4e07\u7ea7&#xff08;\u5982\u56fd\u5bb6\u8eab\u4efd\u7cfb\u7edf\u3001\u5211\u4fa6\u6570\u636e\u5e93&#xff09;\u65f6&#xff0c;\u66b4\u529b\u5339\u914d&#xff08;\u9010\u4e00\u6bd4\u8f83&#xff09;\u7684\u5ef6\u8fdf\u4e0d\u53ef\u63a5\u53d7&#xff08;\u767e\u4e07\u6b21\u5339\u914d\u5373\u4f7f\u6bcf\u6b211\u5fae\u79d2\u4e5f\u9700\u89811\u79d2&#xff09;&#xff0c;\u9700\u8981\u7d22\u5f15\u52a0\u901f&#xff1a;\u2460\u6d77\u660e\u7a7a\u95f4\u7d22\u5f15\u2014\u2014\u6c49\u660e\u8ddd\u79bb\u662f\u4e8c\u8fdb\u5236\u7a7a\u95f4\u4e2d\u7684L1\u8ddd\u79bb&#xff0c;\u53ef\u4ee5\u7528\u4e13\u95e8\u7684\u7d22\u5f15\u7ed3\u6784\u52a0\u901f&#xff1a;\u00b7BK-tree&#xff08;Burkhard-Keller Tree&#xff09;\u2014\u2014\u57fa\u4e8e\u8ddd\u79bb\u7684\u6811\u7ed3\u6784&#xff0c;\u5229\u7528\u6c49\u660e\u8ddd\u79bb\u7684\u4e09\u89d2\u4e0d\u7b49\u5f0f\u526a\u679d&#xff0c;\u9002\u5408\u5c0f\u89c4\u6a21\u5e93&#xff08;\u4e07\u7ea7&#xff09;&#xff1b;\u00b7\u591a\u63a2\u9488\u5c40\u90e8\u654f\u611f\u54c8\u5e0c&#xff08;Multi-probe LSH&#xff09;\u2014\u2014\u5c06\u6c49\u660e\u8ddd\u79bb\u76f8\u8fd1\u7684\u7f16\u7801\u54c8\u5e0c\u5230\u76f8\u8fd1\u6876&#xff0c;\u67e5\u8be2\u65f6\u63a2\u67e5\u591a\u4e2a\u6876\u53ec\u56de\u5019\u9009&#xff0c;\u9002\u5408\u767e\u4e07\u7ea7\u5e93&#xff0c;\u53ec\u56de\u7387\u548c\u901f\u5ea6\u53ef\u8c03&#xff1b;\u00b7\u5012\u6392\u7d22\u5f15&#xff08;Inverted Index&#xff09;\u2014\u2014\u5c06\u7f16\u7801\u6309\u4f4d\u5206\u7247&#xff0c;\u6bcf\u7247\u5efa\u5012\u6392\u8868&#xff0c;\u67e5\u8be2\u65f6\u5408\u5e76\u5019\u9009&#xff0c;\u9002\u5408\u8d85\u5927\u89c4\u6a21\u5e93&#xff1b;\u00b7\u6d77\u660e\u7a7a\u95f4\u6392\u5e8f\u2014\u2014\u6309\u7f16\u7801\u7684\u6574\u6570\u503c\u6392\u5e8f&#xff0c;\u7528\u4e8c\u5206\u67e5\u627e\u548c\u8303\u56f4\u67e5\u8be2\u7f29\u5c0f\u5019\u9009\u8303\u56f4\u3002\u2461GPU\u5e76\u884c\u52a0\u901f\u2014\u2014\u5c06\u5e93\u4e2d\u6a21\u677f\u52a0\u8f7d\u5230GPU\u663e\u5b58&#xff0c;\u7528CUDA\u6838\u51fd\u6570\u5e76\u884c\u8ba1\u7b97\u5f85\u8bc6\u522b\u7f16\u7801\u4e0e\u6240\u6709\u6a21\u677f\u7684\u6c49\u660e\u8ddd\u79bb&#xff08;\u4f4d\u8fd0\u7b97&#043;popcount&#xff09;&#xff0c;\u73b0\u4ee3GPU&#xff08;\u5982A100&#xff09;\u53ef\u4ee5\u5728\u51e0\u6beb\u79d2\u5185\u5b8c\u6210\u767e\u4e07\u7ea7\u5339\u914d&#xff0c;\u662f\u6700\u76f4\u63a5\u7684\u52a0\u901f\u65b9\u6cd5&#xff0c;\u9002\u5408\u6709GPU\u7684\u670d\u52a1\u5668\u573a\u666f&#xff1b;\u2462\u5206\u5e93\u5206\u8868\u2014\u2014\u6309\u4eba\u7fa4\u5c5e\u6027&#xff08;\u5730\u57df\u3001\u5e74\u9f84\u3001\u6027\u522b&#xff09;\u6216\u7f16\u7801\u524d\u7f00\u5c06\u5e93\u5206\u4e3a\u591a\u4e2a\u5b50\u5e93&#xff0c;\u67e5\u8be2\u65f6\u53ea\u5728\u76f8\u5173\u5b50\u5e93\u4e2d\u641c\u7d22&#xff08;\u5982\u6839\u636e\u7528\u6237\u7684\u5730\u7406\u4f4d\u7f6e\u4fe1\u606f\u53ea\u5728\u8be5\u5730\u533a\u5b50\u5e93\u4e2d\u5339\u914d&#xff09;&#xff0c;\u51cf\u5c11\u641c\u7d22\u8303\u56f4&#xff1b;\u2463\u7ea7\u8054\u5339\u914d\u2014\u2014\u5148\u7528\u5feb\u901f\u4f46\u7cbe\u5ea6\u7a0d\u4f4e\u7684\u65b9\u6cd5&#xff08;\u5982\u77ed\u7f16\u7801\u3001LSH\u7c97\u7b5b&#xff09;\u4ece\u767e\u4e07\u5e93\u4e2d\u53ec\u56deTop-K\u5019\u9009&#xff08;\u5982Top-1000&#xff09;&#xff0c;\u518d\u7528\u7cbe\u786e\u65b9\u6cd5&#xff08;\u5b8c\u6574Gabor\u7f16\u7801&#043;\u6df1\u5ea6\u5b66\u4e60\u7279\u5f81&#xff09;\u5728\u5019\u9009\u4e2d\u7cbe\u6392&#xff0c;\u517c\u987e\u901f\u5ea6\u548c\u7cbe\u5ea6&#xff1b;\u2464\u6a21\u677f\u538b\u7f29\u2014\u2014\u5c06\u591a\u4e2a\u6a21\u677f\u878d\u5408\u4e3a\u4e00\u4e2a\u9ad8\u8d28\u91cf\u6a21\u677f&#xff08;\u540c\u4e00\u4e2a\u4eba\u7684\u591a\u6b21\u91c7\u96c6\u53d6\u591a\u6570\/\u5e73\u5747&#xff09;&#xff0c;\u51cf\u5c11\u5e93\u4e2d\u6a21\u677f\u6570\u91cf&#xff0c;\u540c\u65f6\u63d0\u5347\u6a21\u677f\u8d28\u91cf\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8679\u819c\u8bc6\u522b\u7cfb\u7edf\u7684\u6027\u80fd\u6307\u6807&#xff1a;\u2460\u9519\u8bef\u63a5\u53d7\u7387&#xff08;False Acceptance Rate, FAR&#xff09;\u2014\u2014\u4e0d\u540c\u4eba\u88ab\u8bef\u5224\u4e3a\u540c\u4e00\u4eba\u7684\u6bd4\u4f8b&#xff0c;FAR\u8d8a\u4f4e\u8d8a\u5b89\u5168&#xff0c;\u91d1\u878d\u7ea7\u8981\u6c42FAR\u5c0f\u4e8e10^-6\u751a\u81f310^-9&#xff0c;\u8679\u819c\u8bc6\u522b\u57282048\u4f4d\u7f16\u7801&#043;\u9608\u503c0.32\u65f6FAR\u53ef\u8fbe10^-6\u523010^-12&#xff1b;\u2461\u9519\u8bef\u62d2\u7edd\u7387&#xff08;False Rejection Rate, FRR&#xff09;\u2014\u2014\u540c\u4e00\u4e2a\u4eba\u88ab\u8bef\u5224\u4e3a\u4e0d\u540c\u4eba\u7684\u6bd4\u4f8b&#xff0c;FRR\u8d8a\u4f4e\u7528\u6237\u4f53\u9a8c\u8d8a\u597d&#xff0c;\u4fbf\u5229\u573a\u666f\u8981\u6c42FRR\u5c0f\u4e8e1%&#xff0c;\u9ad8\u5b89\u5168\u573a\u666f\u53ef\u63a5\u53d7FRR 3-5%&#xff08;\u88ab\u62d2\u7528\u6237\u53ef\u91cd\u65b0\u91c7\u96c6&#xff09;&#xff1b;\u2462\u7b49\u9519\u8bef\u7387&#xff08;Equal Error Rate, EER&#xff09;\u2014\u2014FAR\u7b49\u4e8eFRR\u65f6\u7684\u9519\u8bef\u7387&#xff0c;\u662f\u7b97\u6cd5\u672c\u8eab\u6027\u80fd\u7684\u53c2\u8003\u6307\u6807&#xff08;\u4e0d\u76f4\u63a5\u7528\u4e8e\u751f\u4ea7&#xff09;&#xff0c;EER\u8d8a\u4f4e\u7b97\u6cd5\u8d8a\u597d&#xff0c;\u9ad8\u8d28\u91cf\u8fd1\u7ea2\u5916\u56fe\u50cf\u4e0aEER\u53ef\u5c0f\u4e8e0.1%&#xff1b;\u2463ROC\u66f2\u7ebf&#xff08;Receiver Operating Characteristic&#xff09;\u2014\u2014\u4ee5FPR&#xff08;&#061;FAR&#xff09;\u4e3a\u6a2a\u8f74\u3001TPR&#xff08;&#061;1-FRR&#xff09;\u4e3a\u7eb5\u8f74\u7684\u66f2\u7ebf&#xff0c;\u66f2\u7ebf\u8d8a\u9760\u8fd1\u5de6\u4e0a\u89d2\u6027\u80fd\u8d8a\u597d&#xff0c;AUC&#xff08;\u66f2\u7ebf\u4e0b\u9762\u79ef&#xff09;\u63a5\u8fd11\u4e3a\u4f18\u79c0&#xff1b;\u2464DET\u66f2\u7ebf&#xff08;Detection Error Tradeoff&#xff09;\u2014\u2014\u4ee5FAR\u4e3a\u6a2a\u8f74\u3001FRR\u4e3a\u7eb5\u8f74\u7684\u5bf9\u6570\u5750\u6807\u66f2\u7ebf&#xff0c;\u76f4\u89c2\u5c55\u793aFAR\u548cFRR\u7684\u6743\u8861\u5173\u7cfb&#xff0c;\u66f2\u7ebf\u8d8a\u9760\u8fd1\u5de6\u4e0b\u89d2\u6027\u80fd\u8d8a\u597d&#xff1b;\u2465\u8bc6\u522b\u901f\u5ea6\u2014\u20141:1\u9a8c\u8bc1\u7684\u5355\u6b21\u5339\u914d\u65f6\u95f4&#xff08;\u5fae\u79d2\u7ea7&#xff09;\u30011:N\u8bc6\u522b\u7684\u5e93\u68c0\u7d22\u65f6\u95f4&#xff08;\u767e\u4e07\u7ea7\u5e93\u6beb\u79d2\u7ea7&#xff09;\u3001\u7aef\u5230\u7aef\u5ef6\u8fdf&#xff08;\u4ece\u91c7\u96c6\u5230\u51fa\u7ed3\u679c&#xff0c;\u901a\u5e38\u5c0f\u4e8e1\u79d2&#xff09;&#xff1b;\u2466\u6a21\u677f\u5927\u5c0f\u2014\u2014\u5355\u4e2a\u6a21\u677f\u7684\u5b58\u50a8\u5927\u5c0f&#xff08;\u7f16\u7801&#043;\u63a9\u7801&#043;\u5143\u6570\u636e&#xff0c;\u901a\u5e38512\u5b57\u8282-2KB&#xff09;&#xff0c;\u767e\u4e07\u7ea7\u6a21\u677f\u5e93\u5b58\u50a8\u9700\u6c42&#xff08;\u51e0GB\u5230\u51e0\u5341GB&#xff09;&#xff1b;\u2467\u6ce8\u518c\u6210\u529f\u7387\u2014\u2014\u7528\u6237\u9996\u6b21\u6ce8\u518c\u65f6\u6210\u529f\u751f\u6210\u9ad8\u8d28\u91cf\u6a21\u677f\u7684\u6bd4\u4f8b&#xff0c;\u53d7\u91c7\u96c6\u8d28\u91cf\u548c\u7528\u6237\u914d\u5408\u5ea6\u5f71\u54cd&#xff0c;\u9ad8\u8d28\u91cf\u8bbe\u5907\u4e0a\u6ce8\u518c\u6210\u529f\u7387\u5927\u4e8e95%\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">8.6\u00a0\u5b8c\u6574Python\u4ee3\u7801\u5b9e\u73b0<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u4ee5\u4e0b\u662f\u4e00\u4e2a\u8679\u819c\u8bc6\u522b\u6838\u5fc3\u7b97\u6cd5\u7684\u6559\u5b66\u793a\u4f8bPython\u4ee3\u7801&#xff0c;\u6db5\u76d6\u4ece\u56fe\u50cf\u8f93\u5165\u5230\u5339\u914d\u8f93\u51fa\u7684\u5b8c\u6574\u6d41\u7a0b&#xff0c;\u5305\u62ec\u77b3\u5b54\/\u8679\u819c\u5b9a\u4f4d&#xff08;\u7b80\u5316\u7248Daugman\u7b97\u5b50&#xff09;\u3001\u5f52\u4e00\u5316&#xff08;\u6a61\u80f6\u7247\u6a21\u578b&#xff09;\u3001Gabor\u7279\u5f81\u7f16\u7801\u3001\u6c49\u660e\u8ddd\u79bb\u5339\u914d&#xff08;\u5e26\u5faa\u73af\u79fb\u4f4d\u548c\u63a9\u7801&#xff09;\u3002\u4ee3\u7801\u4e3a\u6559\u5b66\u6f14\u793a&#xff0c;\u5b9e\u9645\u751f\u4ea7\u7cfb\u7edf\u9700\u8981\u66f4\u9c81\u68d2\u7684\u5b9a\u4f4d\u3001\u5206\u5272\u548c\u4f18\u5316\u5b9e\u73b0\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">import numpy as np<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">import cv2<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">from scipy import ndimage<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">from scipy.signal import convolve2d<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">class IrisRecognizer:<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0def __init__(self, norm_height&#061;64, norm_width&#061;512, code_bits&#061;2048):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">self.norm_height &#061; norm_height\u00a0\u00a0#\u00a0\u5f52\u4e00\u5316\u56fe\u9ad8\u5ea6&#xff08;\u5f84\u5411&#xff09;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">self.norm_width &#061; norm_width\u00a0 \u00a0\u00a0#\u00a0\u5f52\u4e00\u5316\u56fe\u5bbd\u5ea6&#xff08;\u89d2\u5ea6&#xff09;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">self.code_bits &#061; code_bits\u00a0 \u00a0 \u00a0\u00a0#\u00a0\u8679\u819c\u7f16\u7801\u4f4d\u6570<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">self.gabor_filters &#061; self._build_gabor_filters()<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0def _build_gabor_filters(self):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">&#034;&#034;&#034;\u6784\u5efa\u591a\u5c3a\u5ea6\u591a\u65b9\u54112D Gabor\u6ee4\u6ce2\u5668\u7ec4&#034;&#034;&#034;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">filters &#061; []<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0for wavelength in [8, 16, 32]:\u00a0\u00a0# 3\u4e2a\u5c3a\u5ea6&#xff08;\u6ce2\u957f&#xff09;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">for theta in [0, np.pi\/4, np.pi\/2, 3*np.pi\/4]:\u00a0\u00a0# 4\u4e2a\u65b9\u5411<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">sigma &#061; wavelength * 0.5<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">kernel_size &#061; int(sigma * 4) | 1<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">kernel &#061; cv2.getGaborKernel((kernel_size, kernel_size),<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">sigma, theta, wavelength, 0.5, 0)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">filters.append(kernel)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">return filters<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0def detect_pupil(self, gray_img):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">&#034;&#034;&#034;\u7b80\u5316\u7248\u77b3\u5b54\u68c0\u6d4b&#xff1a;\u9608\u503c\u5206\u5272&#043;\u5f62\u6001\u5b66&#043;\u6700\u5927\u8fde\u901a\u57df&#034;&#034;&#034;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0_, binary &#061; cv2.threshold(gray_img, 40, 255, cv2.THRESH_BINARY_INV)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">kernel &#061; np.ones((5,5), np.uint8)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">binary &#061; cv2.morphologyEx(binary, cv2.MORPH_OPEN, kernel)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">contours, _ &#061; cv2.findContours(binary, cv2.RETR_EXTERNAL,<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">cv2.CHAIN_APPROX_SIMPLE)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0if not contours:<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">return None<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">largest &#061; max(contours, key&#061;cv2.contourArea)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0(x, y), radius &#061; cv2.minEnclosingCircle(largest)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">return int(x), int(y), int(radius)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0def detect_iris_boundary(self, gray_img, pupil_cx, pupil_cy, pupil_r):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">&#034;&#034;&#034;\u7b80\u5316\u7248\u8679\u819c\u5916\u8fb9\u754c\u68c0\u6d4b&#xff1a;\u5728\u77b3\u5b54\u5916\u641c\u7d22\u7070\u5ea6\u68af\u5ea6\u6700\u5927\u7684\u5706&#034;&#034;&#034;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">best_r, best_score &#061; pupil_r * 3, 0<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0for r in range(int(pupil_r*2), int(pupil_r*4)):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">circumference &#061; 2 * np.pi * r<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">points &#061; [(int(pupil_cx &#043; r*np.cos(t)),<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0int(pupil_cy &#043; r*np.sin(t)))<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0for t in np.linspace(0, 2*np.pi, int(circumference))]<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">grad_sum &#061; 0<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">for (px, py) in points:<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">if 0 &lt; px &lt; gray_img.shape[1]-1 and 0 &lt; py &lt; gray_img.shape[0]-1:<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">grad_sum &#043;&#061; abs(int(gray_img[py, px&#043;1]) &#8211; int(gray_img[py, px-1]))<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">score &#061; grad_sum \/ len(points)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">if score &gt; best_score:<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">best_score, best_r &#061; score, r<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">return pupil_cx, pupil_cy, best_r<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0def normalize(self, gray_img, pupil_cx, pupil_cy, pupil_r, iris_r):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">&#034;&#034;&#034;Daugman\u6a61\u80f6\u7247\u6a21\u578b&#xff1a;\u73af\u5f62\u8679\u819c\u2192\u56fa\u5b9a\u5927\u5c0f\u77e9\u5f62&#034;&#034;&#034;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">norm_img &#061; np.zeros((self.norm_height, self.norm_width), dtype&#061;np.uint8)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0mask &#061; np.ones((self.norm_height, self.norm_width), dtype&#061;np.uint8)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0for y in range(self.norm_height):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">r_ratio &#061; y \/ self.norm_height\u00a0\u00a0#\u00a0\u5f84\u5411\u6bd4\u4f8b\u00a00\u21921<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">for x in range(self.norm_width):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">theta &#061; 2 * np.pi * x \/ self.norm_width\u00a0#\u00a0\u89d2\u5ea6<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">#\u00a0\u77b3\u5b54\u8fb9\u754c\u70b9\u5230\u8679\u819c\u5916\u8fb9\u754c\u70b9\u7684\u7ebf\u6027\u63d2\u503c<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">px &#061; pupil_cx &#043; (pupil_r &#043; r_ratio * (iris_r &#8211; pupil_r)) * np.cos(theta)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">py &#061; pupil_cy &#043; (pupil_r &#043; r_ratio * (iris_r &#8211; pupil_r)) * np.sin(theta)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">px_int, py_int &#061; int(px), int(py)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">if 0 &lt;&#061; px_int &lt; gray_img.shape[1] and 0 &lt;&#061; py_int &lt; gray_img.shape[0]:<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">norm_img[y, x] &#061; gray_img[py_int, px_int]<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">else:<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">mask[y, x] &#061; 0\u00a0\u00a0#\u00a0\u8d8a\u754c\u6807\u8bb0\u4e3a\u65e0\u6548<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">return norm_img, mask<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0def encode(self, norm_img, mask):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">&#034;&#034;&#034;2D Gabor\u5c0f\u6ce2\u76f8\u4f4d\u7f16\u7801\u2192\u4e8c\u8fdb\u5236IrisCode&#043;\u63a9\u7801&#034;&#034;&#034;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0code &#061; []<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">code_mask &#061; []<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">step_y &#061; norm_img.shape[0] \/\/ 8\u00a0\u00a0#\u91c7\u6837\u6b65\u957f<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">step_x &#061; norm_img.shape[1] \/\/ 8<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0for gabor in self.gabor_filters:<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">response &#061; convolve2d(norm_img.astype(float), gabor, mode&#061;&#039;same&#039;)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">for y in range(0, norm_img.shape[0], step_y):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">for x in range(0, norm_img.shape[1], step_x):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">if len(code) &gt;&#061; self.code_bits:<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0break<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">real_val &#061; np.real(response[y, x])<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">imag_val &#061; np.imag(response[y, x])<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">#\u00a0\u76f8\u4f4d\u91cf\u5316\u4e3a2\u4f4d&#xff08;\u56db\u4e2a\u8c61\u9650&#xff09;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">bit1 &#061; 1 if real_val &gt;&#061; 0 else 0<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">bit2 &#061; 1 if imag_val &gt;&#061; 0 else 0<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">code.extend([bit1, bit2])<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">#\u00a0\u63a9\u7801&#xff1a;\u54cd\u5e94\u5e45\u5ea6\u4f4e\u6216\u56fe\u50cf\u533a\u57df\u906e\u6321\u5219\u6807\u8bb0\u65e0\u6548<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">magnitude &#061; np.sqrt(real_val**2 &#043; imag_val**2)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">valid &#061; 1 if (magnitude &gt; 10 and mask[y, x] &#061;&#061; 1) else 0<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">code_mask.extend([valid, valid])<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">return np.array(code[:self.code_bits]), np.array(code_mask[:self.code_bits])<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0def hamming_distance(self, code1, mask1, code2, mask2, max_shift&#061;21):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">&#034;&#034;&#034;\u6c49\u660e\u8ddd\u79bb\u5339\u914d&#xff0c;\u5e26\u5faa\u73af\u79fb\u4f4d\u8865\u507f\u65cb\u8f6c\u548c\u63a9\u7801\u5904\u7406&#034;&#034;&#034;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">common_valid &#061; mask1 &amp; mask2<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0if np.sum(common_valid) &lt; 500:\u00a0\u00a0#\u00a0\u6709\u6548\u4f4d\u4e0d\u8db3&#xff0c;\u62d2\u7edd<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">return 1.0, 0<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">min_hd &#061; 1.0<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">best_shift &#061; 0<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0for shift in range(-max_shift, max_shift &#043; 1):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">shifted_code2 &#061; np.roll(code2, shift)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">shifted_mask2 &#061; np.roll(mask2, shift)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">valid &#061; mask1 &amp; shifted_mask2<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">if np.sum(valid) &lt; 500:<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">continue<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">diff &#061; np.logical_xor(code1, shifted_code2) &amp; valid<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">hd &#061; np.sum(diff) \/ np.sum(valid)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">if hd &lt; min_hd:<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">min_hd &#061; hd<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">best_shift &#061; shift<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">return min_hd, best_shift<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0def verify(self, img1, img2, threshold&#061;0.32):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">&#034;&#034;&#034;1:1\u9a8c\u8bc1&#xff1a;\u5224\u65ad\u4e24\u5e45\u8679\u819c\u56fe\u50cf\u662f\u5426\u4e3a\u540c\u4e00\u4eba&#034;&#034;&#034;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">code1, mask1 &#061; self.extract_template(img1)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">code2, mask2 &#061; self.extract_template(img2)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0hd, shift &#061; self.hamming_distance(code1, mask1, code2, mask2)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">return {&#039;match&#039;: hd &lt; threshold, &#039;hamming_distance&#039;: hd,<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">&#039;best_shift&#039;: shift, &#039;threshold&#039;: threshold}<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0def extract_template(self, gray_img):<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">&#034;&#034;&#034;\u4ece\u56fe\u50cf\u63d0\u53d6\u8679\u819c\u6a21\u677f&#xff08;\u5b9a\u4f4d\u2192\u5f52\u4e00\u5316\u2192\u7f16\u7801&#xff09;&#034;&#034;&#034;<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0pupil &#061; self.detect_pupil(gray_img)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0if pupil is None:<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">raise ValueError(&#034;\u672a\u68c0\u6d4b\u5230\u77b3\u5b54&#034;)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0cx, cy, pr &#061; pupil<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0_, _, ir &#061; self.detect_iris_boundary(gray_img, cx, cy, pr)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">norm_img, norm_mask &#061; self.normalize(gray_img, cx, cy, pr, ir)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0code, code_mask &#061; self.encode(norm_img, norm_mask)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">return code, code_mask<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">#\u00a0\u4f7f\u7528\u793a\u4f8b<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">if __name__ &#061;&#061; &#034;__main__&#034;:<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">recognizer &#061; IrisRecognizer()<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0#\u00a0\u52a0\u8f7d\u4e24\u5e45\u8fd1\u7ea2\u5916\u8679\u819c\u7070\u5ea6\u56fe\u50cf<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0img1 &#061; cv2.imread(&#034;iris_sample1.jpg&#034;, cv2.IMREAD_GRAYSCALE)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0img2 &#061; cv2.imread(&#034;iris_sample2.jpg&#034;, cv2.IMREAD_GRAYSCALE)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u00a0result &#061; recognizer.verify(img1, img2, threshold&#061;0.32)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">print(f&#034;\u5339\u914d\u7ed3\u679c: {&#039;\u540c\u4e00\u4eba&#039; if result[&#039;match&#039;] else &#039;\u4e0d\u540c\u4eba&#039;}&#034;)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">print(f&#034;\u6c49\u660e\u8ddd\u79bb: {result[&#039;hamming_distance&#039;]:.4f}&#034;)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">print(f&#034;\u6700\u4f73\u79fb\u4f4d: {result[&#039;best_shift&#039;]}&#034;)<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u4ee3\u7801\u8bf4\u660e&#xff1a;\u2460detect_pupil\u7528\u9608\u503c\u5206\u5272&#043;\u5f62\u6001\u5b66\u64cd\u4f5c\u5feb\u901f\u5b9a\u4f4d\u77b3\u5b54&#xff08;\u6559\u5b66\u7b80\u5316\u7248&#xff0c;\u5b9e\u9645\u7cfb\u7edf\u7528Daugman\u79ef\u5206\u5fae\u5206\u7b97\u5b50\u6216Hough\u53d8\u6362&#xff09;&#xff1b;\u2461detect_iris_boundary\u5728\u77b3\u5b54\u5916\u641c\u7d22\u7070\u5ea6\u68af\u5ea6\u6700\u5927\u7684\u5706\u4f5c\u4e3a\u8679\u819c\u5916\u8fb9\u754c&#xff08;\u7b80\u5316\u7248&#xff0c;\u5b9e\u9645\u7528Daugman\u7b97\u5b50&#xff09;&#xff1b;\u2462normalize\u5b9e\u73b0Daugman\u6a61\u80f6\u7247\u6a21\u578b&#xff0c;\u5c06\u73af\u5f62\u8679\u819c\u6620\u5c04\u4e3a64\u00d7512\u77e9\u5f62&#xff1b;\u2463encode\u752812\u4e2aGabor\u6ee4\u6ce2\u5668&#xff08;3\u5c3a\u5ea6\u00d74\u65b9\u5411&#xff09;\u63d0\u53d6\u76f8\u4f4d&#xff0c;\u91cf\u5316\u4e3a2\u4f4d\u7f16\u7801&#xff0c;\u751f\u62102048\u4f4dIrisCode\u548c\u63a9\u7801&#xff1b;\u2464hamming_distance\u5b9e\u73b0\u5e26\u5faa\u73af\u79fb\u4f4d&#xff08;\u00b121\u5217\u5bf9\u5e94\u00b115\u5ea6&#xff09;\u548c\u63a9\u7801\u5904\u7406\u7684\u6c49\u660e\u8ddd\u79bb\u5339\u914d&#xff0c;\u6709\u6548\u4f4d\u4e0d\u8db3500\u65f6\u62d2\u7edd&#xff1b;\u2465verify\u5c01\u88c51:1\u9a8c\u8bc1\u6d41\u7a0b\u3002\u5b9e\u9645\u751f\u4ea7\u7cfb\u7edf\u9700\u8981\u66f4\u9c81\u68d2\u7684\u5b9a\u4f4d&#xff08;Daugman\u7b97\u5b50\/Hough\/\u6df1\u5ea6\u5b66\u4e60&#xff09;\u3001\u50cf\u7d20\u7ea7\u5206\u5272&#xff08;U-Net&#xff09;\u3001\u773c\u7751\/\u776b\u6bdb\/\u53cd\u5149\u68c0\u6d4b\u3001\u56fe\u50cf\u589e\u5f3a&#xff08;CLAHE&#xff09;\u3001\u591a\u5e27\u878d\u5408\u3001\u6a21\u677f\u52a0\u5bc6\u5b58\u50a8\u30011:N\u7d22\u5f15\u52a0\u901f\u7b49\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u4e5d\u3001\u6d3b\u4f53\u68c0\u6d4b\u4e0e\u5b89\u5168\u9632\u62a4<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8679\u819c\u8bc6\u522b\u867d\u7136\u7cbe\u5ea6\u6781\u9ad8&#xff0c;\u4f46\u4e5f\u9762\u4e34\u4f2a\u9020\u653b\u51fb\u7684\u98ce\u9669\u2014\u2014\u653b\u51fb\u8005\u53ef\u80fd\u7528\u6253\u5370\u8679\u819c\u7167\u7247\u3001\u6570\u5b57\u89c6\u9891\u56de\u653e\u3001\u4eba\u5de5\u5047\u773c\u3001\u5f69\u8272\u9690\u5f62\u773c\u955c&#xff08;\u7f8e\u77b3&#xff09;\u3001AI\u751f\u6210\u8679\u819c\u56fe\u50cf\u7b49\u65b9\u5f0f\u6b3a\u9a97\u7cfb\u7edf\u3002\u6d3b\u4f53\u68c0\u6d4b&#xff08;Liveness Detection \/ Presentation Attack Detection, PAD&#xff09;\u7684\u4efb\u52a1\u662f\u5224\u65ad\u91c7\u96c6\u5230\u7684\u8679\u819c\u56fe\u50cf\u6765\u81ea\u771f\u5b9e\u6d3b\u4f53\u4eba\u773c\u8fd8\u662f\u4f2a\u9020\u653b\u51fb&#xff0c;\u662f\u8679\u819c\u8bc6\u522b\u7cfb\u7edf\u5b89\u5168\u9632\u62a4\u7684\u6838\u5fc3\u73af\u8282\u3002\u6ca1\u6709\u6d3b\u4f53\u68c0\u6d4b\u7684\u8679\u819c\u8bc6\u522b\u7cfb\u7edf\u53ef\u4ee5\u88ab\u9ad8\u8d28\u91cf\u8679\u819c\u7167\u7247\u8f7b\u6613\u6b3a\u9a97&#xff08;\u5c06\u8679\u819c\u7167\u7247\u653e\u5728\u6444\u50cf\u5934\u524d&#xff09;&#xff0c;\u56e0\u6b64\u6240\u6709\u5546\u7528\u8679\u819c\u8bc6\u522b\u7cfb\u7edf\u90fd\u5fc5\u987b\u96c6\u6210\u6d3b\u4f53\u68c0\u6d4b\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">9.1\u00a0\u653b\u51fb\u7c7b\u578b<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8679\u819c\u8bc6\u522b\u9762\u4e34\u7684\u4e3b\u8981\u653b\u51fb\u7c7b\u578b&#xff1a;\u2460\u6253\u5370\u7167\u7247\u653b\u51fb&#xff08;Print Attack&#xff09;\u2014\u2014\u5c06\u4ed6\u4eba\u8679\u819c\u56fe\u50cf\u6253\u5370\u5728\u7eb8\u5f20\u4e0a&#xff08;\u6216\u663e\u793a\u5728\u5c4f\u5e55\u4e0a&#xff09;&#xff0c;\u653e\u5728\u6444\u50cf\u5934\u524d\u6b3a\u9a97\u7cfb\u7edf\u3002\u8fd9\u662f\u6700\u7b80\u5355\u7684\u653b\u51fb&#xff0c;\u6253\u5370\u7167\u7247\u7684\u7eb9\u7406\u4e0e\u771f\u5b9e\u8679\u819c\u6709\u5dee\u5f02&#xff08;\u7eb8\u5f20\u7eb9\u7406\u3001\u58a8\u6c34\u70b9\u3001\u6469\u5c14\u7eb9\u3001\u7f3a\u4e4f\u666f\u6df1&#xff09;&#xff0c;\u4f20\u7edf\u7eb9\u7406\u5206\u6790\u53ef\u4ee5\u68c0\u6d4b&#xff1b;\u2461\u89c6\u9891\u56de\u653e\u653b\u51fb&#xff08;Video Replay&#xff09;\u2014\u2014\u7528\u5c4f\u5e55\u64ad\u653e\u4ed6\u4eba\u8679\u819c\u7684\u89c6\u9891&#xff08;\u53ef\u80fd\u662f\u5077\u5f55\u7684\u6216\u4ece\u7f51\u4e0a\u83b7\u53d6\u7684&#xff09;&#xff0c;\u6b3a\u9a97\u7cfb\u7edf\u3002\u89c6\u9891\u56de\u653e\u6709\u5c4f\u5e55\u5237\u65b0\u9891\u7387\u3001\u50cf\u7d20\u7ed3\u6784\u3001\u53cd\u5149\u7b49\u7279\u5f81&#xff0c;\u53ef\u901a\u8fc7\u9891\u57df\u5206\u6790\u548c\u65f6\u5e8f\u5206\u6790\u68c0\u6d4b&#xff1b;\u2462\u4eba\u5de5\u5047\u773c&#xff08;Artificial Eye \/ Prosthetic Eye&#xff09;\u2014\u2014\u7528\u73bb\u7483\u3001\u5851\u6599\u3001\u7845\u80f6\u7b49\u6750\u6599\u5236\u4f5c\u7684\u5047\u773c&#xff0c;\u8868\u9762\u5370\u6709\u8679\u819c\u7eb9\u7406\u3002\u5047\u773c\u6ca1\u6709\u751f\u7406\u6d3b\u52a8&#xff08;\u77b3\u5b54\u4e0d\u4f1a\u5bf9\u5149\u53cd\u5c04\u3001\u6ca1\u6709\u5fae\u9707\u98a4&#xff09;&#xff0c;\u7eb9\u7406\u662f\u5370\u5237\u7684&#xff08;\u7f3a\u4e4f\u771f\u5b9e\u8679\u819c\u7684\u4e09\u7ef4\u7ed3\u6784\u548c\u7ec6\u8282&#xff09;&#xff0c;\u53ef\u901a\u8fc7\u751f\u7406\u4fe1\u53f7\u548c\u7eb9\u7406\u5206\u6790\u68c0\u6d4b&#xff1b;\u2463\u5f69\u8272\u9690\u5f62\u773c\u955c&#xff08;Colored Contact Lens \/ Cosmetic Lens&#xff09;\u2014\u2014\u653b\u51fb\u8005\u4f69\u6234\u5370\u6709\u4ed6\u4eba\u8679\u819c\u7eb9\u7406\u7684\u5f69\u8272\u9690\u5f62\u773c\u955c&#xff08;\u7f8e\u77b3&#xff09;&#xff0c;\u8986\u76d6\u81ea\u5df1\u7684\u771f\u5b9e\u8679\u819c\u3002\u8fd9\u662f\u6700\u96be\u68c0\u6d4b\u7684\u653b\u51fb\u4e4b\u4e00\u2014\u2014\u7f8e\u77b3\u4e0b\u7684\u773c\u775b\u662f\u6d3b\u4f53&#xff08;\u6709\u77b3\u5b54\u53cd\u5c04\u3001\u5fae\u9707\u98a4&#xff09;&#xff0c;\u4f46\u8868\u9762\u7eb9\u7406\u662f\u5370\u5237\u7684&#xff08;\u6709\u9690\u5f62\u773c\u955c\u8fb9\u7f18\u3001\u5370\u5237\u7eb9\u7406\u89c4\u5f8b\u3001\u7f3a\u4e4f\u4e09\u7ef4\u9690\u7a9d\u7ed3\u6784&#xff09;&#xff0c;\u9700\u8981\u4e13\u95e8\u7684\u7eb9\u7406\u5206\u6790\u548c\u5149\u5b66\u68c0\u6d4b&#xff1b;\u2464AI\u751f\u6210\u8679\u819c&#xff08;Synthetic Iris \/ Deepfake&#xff09;\u2014\u2014\u7528\u751f\u6210\u5bf9\u6297\u7f51\u7edc&#xff08;GAN&#xff09;\u6216\u6269\u6563\u6a21\u578b&#xff08;Diffusion Model&#xff09;\u751f\u6210\u7684\u9ad8\u4eff\u771f\u8679\u819c\u56fe\u50cf&#xff0c;\u7eb9\u7406\u903c\u771f\u4f46\u53ef\u80fd\u6709\u751f\u6210\u4f2a\u5f71&#xff08;\u7f3a\u4e4f\u771f\u5b9e\u8679\u819c\u7684\u751f\u7406\u7ec6\u8282\u3001\u7edf\u8ba1\u5206\u5e03\u5f02\u5e38&#xff09;&#xff0c;\u9700\u8981\u7528\u6df1\u5ea6\u5b66\u4e60\u53cd\u4f2a\u9020\u68c0\u6d4b\u5668\u8bc6\u522b&#xff1b;\u2465\u90e8\u5206\u906e\u6321\/\u62fc\u63a5\u653b\u51fb\u2014\u2014\u5c06\u771f\u5b9e\u8679\u819c\u7684\u90e8\u5206\u533a\u57df\u4e0e\u4f2a\u9020\u533a\u57df\u62fc\u63a5&#xff0c;\u6216\u7528\u534a\u900f\u660e\u6750\u6599\u8986\u76d6\u90e8\u5206\u8679\u819c&#xff0c;\u6df7\u5408\u771f\u5b9e\u548c\u4f2a\u9020\u7eb9\u7406&#xff0c;\u589e\u52a0\u68c0\u6d4b\u96be\u5ea6\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">9.2\u00a0\u6d3b\u4f53\u68c0\u6d4b\u65b9\u6cd5<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8679\u819c\u6d3b\u4f53\u68c0\u6d4b\u65b9\u6cd5\u5206\u4e3a\u51e0\u5927\u7c7b&#xff1a;\u2460\u751f\u7406\u4fe1\u53f7\u6cd5\u2014\u2014\u5229\u7528\u6d3b\u4f53\u4eba\u773c\u7684\u751f\u7406\u6d3b\u52a8\u7279\u5f81&#xff1a;\u00b7\u77b3\u5b54\u5bf9\u5149\u53cd\u5c04&#xff08;Pupillary Light Reflex, PLR&#xff09;\u2014\u2014\u7528\u4e0d\u540c\u5f3a\u5ea6\u7684\u8fd1\u7ea2\u5916\u5149\u7167\u5c04\u773c\u775b&#xff0c;\u6d3b\u4f53\u77b3\u5b54\u4f1a\u968f\u5149\u7167\u5f3a\u5ea6\u53d8\u5316\u800c\u6536\u7f29\/\u653e\u5927&#xff08;\u5f3a\u5149\u6536\u7f29\u3001\u5f31\u5149\u653e\u5927&#xff09;&#xff0c;\u5047\u773c\u548c\u7167\u7247\u7684\u77b3\u5b54\u5927\u5c0f\u4e0d\u53d8\u3002\u901a\u8fc7\u8fde\u7eed\u91c7\u96c6\u591a\u5e27\u56fe\u50cf&#xff0c;\u8ddf\u8e2a\u77b3\u5b54\u76f4\u5f84\u968f\u5149\u7167\u7684\u53d8\u5316&#xff0c;\u5224\u65ad\u662f\u5426\u6709\u6b63\u5e38\u7684\u77b3\u5b54\u5bf9\u5149\u53cd\u5c04\u3002\u8fd9\u662f\u6700\u53ef\u9760\u7684\u6d3b\u4f53\u68c0\u6d4b\u65b9\u6cd5\u4e4b\u4e00&#xff08;\u5047\u773c\u5b8c\u5168\u6ca1\u6709\u77b3\u5b54\u53cd\u5c04&#xff09;&#xff0c;\u4f46\u9700\u8981\u989d\u5916\u7684\u53ef\u63a7\u5149\u7167\u786c\u4ef6&#xff08;\u53ef\u8c03\u8282\u5f3a\u5ea6\u7684\u8fd1\u7ea2\u5916LED&#xff09;\u548c\u591a\u5e27\u91c7\u96c6&#xff08;\u589e\u52a0\u91c7\u96c6\u65f6\u95f4\u52301-2\u79d2&#xff09;&#xff1b;\u00b7\u5fae\u9707\u98a4&#xff08;Micro-tremor \/ Microsaccade&#xff09;\u2014\u2014\u6d3b\u4f53\u4eba\u773c\u5728\u6ce8\u89c6\u65f6\u4f1a\u6709\u5fae\u5c0f\u7684\u4e0d\u81ea\u4e3b\u9707\u98a4&#xff08;\u5e45\u5ea6\u51e0\u4e2a\u50cf\u7d20&#xff0c;\u9891\u7387\u51e0Hz\u5230\u51e0\u5341Hz&#xff09;&#xff0c;\u5047\u773c\u548c\u7167\u7247\u5b8c\u5168\u9759\u6b62\u3002\u901a\u8fc7\u9ad8\u5e27\u7387&#xff08;\u5927\u4e8e30fps&#xff09;\u8fde\u7eed\u91c7\u96c6&#xff0c;\u5206\u6790\u8679\u819c\u4f4d\u7f6e\u7684\u5fae\u5c0f\u632f\u52a8&#xff0c;\u5224\u65ad\u662f\u5426\u4e3a\u6d3b\u4f53&#xff1b;\u00b7\u5fc3\u8df3\/\u8109\u640f\u5f15\u8d77\u7684\u8679\u819c\u5fae\u4f4d\u79fb\u2014\u2014\u5fc3\u810f\u8df3\u52a8\u5f15\u8d77\u773c\u90e8\u5fae\u8840\u7ba1\u5145\u8840\u53d8\u5316&#xff0c;\u5bfc\u81f4\u8679\u819c\u6709\u5fae\u5c0f\u7684\u5468\u671f\u6027\u4f4d\u79fb&#xff08;\u5e45\u5ea6\u4e9a\u50cf\u7d20&#xff0c;\u9891\u7387\u4e0e\u5fc3\u7387\u4e00\u81f4\u7ea61Hz&#xff09;&#xff0c;\u53ef\u901a\u8fc7\u9ad8\u5e27\u7387\u56fe\u50cf\u7684\u76f8\u4f4d\u76f8\u5173\u5206\u6790\u68c0\u6d4b&#xff08;\u7c7b\u4f3crPPG&#xff09;&#xff1b;\u00b7\u5de6\u53f3\u773c\u77b3\u5b54\u53cd\u5c04\u540c\u6b65\u6027\u2014\u2014\u6d3b\u4f53\u5de6\u53f3\u773c\u7684\u77b3\u5b54\u5bf9\u5149\u53cd\u5c04\u662f\u540c\u6b65\u7684&#xff08;\u795e\u7ecf\u7cfb\u7edf\u63a7\u5236&#xff09;&#xff0c;\u5047\u773c\u6216\u5355\u773c\u4f2a\u9020\u7684\u540c\u6b65\u6027\u5f02\u5e38\u3002\u751f\u7406\u4fe1\u53f7\u6cd5\u7684\u4f18\u70b9\u662f\u53ef\u9760\u6027\u9ad8&#xff08;\u5047\u773c\u5b8c\u5168\u65e0\u6cd5\u4f2a\u9020\u751f\u7406\u6d3b\u52a8&#xff09;&#xff0c;\u7f3a\u70b9\u662f\u9700\u8981\u591a\u5e27\u91c7\u96c6\u548c\u7279\u6b8a\u786c\u4ef6&#xff0c;\u91c7\u96c6\u65f6\u95f4\u7a0d\u957f\u3002<\/p>\n<p 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style=\"margin-left:0cm;margin-right:0cm\">9.3\u00a0\u6a21\u677f\u4fdd\u62a4\u4e0e\u9690\u79c1\u5b89\u5168<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8679\u819c\u662f\u4e0d\u53ef\u64a4\u9500\u7684\u751f\u7269\u7279\u5f81\u2014\u2014\u4e00\u4e2a\u4eba\u7684\u8679\u819c\u7ec8\u8eab\u4e0d\u53d8&#xff0c;\u4e00\u65e6\u8679\u819c\u6a21\u677f\u6cc4\u9732&#xff0c;\u65e0\u6cd5\u50cf\u5bc6\u7801\u4e00\u6837\u66f4\u6362&#xff0c;\u56e0\u6b64\u8679\u819c\u6a21\u677f\u7684\u9690\u79c1\u4fdd\u62a4\u81f3\u5173\u91cd\u8981\u3002\u6a21\u677f\u4fdd\u62a4\u6280\u672f\u5305\u62ec&#xff1a;\u2460\u52a0\u5bc6\u5b58\u50a8\u4e0e\u4f20\u8f93\u2014\u2014\u8679\u819c\u6a21\u677f&#xff08;\u7f16\u7801&#043;\u63a9\u7801&#043;\u5143\u6570\u636e&#xff09;\u5728\u5b58\u50a8\u65f6\u7528AES-256\u7b49\u5bf9\u79f0\u52a0\u5bc6&#xff0c;\u4f20\u8f93\u65f6\u7528TLS\/SSL\u52a0\u5bc6&#xff0c;\u5bc6\u94a5\u7531\u786c\u4ef6\u5b89\u5168\u6a21\u5757&#xff08;HSM&#xff09;\u6216\u53ef\u4fe1\u6267\u884c\u73af\u5883&#xff08;TEE&#xff09;\u7ba1\u7406&#xff0c;\u5373\u4f7f\u6570\u636e\u5e93\u6cc4\u9732&#xff0c;\u6ca1\u6709\u5bc6\u94a5\u4e5f\u65e0\u6cd5\u89e3\u5bc6\u6a21\u677f&#xff1b;\u2461\u4e0d\u53ef\u9006\u53d8\u6362&#xff08;Cancellable Biometrics \/\u00a0\u53ef\u64a4\u9500\u751f\u7269\u7279\u5f81&#xff09;\u2014\u2014\u7528\u7528\u6237\u7279\u5b9a\u7684\u5bc6\u94a5\u6216\u76d0\u503c\u5bf9\u8679\u819c\u7f16\u7801\u8fdb\u884c\u4e0d\u53ef\u9006\u53d8\u6362&#xff08;\u5982\u968f\u673a\u6295\u5f71\u3001\u7f6e\u6362\u3001\u52a0\u76d0\u54c8\u5e0c\u3001BioHashing&#xff09;&#xff0c;\u5b58\u50a8\u53d8\u6362\u540e\u7684\u6a21\u677f\u800c\u4e0d\u662f\u539f\u59cb\u7f16\u7801\u3002\u53d8\u6362\u662f\u5355\u5411\u7684&#xff08;\u65e0\u6cd5\u4ece\u53d8\u6362\u540e\u7684\u6a21\u677f\u6062\u590d\u539f\u59cb\u8679\u819c\u7279\u5f81&#xff09;&#xff0c;\u4e14\u7528\u6237\u53ef\u4ee5\u66f4\u6362\u5bc6\u94a5\u91cd\u65b0\u751f\u6210\u6a21\u677f&#xff08;&#034;\u53ef\u64a4\u9500&#034;&#xff09;&#xff0c;\u5373\u4f7f\u53d8\u6362\u540e\u7684\u6a21\u677f\u6cc4\u9732&#xff0c;\u653b\u51fb\u8005\u4e5f\u65e0\u6cd5\u6062\u590d\u539f\u59cb\u8679\u819c\u7279\u5f81&#xff0c;\u4e5f\u65e0\u6cd5\u5728\u5176\u4ed6\u7cfb\u7edf\u4e2d\u4f7f\u7528&#xff08;\u4e0d\u540c\u7cfb\u7edf\u7528\u4e0d\u540c\u5bc6\u94a5&#xff09;\u3002\u5e38\u7528\u65b9\u6cd5&#xff1a;\u00b7BioHashing\u2014\u2014\u5c06\u7528\u6237\u5bc6\u94a5&#xff08;\u968f\u673a\u6570&#xff09;\u4e0e\u8679\u819c\u7279\u5f81\u6df7\u5408&#xff0c;\u751f\u6210\u4f2a\u968f\u673a\u7279\u5f81&#xff0c;\u540c\u4e00\u7528\u6237\u7684\u4e0d\u540c\u91c7\u96c6\u6620\u5c04\u5230\u76f8\u8fd1\u7684\u54c8\u5e0c\u503c&#xff0c;\u4e0d\u540c\u7528\u6237\u6620\u5c04\u5230\u968f\u673a\u503c&#xff1b;\u00b7\u968f\u673a\u591a\u7a7a\u95f4\u91cf\u5316&#xff08;RMSQ&#xff09;\u2014\u2014\u7528\u968f\u673a\u6295\u5f71\u77e9\u9635\u5c06\u8679\u819c\u7279\u5f81\u6295\u5f71\u5230\u4f4e\u7ef4\u7a7a\u95f4\u518d\u91cf\u5316&#xff0c;\u6295\u5f71\u77e9\u9635\u662f\u7528\u6237\u7279\u5b9a\u7684&#xff1b;\u00b7\u7f6e\u6362\u6df7\u6dc6\u2014\u2014\u7528\u7528\u6237\u7279\u5b9a\u7684\u7f6e\u6362\u77e9\u9635\u6253\u4e71\u8679\u819c\u7f16\u7801\u7684\u4f4d\u987a\u5e8f&#xff0c;\u7f6e\u6362\u77e9\u9635\u662f\u5bc6\u94a5\u3002\u4e0d\u53ef\u9006\u53d8\u6362\u7684\u6311\u6218\u662f\u53d8\u6362\u540e\u5339\u914d\u7cbe\u5ea6\u53ef\u80fd\u4e0b\u964d&#xff08;\u53d8\u6362\u5f15\u5165\u566a\u58f0&#xff09;&#xff0c;\u9700\u8981\u5728\u5b89\u5168\u6027\u548c\u7cbe\u5ea6\u95f4\u6743\u8861\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u2462\u540c\u6001\u52a0\u5bc6&#xff08;Homomorphic Encryption, HE&#xff09;\u2014\u2014\u5728\u52a0\u5bc6\u57df\u76f4\u63a5\u8ba1\u7b97\u6c49\u660e\u8ddd\u79bb&#xff0c;\u4e0d\u9700\u8981\u89e3\u5bc6\u6a21\u677f\u3002\u5ba2\u6237\u7aef\u5c06\u5f85\u8bc6\u522b\u8679\u819c\u7f16\u7801\u52a0\u5bc6\u540e\u53d1\u9001\u5230\u670d\u52a1\u5668&#xff0c;\u670d\u52a1\u5668\u5728\u52a0\u5bc6\u57df\u4e0e\u52a0\u5bc6\u7684\u5e93\u6a21\u677f\u8ba1\u7b97\u6c49\u660e\u8ddd\u79bb&#xff0c;\u8fd4\u56de\u52a0\u5bc6\u7684\u5339\u914d\u7ed3\u679c&#xff0c;\u5ba2\u6237\u7aef\u89e3\u5bc6\u5f97\u5230\u7ed3\u679c\u3002\u6574\u4e2a\u8fc7\u7a0b\u670d\u52a1\u5668\u65e0\u6cd5\u770b\u5230\u4efb\u4f55\u660e\u6587\u8679\u819c\u7279\u5f81&#xff0c;\u5b9e\u73b0\u4e86&#034;\u6570\u636e\u53ef\u7528\u4e0d\u53ef\u89c1&#034;\u3002\u6700\u65b0\u7814\u7a76&#xff08;\u59822026\u5e74arXiv\u8bba\u6587&#034;Private Iris Recognition with High-Performance FHE&#034;&#xff09;\u7528\u9ad8\u6027\u80fd\u5168\u540c\u6001\u52a0\u5bc6&#xff08;FHE&#xff09;\u5b9e\u73b0\u4e86\u6beb\u79d2\u7ea7\u52a0\u5bc6\u8679\u819c\u5339\u914d&#xff0c;\u4f7f\u5f97\u4e91\u7aef\u9690\u79c1\u4fdd\u62a4\u8679\u819c\u8bc6\u522b\u6210\u4e3a\u53ef\u80fd\u3002\u540c\u6001\u52a0\u5bc6\u7684\u6311\u6218\u662f\u8ba1\u7b97\u5f00\u9500\u5927&#xff08;\u6bd4\u660e\u6587\u5339\u914d\u6162\u51e0\u4e2a\u6570\u91cf\u7ea7&#xff09;&#xff0c;\u9700\u8981\u7b97\u6cd5\u4f18\u5316\u548c\u786c\u4ef6\u52a0\u901f&#xff1b;\u2463\u8054\u90a6\u5b66\u4e60\u4e0e\u5b89\u5168\u591a\u65b9\u8ba1\u7b97\u2014\u2014\u6a21\u677f\u4e0d\u79bb\u5f00\u672c\u5730\u8bbe\u5907&#xff08;\u5982\u624b\u673a\u3001\u95e8\u7981\u7ec8\u7aef&#xff09;&#xff0c;\u5728\u52a0\u5bc6\u57df\u6216\u8054\u90a6\u5b66\u4e60\u6846\u67b6\u4e0b\u5b8c\u6210\u5339\u914d&#xff0c;\u591a\u65b9\u534f\u540c\u8ba1\u7b97\u4f46\u4e0d\u66b4\u9732\u5404\u81ea\u6570\u636e&#xff0c;\u9002\u5408\u8de8\u673a\u6784\u3001\u8de8\u7cfb\u7edf\u7684\u8679\u819c\u8bc6\u522b\u573a\u666f&#xff1b;\u2464\u5dee\u5206\u9690\u79c1\u2014\u2014\u5728\u6a21\u677f\u6216\u5339\u914d\u7ed3\u679c\u4e2d\u52a0\u5165\u53ef\u63a7\u566a\u58f0&#xff0c;\u4f7f\u5f97\u5355\u4e2a\u7528\u6237\u7684\u8679\u819c\u7279\u5f81\u65e0\u6cd5\u88ab\u63a8\u65ad&#xff0c;\u540c\u65f6\u4fdd\u6301\u6574\u4f53\u8bc6\u522b\u7cbe\u5ea6&#xff0c;\u9002\u5408\u5927\u89c4\u6a21\u6570\u636e\u5206\u6790\u573a\u666f&#xff1b;\u2465\u5408\u89c4\u4e0e\u76d1\u7ba1\u2014\u2014\u8679\u819c\u8bc6\u522b\u5c5e\u4e8e\u654f\u611f\u4e2a\u4eba\u4fe1\u606f&#xff0c;\u53d7\u300a\u4e2a\u4eba\u4fe1\u606f\u4fdd\u62a4\u6cd5\u300b\u300a\u6570\u636e\u5b89\u5168\u6cd5\u300b\u300a\u7f51\u7edc\u5b89\u5168\u6cd5\u300b\u7b49\u6cd5\u5f8b\u6cd5\u89c4\u7ea6\u675f&#xff0c;\u9700\u8981\u9075\u5faa&#034;\u77e5\u60c5\u540c\u610f\u3001\u6700\u5c0f\u5fc5\u8981\u3001\u76ee\u7684\u9650\u5236\u3001\u5b89\u5168\u4fdd\u969c&#034;\u539f\u5219&#xff0c;\u660e\u786e\u544a\u77e5\u7528\u6237\u91c7\u96c6\u76ee\u7684\u3001\u5b58\u50a8\u671f\u9650\u3001\u4f7f\u7528\u8303\u56f4&#xff0c;\u63d0\u4f9b\u5220\u9664\u548c\u64a4\u56de\u540c\u610f\u7684\u6e20\u9053\u3002\u9ad8\u5b89\u5168\u573a\u666f&#xff08;\u91d1\u878d\u3001\u653f\u52a1&#xff09;\u8fd8\u9700\u8981\u901a\u8fc7\u7b49\u4fdd\u4e09\u7ea7\u3001\u5bc6\u7801\u5e94\u7528\u5b89\u5168\u6027\u8bc4\u4f30&#xff08;\u5bc6\u8bc4&#xff09;\u7b49\u5b89\u5168\u8ba4\u8bc1\u3002\u751f\u4ea7\u7cfb\u7edf\u81f3\u5c11\u5e94\u91c7\u7528\u52a0\u5bc6\u5b58\u50a8\u548c\u4f20\u8f93&#xff0c;\u9ad8\u5b89\u5168\u573a\u666f\u5e94\u91c7\u7528\u4e0d\u53ef\u9006\u53d8\u6362\u6216\u540c\u6001\u52a0\u5bc6&#xff0c;\u786e\u4fdd\u8679\u819c\u6a21\u677f\u7684\u9690\u79c1\u5b89\u5168\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u5341\u3001\u6570\u636e\u96c6\u4e0e\u5f00\u6e90\u5de5\u5177<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">10.1\u00a0\u4e3b\u6d41\u8679\u819c\u6570\u636e\u96c6<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8679\u819c\u8bc6\u522b\u7b97\u6cd5\u7684\u8bad\u7ec3\u548c\u8bc4\u4f30\u9700\u8981\u9ad8\u8d28\u91cf\u3001\u591a\u6837\u5316\u7684\u516c\u5f00\u6570\u636e\u96c6\u3002\u4ee5\u4e0b\u662f\u4e3b\u6d41\u8679\u819c\u6570\u636e\u96c6\u7684\u5bf9\u6bd4&#xff1a;<\/p>\n<table border=\"1\" cellspacing=\"0\">\n<tbody>\n<tr>\n<td style=\"border-color:#dee0e3;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u6570\u636e\u96c6<\/p>\n<\/td>\n<td style=\"border-color:#dee0e3 #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u53d1\u5e03\u673a\u6784<\/p>\n<\/td>\n<td style=\"border-color:#dee0e3 #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u89c4\u6a21&#xff08;\u4eba\u6570\/\u56fe\u50cf\u6570&#xff09;<\/p>\n<\/td>\n<td style=\"border-color:#dee0e3 #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u91c7\u96c6\u6761\u4ef6\u4e0e\u7279\u70b9<\/p>\n<\/td>\n<td style=\"border-color:#dee0e3 #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u4e3b\u8981\u7528\u9014<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">CASIA-IrisV1<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u4e2d\u79d1\u9662\u81ea\u52a8\u5316\u6240&#xff08;CASIA&#xff09;<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">108\u4eba\u00a0\/ 756\u5f20<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8fd1\u7ea2\u5916&#xff08;850nm LED\u73af\u5f62\u7167\u660e&#xff09;&#xff0c;320\u00d7280\u5206\u8fa8\u7387&#xff0c;\u8fd1\u8ddd\u79bb\u91c7\u96c6&#xff0c;\u6bcf\u53ea\u773c7\u5f20\u56fe\u50cf&#xff08;2\u6b21\u91c7\u96c6\u95f4\u9694&#xff09;&#xff0c;\u662f\u6700\u65e9\u516c\u5f00\u7684\u8679\u819c\u6570\u636e\u96c6\u4e4b\u4e00<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u7b97\u6cd5\u9a8c\u8bc1\u3001\u6559\u5b66\u5b9e\u9a8c\u3001\u5165\u95e8\u7814\u7a76<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">CASIA-IrisV3 \/ V4<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u4e2d\u79d1\u9662\u81ea\u52a8\u5316\u6240<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">V3:\u00a0\u6570\u767e\u4eba\u00a0\/\u00a0\u6570\u5343\u5f20&#xff1b;V4:\u00a0\u6570\u5343\u4eba\u00a0\/\u00a0\u6570\u4e07\u5f20<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8fd1\u7ea2\u5916&#xff0c;\u5305\u542b\u591a\u4e2a\u5b50\u96c6&#xff08;Interval\/Lamp\/Twins\/Distance\/Syn\u7b49&#xff09;&#xff0c;V4-Distance\u662f\u8fdc\u8ddd\u79bb\u91c7\u96c6&#xff08;3\u7c73\u5916&#xff09;&#xff0c;V4-Syn\u662f\u5408\u6210\u8679\u819c\u56fe\u50cf&#xff0c;\u6db5\u76d6\u4e0d\u540c\u5149\u7167\u3001\u8ddd\u79bb\u3001\u59ff\u6001<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u7b97\u6cd5\u7814\u7a76\u3001\u8de8\u6761\u4ef6\u8bc4\u4f30\u3001\u8fdc\u8ddd\u79bb\u8bc6\u522b<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">CASIA-Iris-Thousand (V4 Thousand)<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u4e2d\u79d1\u9662\u81ea\u52a8\u5316\u6240<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">1000\u4eba\u00a0\/ 20000\u5f20<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8fd1\u7ea2\u5916&#xff0c;IrisKing IKEMB-100\u53cc\u76ee\u76f8\u673a\u91c7\u96c6&#xff0c;\u6bcf\u53ea\u773c10\u5f20\u56fe\u50cf&#xff0c;\u5927\u89c4\u6a21\u591a\u6837\u5316&#xff08;\u4e0d\u540c\u5e74\u9f84\u3001\u6027\u522b\u3001\u79cd\u65cf&#xff09;&#xff0c;\u662f\u76ee\u524d\u6700\u5927\u7684\u516c\u5f00\u8fd1\u7ea2\u5916\u8679\u819c\u6570\u636e\u96c6\u4e4b\u4e00<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u6df1\u5ea6\u5b66\u4e60\u8bad\u7ec3\u3001\u5927\u89c4\u6a21\u8bc4\u4f30\u30011:N\u68c0\u7d22<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">IITD Iris Database V1<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u5370\u5ea6\u7406\u5de5\u5b66\u9662\u5fb7\u91cc\u5206\u6821&#xff08;IIT Delhi&#xff09;<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">224\u4eba\u00a0\/ 1120\u5f20<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8fd1\u7ea2\u5916&#xff0c;320\u00d7240\u5206\u8fa8\u7387&#xff0c;\u6bcf\u53ea\u773c5\u5f20\u56fe\u50cf&#xff0c;\u5305\u542b\u4e0d\u540c\u5149\u7167\u548c\u59ff\u6001&#xff0c;\u5370\u5ea6\u4eba\u7fa4\u4e3a\u4e3b&#xff0c;\u516c\u5f00\u514d\u8d39\u83b7\u53d6<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u7b97\u6cd5\u7814\u7a76\u3001\u8de8\u6570\u636e\u96c6\u8bc4\u4f30<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">UBIRIS.v1 \/ v2<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8461\u8404\u7259\u8d1d\u62c9\u5730\u533a\u5927\u5b66&#xff08;UBI&#xff09;<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">v1: 241\u4eba\u00a0\/ 1877\u5f20&#xff1b;v2: 167\u4eba\u00a0\/ 11258\u5f20<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u53ef\u89c1\u5149&#xff08;\u4e0d\u662f\u8fd1\u7ea2\u5916&#xff01;&#xff09;&#xff0c;\u5728\u771f\u5b9e\u73af\u5883\u4e2d\u91c7\u96c6&#xff08;\u79fb\u52a8\u4e2d\u3001\u4e0d\u540c\u5149\u7167\u3001\u4e0d\u540c\u8ddd\u79bb&#xff09;&#xff0c;v2\u5305\u542b\u5927\u91cf\u566a\u58f0\u3001\u8fd0\u52a8\u6a21\u7cca\u3001\u906e\u6321\u3001\u53cd\u5149&#xff0c;\u662f\u6700\u5177\u6311\u6218\u6027\u7684\u53ef\u89c1\u5149\u8679\u819c\u6570\u636e\u96c6\u4e4b\u4e00<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u53ef\u89c1\u5149\u8679\u819c\u8bc6\u522b\u3001\u9c81\u68d2\u6027\u7814\u7a76\u3001\u566a\u58f0\u5904\u7406<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">MMU1 \/ MMU2<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u9a6c\u6765\u897f\u4e9a\u591a\u5a92\u4f53\u5927\u5b66&#xff08;MMU&#xff09;<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">MMU1: 100\u4eba\u00a0\/ 450\u5f20&#xff1b;MMU2: 100\u4eba\u00a0\/ 995\u5f20<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8fd1\u7ea2\u5916&#xff0c;320\u00d7240\u5206\u8fa8\u7387&#xff0c;\u6bcf\u53ea\u773c5\u5f20&#xff08;MMU1&#xff09;\u621610\u5f20&#xff08;MMU2&#xff09;&#xff0c;\u5305\u542b\u4e0d\u540c\u5149\u7167\u548c\u7741\u773c\u7a0b\u5ea6&#xff0c;\u4e9a\u6d32\u4eba\u7fa4\u4e3a\u4e3b<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u7b97\u6cd5\u9a8c\u8bc1\u3001\u6559\u5b66\u5b9e\u9a8c<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">ND-IRIS-0405<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u7f8e\u56fd\u5723\u6bcd\u5927\u5b66&#xff08;Notre Dame&#xff09;<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">356\u4eba\u00a0\/ 64980\u5f20<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8fd1\u7ea2\u5916&#xff0c;\u9ad8\u5206\u8fa8\u7387&#xff08;640\u00d7480&#xff09;&#xff0c;\u591a\u6b21\u91c7\u96c6&#xff08;\u95f4\u9694\u6570\u5468&#xff09;&#xff0c;\u5305\u542b\u4e0d\u540c\u8868\u60c5\u3001\u773c\u955c\u3001\u5149\u7167&#xff0c;\u662f\u65f6\u95f4\u7a33\u5b9a\u6027\u8bc4\u4f30\u7684\u91cd\u8981\u6570\u636e\u96c6<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u65f6\u95f4\u7a33\u5b9a\u6027\u8bc4\u4f30\u3001\u8de8\u65f6\u6bb5\u8bc6\u522b<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">ICE 2005 \/ 2006<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u7f8e\u56fd\u56fd\u5bb6\u6807\u51c6\u4e0e\u6280\u672f\u7814\u7a76\u9662&#xff08;NIST&#xff09;<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">ICE2005: 152\u4eba\u00a0\/ 2953\u5f20&#xff1b;ICE2006:\u00a0\u6570\u767e\u4eba\u00a0\/\u00a0\u6570\u4e07\u5f20<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8fd1\u7ea2\u5916&#xff0c;Iris Challenge Evaluation\u7ade\u8d5b\u6570\u636e\u96c6&#xff0c;\u9ad8\u5206\u8fa8\u7387&#xff0c;\u5305\u542b\u4e0d\u540c\u8d28\u91cf\u548c\u906e\u6321&#xff0c;\u7528\u4e8e\u7b2c\u4e09\u65b9\u7b97\u6cd5\u8bc4\u6d4b&#xff0c;\u6709\u6807\u51c6\u8bc4\u6d4b\u534f\u8bae<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u7b97\u6cd5\u7ade\u8d5b\u3001\u7b2c\u4e09\u65b9\u8bc4\u6d4b\u3001\u6807\u51c6\u57fa\u51c6<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">MICHE I \/ II<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u610f\u5927\u5229\u591a\u6240\u5927\u5b66\u8054\u5408<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">MICHE-I: 60\u4eba\u00a0\/ 1600\u5f20&#xff1b;MICHE-II: 110\u4eba\u00a0\/\u00a0\u6570\u5343\u5f20<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u53ef\u89c1\u5149&#xff0c;\u7528\u624b\u673a&#xff08;iPhone\/Samsung&#xff09;\u548c\u5e73\u677f\u7535\u8111\u7684\u524d\u7f6e\u6444\u50cf\u5934\u91c7\u96c6&#xff0c;\u4e0d\u540c\u5149\u7167&#xff08;\u5ba4\u5185\/\u5ba4\u5916&#xff09;\u3001\u4e0d\u540c\u8ddd\u79bb\u3001\u4e0d\u540c\u59ff\u6001&#xff0c;\u6a21\u62df\u771f\u5b9e\u79fb\u52a8\u8bbe\u5907\u8679\u819c\u8bc6\u522b\u573a\u666f<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u79fb\u52a8\u8bbe\u5907\u8679\u819c\u8bc6\u522b\u3001\u53ef\u89c1\u5149\u3001\u624b\u673a\u7aef\u90e8\u7f72<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">BioSec \/ Warsaw<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u6ce2\u5170\u534e\u6c99\u5de5\u4e1a\u5927\u5b66<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u6570\u767e\u4eba\u00a0\/\u00a0\u6570\u5343\u5f20<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8fd1\u7ea2\u5916&#xff0c;\u591a\u6b21\u91c7\u96c6&#xff08;\u95f4\u9694\u6570\u6708&#xff09;&#xff0c;\u5305\u542b\u4e0d\u540c\u4f20\u611f\u5668&#xff0c;\u7528\u4e8e\u8de8\u8bbe\u5907\u548c\u65f6\u95f4\u7a33\u5b9a\u6027\u8bc4\u4f30<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8de8\u8bbe\u5907\u8bc4\u4f30\u3001\u957f\u671f\u7a33\u5b9a\u6027<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">CelebA-Spoof \/\u00a0\u6d3b\u4f53\u68c0\u6d4b\u6570\u636e\u96c6<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u591a\u673a\u6784\u8054\u5408<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u6570\u5343\u4eba\u00a0\/\u00a0\u6570\u5341\u4e07\u5f20<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u5305\u542b\u771f\u5b9e\u8679\u819c\u548c\u591a\u79cd\u653b\u51fb\u7c7b\u578b&#xff08;\u6253\u5370\/\u5c4f\u5e55\/\u5047\u773c\/\u7f8e\u77b3\/AI\u751f\u6210&#xff09;&#xff0c;\u7528\u4e8e\u6d3b\u4f53\u68c0\u6d4b&#xff08;PAD&#xff09;\u7b97\u6cd5\u8bad\u7ec3\u548c\u8bc4\u4f30<\/p>\n<\/td>\n<td style=\"border-color:currentcolor #dee0e3 #dee0e3 currentcolor;vertical-align:top\">\n<p style=\"margin-left:0cm;margin-right:0cm\">\u6d3b\u4f53\u68c0\u6d4b\u3001\u53cd\u4f2a\u9020\u3001\u5bf9\u6297\u653b\u51fb<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u6570\u636e\u96c6\u4f7f\u7528\u6ce8\u610f\u4e8b\u9879&#xff1a;\u2460\u8fd1\u7ea2\u5916vs\u53ef\u89c1\u5149\u2014\u2014\u7edd\u5927\u591a\u6570\u6570\u636e\u96c6\u662f\u8fd1\u7ea2\u5916\u7684&#xff08;CASIA\/IITD\/MMU\/ND\/ICE&#xff09;&#xff0c;\u53ef\u89c1\u5149\u6570\u636e\u96c6\u5c11&#xff08;UBIRIS\/MICHE&#xff09;\u4e14\u8d28\u91cf\u5dee\u3001\u566a\u58f0\u5927&#xff0c;\u7814\u7a76\u53ef\u89c1\u5149\u8679\u819c\u8bc6\u522b\u9700\u8981\u4e13\u95e8\u7684\u6570\u636e\u96c6\u6216\u57df\u9002\u5e94&#xff1b;\u2461\u6807\u6ce8\u2014\u2014\u5927\u591a\u6570\u516c\u5f00\u6570\u636e\u96c6\u53ea\u6709\u56fe\u50cf&#xff0c;\u6ca1\u6709\u50cf\u7d20\u7ea7\u5206\u5272\u6807\u6ce8\u548c\u8fb9\u754c\u53c2\u6570\u6807\u6ce8&#xff0c;\u9700\u8981\u81ea\u884c\u6807\u6ce8&#xff08;\u7528\u4f20\u7edf\u65b9\u6cd5\u81ea\u52a8\u751f\u6210&#043;\u4eba\u5de5\u4fee\u6b63&#xff09;&#xff0c;\u6df1\u5ea6\u5b66\u4e60\u5206\u5272\u7814\u7a76\u9700\u8981\u6807\u6ce8\u6570\u636e\u96c6&#xff1b;\u2462\u8bc4\u6d4b\u534f\u8bae\u2014\u2014ICE\u3001ND\u7b49\u6570\u636e\u96c6\u6709\u6807\u51c6\u8bc4\u6d4b\u534f\u8bae&#xff08;\u8bad\u7ec3\/\u6d4b\u8bd5\u5212\u5206\u3001\u5339\u914d\u5bf9\/\u975e\u5339\u914d\u5bf9\u5b9a\u4e49&#xff09;&#xff0c;\u4f7f\u7528\u65f6\u5e94\u9075\u5faa\u6807\u51c6\u534f\u8bae\u4ee5\u4fbf\u4e0e\u6587\u732e\u7ed3\u679c\u5bf9\u6bd4&#xff1b;\u2463\u591a\u6837\u6027\u2014\u2014\u5355\u4e00\u6570\u636e\u96c6\u7684\u4eba\u7fa4\u3001\u8bbe\u5907\u3001\u6761\u4ef6\u6709\u9650&#xff0c;\u8de8\u6570\u636e\u96c6\u8bc4\u4f30&#xff08;\u5728A\u4e0a\u8bad\u7ec3\u3001\u5728B\u4e0a\u6d4b\u8bd5&#xff09;\u624d\u80fd\u9a8c\u8bc1\u7b97\u6cd5\u7684\u6cdb\u5316\u80fd\u529b&#xff1b;\u2464\u4f26\u7406\u4e0e\u5408\u89c4\u2014\u2014\u4f7f\u7528\u516c\u5f00\u6570\u636e\u96c6\u5e94\u9075\u5faa\u6570\u636e\u96c6\u7684\u4f7f\u7528\u534f\u8bae&#xff08;\u5b66\u672f\u7814\u7a76\u514d\u8d39\u3001\u5546\u7528\u9700\u6388\u6743&#xff09;&#xff0c;\u6ce8\u610f\u4e2a\u4eba\u4fe1\u606f\u4fdd\u62a4\u3002<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">10.2\u00a0\u5f00\u6e90\u5b9e\u73b0\u4e0e\u5de5\u5177<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8679\u819c\u8bc6\u522b\u7684\u5f00\u6e90\u5b9e\u73b0\u548c\u5de5\u5177&#xff1a;\u2460OSIRIS&#xff08;Open Source 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Iris Recognition Library&#xff09;\u2014\u2014\u7f8e\u56fd\u5723\u6bcd\u5927\u5b66\u5f00\u53d1\u7684\u591a\u6a21\u6001\u8679\u819c\u8bc6\u522b\u5e93&#xff0c;\u652f\u6301\u591a\u79cd\u7279\u5f81\u63d0\u53d6\u548c\u5339\u914d\u65b9\u6cd5&#xff0c;\u5305\u542b\u8bc4\u6d4b\u5de5\u5177&#xff1b;\u2463UBIRIS\u5f00\u6e90\u6846\u67b6\u2014\u2014\u8461\u8404\u7259\u8d1d\u62c9\u5730\u533a\u5927\u5b66\u5f00\u53d1\u7684\u53ef\u89c1\u5149\u8679\u819c\u8bc6\u522b\u5f00\u6e90\u6846\u67b6&#xff0c;\u9488\u5bf9\u566a\u58f0\u548c\u906e\u6321\u4f18\u5316&#xff1b;\u2464\u6df1\u5ea6\u5b66\u4e60\u5206\u5272\u6a21\u578b\u2014\u2014U-Net\/U-Net&#043;&#043;\/FCN\u7b49\u8679\u819c\u5206\u5272\u6a21\u578b\u7684\u5f00\u6e90\u5b9e\u73b0&#xff08;GitHub\u4e0a\u6709\u591a\u4e2a\u9879\u76ee&#xff0c;\u5982iris-segmentation\u3001unet-iris&#xff09;&#xff0c;\u5728CASIA\/IITD\/UBIRIS\u4e0a\u9884\u8bad\u7ec3&#xff0c;\u53ef\u76f4\u63a5\u7528\u4e8e\u5206\u5272\u6216\u5fae\u8c03&#xff1b;\u2465\u6df1\u5ea6\u5b66\u4e60\u7279\u5f81\u63d0\u53d6\u2014\u2014\u57fa\u4e8ePyTorch\/TensorFlow\u7684\u8679\u819c\u8bc6\u522b\u6df1\u5ea6\u5b66\u4e60\u6a21\u578b&#xff08;\u5982ArcFace-Iris\u3001IrisNet&#xff09;&#xff0c;\u5305\u542b\u8bad\u7ec3\u4ee3\u7801\u548c\u9884\u8bad\u7ec3\u6a21\u578b&#xff0c;\u652f\u6301\u5ea6\u91cf\u5b66\u4e60\u548c\u6df1\u5ea6\u54c8\u5e0c&#xff1b;\u2466\u6d3b\u4f53\u68c0\u6d4b\u5f00\u6e90\u2014\u2014\u8679\u819cPAD&#xff08;Presentation Attack 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style=\"margin-left:0cm;margin-right:0cm\">10.3\u00a0\u6027\u80fd\u57fa\u51c6\u4e0e\u7ade\u8d5b<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">\u8679\u819c\u8bc6\u522b\u7684\u6027\u80fd\u57fa\u51c6\u4e0e\u7ade\u8d5b&#xff1a;\u2460ICE&#xff08;Iris Challenge Evaluation&#xff09;\u2014\u2014\u7f8e\u56fdNIST\u4e3b\u529e\u7684\u8679\u819c\u8bc6\u522b\u7b97\u6cd5\u7ade\u8d5b&#xff0c;2005\u5e74\u548c2006\u5e74\u4e3e\u529e&#xff0c;\u63d0\u4f9b\u6807\u51c6\u6570\u636e\u96c6\u548c\u8bc4\u6d4b\u534f\u8bae&#xff0c;\u8bc4\u4f30\u7b97\u6cd5\u7684\u8bc6\u522b\u7cbe\u5ea6&#xff08;FAR\/FRR\/EER&#xff09;\u548c\u901f\u5ea6&#xff0c;\u662f\u8679\u819c\u8bc6\u522b\u9886\u57df\u6700\u6743\u5a01\u7684\u7b2c\u4e09\u65b9\u8bc4\u6d4b\u4e4b\u4e00&#xff0c;\u53c2\u8d5b\u7b97\u6cd5\u5305\u62ec\u5b66\u672f\u754c\u548c\u5de5\u4e1a\u754c\u7684\u4e3b\u6d41\u7cfb\u7edf&#xff1b;\u2461IREX&#xff08;Iris Recognition 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style=\"margin-left:0cm;margin-right:0cm\">\u5341\u4e00\u3001\u5de5\u7a0b\u843d\u5730\u4e0e\u4f18\u5316<\/p>\n<p style=\"margin-left:0cm;margin-right:0cm\">11.1\u00a0\u7aef\u4fa7\u90e8\u7f72\u4e0e\u6a21\u578b\u8f7b\u91cf\u5316<\/p>\n<p 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