{"id":55095,"date":"2025-08-13T16:19:52","date_gmt":"2025-08-13T08:19:52","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/55095.html"},"modified":"2025-08-13T16:19:52","modified_gmt":"2025-08-13T08:19:52","slug":"yolov8%e5%92%8cyolov11%e5%85%a5%e9%97%a8","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/55095.html","title":{"rendered":"yolov8\u548cyolov11\u5165\u95e8"},"content":{"rendered":"<h2>yolov8\u548cyolov11\u5165\u95e8<\/h2>\n<h2>YOLOv8 \u548c YOLOv11 \u5165\u95e8<\/h2>\n<p>YOLO (You Only Look Once)  \u7cfb\u5217\u662f\u5b9e\u65f6\u76ee\u6807\u68c0\u6d4b\u9886\u57df\u6700\u8457\u540d\u548c\u5e7f\u6cdb\u4f7f\u7528\u7684\u6a21\u578b\u4e4b\u4e00\u3002\u7531 Ultralytics \u5f00\u53d1\u7684 YOLOv8 \u53ca\u5176\u540e\u7eed\u7248\u672c YOLOv11&#xff0c;\u5728\u4fdd\u6301\u6781\u5feb\u68c0\u6d4b\u901f\u5ea6\u7684\u540c\u65f6&#xff0c;\u63d0\u4f9b\u4e86\u9876\u5c16\u7684\u51c6\u786e\u6027\u3002\u8fd9\u4e24\u79cd\u6a21\u578b\u4e0d\u4ec5\u9650\u4e8e\u76ee\u6807\u68c0\u6d4b&#xff0c;\u8fd8\u652f\u6301\u5b9e\u4f8b\u5206\u5272\u3001\u56fe\u50cf\u5206\u7c7b\u548c\u59ff\u6001\u4f30\u8ba1\u7b49\u591a\u79cd\u89c6\u89c9\u4efb\u52a1\u3002\u5b83\u4eec\u51ed\u501f\u5f3a\u5927\u7684\u6027\u80fd\u3001\u6613\u7528\u7684API\u548c\u6d3b\u8dc3\u7684\u793e\u533a\u652f\u6301&#xff0c;\u6210\u4e3a\u4e86\u8ba1\u7b97\u673a\u89c6\u89c9\u5f00\u53d1\u8005\u548c\u7814\u7a76\u4eba\u5458\u7684\u9996\u9009\u5de5\u5177\u3002<\/p>\n<h3>YOLOv8<\/h3>\n<p>YOLOv8 \u5728\u5176\u524d\u4ee3\u7684\u57fa\u7840\u4e0a\u8fdb\u884c\u4e86\u591a\u9879\u6539\u8fdb&#xff0c;\u5f62\u6210\u4e86\u4e00\u4e2a\u5168\u9762\u4e14\u53ef\u6269\u5c55\u7684\u6846\u67b6\u3002 \u5b83\u4e0d\u4ec5\u4ec5\u662f\u4e00\u4e2a\u5355\u4e00\u7684\u6a21\u578b&#xff0c;\u800c\u662f\u4e00\u4e2a\u652f\u6301\u591a\u79cd\u89c6\u89c9\u4efb\u52a1\u8bad\u7ec3\u3001\u9a8c\u8bc1\u548c\u90e8\u7f72\u7684\u5e73\u53f0\u3002<\/p>\n<h4>\u6838\u5fc3\u6982\u5ff5<\/h4>\n<p>YOLOv8 \u7684\u67b6\u6784\u8bbe\u8ba1\u517c\u987e\u4e86\u6548\u7387\u548c\u7075\u6d3b\u6027\u3002\u5176\u4e3b\u8981\u7279\u70b9\u5305\u62ec&#xff1a;<\/p>\n<ul>\n<li>\u65b0\u7684\u9aa8\u5e72\u7f51\u7edc (Backbone) &#xff1a;\u91c7\u7528\u4e86\u4f18\u5316\u7684 CSP (Cross-Stage Partial) \u601d\u60f3&#xff0c;\u6709\u6548\u63d0\u53d6\u56fe\u50cf\u7279\u5f81\u3002<\/li>\n<li>\u65e0\u951a\u70b9\u68c0\u6d4b (Anchor-Free) &#xff1a;\u4e0e\u4ee5\u5f80\u7248\u672c\u4e0d\u540c&#xff0c;YOLOv8 \u91c7\u7528\u65e0\u951a\u70b9\u5934&#xff0c;\u76f4\u63a5\u9884\u6d4b\u7269\u4f53\u7684\u4e2d\u5fc3\u70b9&#xff0c;\u51cf\u5c11\u4e86\u9884\u6d4b\u6846\u7684\u6570\u91cf\u548c\u8ba1\u7b97\u91cf&#xff0c;\u7b80\u5316\u4e86\u540e\u5904\u7406\u6d41\u7a0b&#xff0c;\u63d0\u5347\u4e86\u6cdb\u5316\u80fd\u529b\u3002<\/li>\n<li>\u89e3\u8026\u5934 (Decoupled Head) &#xff1a;\u5c06\u5206\u7c7b\u548c\u5b9a\u4f4d\u4efb\u52a1\u5206\u5f00\u5904\u7406&#xff0c;\u8fd9\u6709\u52a9\u4e8e\u63d0\u5347\u6a21\u578b\u7684\u51c6\u786e\u6027\u3002<\/li>\n<li>\u7075\u6d3b\u7684\u6a21\u578b\u5c3a\u5bf8&#xff1a;\u63d0\u4f9b\u4ece Nano (n) \u5230 Extra Large (x) \u7684\u591a\u79cd\u5c3a\u5bf8\u6a21\u578b (yolov8n, yolov8s, yolov8m, yolov8l, yolov8x)&#xff0c;\u4ee5\u9002\u5e94\u4e0d\u540c\u573a\u666f\u4e0b\u5bf9\u901f\u5ea6\u548c\u7cbe\u5ea6\u7684\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h4>\u5b89\u88c5<\/h4>\n<p><span class=\"token comment\"># \u5efa\u8bae\u9996\u5148\u521b\u5efa\u4e00\u4e2a\u865a\u62df\u73af\u5883<\/span><br \/>\npython <span class=\"token parameter variable\">-m<\/span> venv yolov8_env<br \/>\nyolov8_env<span class=\"token punctuation\">\\\\<\/span>Scripts<span class=\"token punctuation\">\\\\<\/span>activate   <span class=\"token comment\">#\u6fc0\u6d3b\u865a\u62df\u73af\u5883<\/span><\/p>\n<p><span class=\"token comment\"># \u4f7f\u7528 pip \u5b89\u88c5 ultralytics \u5305<\/span><br \/>\npip <span class=\"token function\">install<\/span> ultralytics<\/p>\n<p>\u8bf4\u660e&#xff1a;ultralytics\u200b \u5305\u5305\u542b\u4e86 YOLOv8 \u53ca\u5176\u540e\u7eed\u7248\u672c\u7684\u6240\u6709\u529f\u80fd\u3002 \u5b89\u88c5\u8be5\u5305\u4f1a\u81ea\u52a8\u5b89\u88c5 PyTorch \u7b49\u6240\u6709\u5fc5\u9700\u7684\u4f9d\u8d56\u9879\u3002<\/p>\n<hr \/>\n<h4>\u4f7f\u7528\u9884\u8bad\u7ec3\u6a21\u578b\u8fdb\u884c\u63a8\u7406<\/h4>\n<p>\u5b89\u88c5\u5b8c\u6210\u540e&#xff0c;\u4f60\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u547d\u4ee4\u884c\u6216 Python \u4ee3\u7801\u8c03\u7528\u5728 COCO \u6570\u636e\u96c6\u4e0a\u9884\u8bad\u7ec3\u597d\u7684\u6a21\u578b\u8fdb\u884c\u76ee\u6807\u68c0\u6d4b\u3002<\/p>\n<h5>\u547d\u4ee4\u884c (CLI) \u7528\u6cd5<\/h5>\n<p>\u547d\u4ee4\u884c\u754c\u9762\u975e\u5e38\u76f4\u89c2&#xff0c;\u65e0\u9700\u7f16\u5199\u4efb\u4f55\u4ee3\u7801\u5373\u53ef\u5feb\u901f\u6d4b\u8bd5\u6a21\u578b\u3002<\/p>\n<p><span class=\"token comment\"># \u5bf9\u5355\u5f20\u56fe\u7247\u8fdb\u884c\u68c0\u6d4b&#xff0c;&#039;source&#039; \u53ef\u4ee5\u662f\u672c\u5730\u8def\u5f84\u6216 URL<\/span><br \/>\n<span class=\"token comment\"># &#039;save&#061;True&#039; \u4f1a\u5c06\u5e26\u6709\u68c0\u6d4b\u7ed3\u679c\u7684\u56fe\u7247\u4fdd\u5b58\u5230 &#039;runs\/detect\/predict&#039; \u76ee\u5f55\u4e0b<\/span><br \/>\nyolo <span class=\"token assign-left variable\">task<\/span><span class=\"token operator\">&#061;<\/span>detect <span class=\"token assign-left variable\">mode<\/span><span class=\"token operator\">&#061;<\/span>predict <span class=\"token assign-left variable\">model<\/span><span class=\"token operator\">&#061;<\/span>yolov8n.pt <span class=\"token assign-left variable\">conf<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">0.25<\/span> <span class=\"token assign-left variable\">source<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813081944-689c4aa05fcc1.jpg&#039;<\/span> <span class=\"token assign-left variable\">save<\/span><span class=\"token operator\">&#061;<\/span>True<\/p>\n<p>\u8bf4\u660e&#xff1a;<\/p>\n<ul>\n<li>\u200btask&#061;detect\u200b&#xff1a;\u6307\u5b9a\u4efb\u52a1\u4e3a\u76ee\u6807\u68c0\u6d4b\u3002<\/li>\n<li>\u200bmode&#061;predict\u200b&#xff1a;\u6307\u5b9a\u6a21\u5f0f\u4e3a\u9884\u6d4b\/\u63a8\u7406\u3002<\/li>\n<li>\u200bmodel&#061;yolov8n.pt\u200b&#xff1a;\u9009\u62e9\u4f7f\u7528\u7684\u6a21\u578b\u3002yolov8n.pt\u200b \u662f\u6700\u5c0f\u6700\u5feb\u7684\u6a21\u578b\u3002\u5982\u679c\u672c\u5730\u4e0d\u5b58\u5728&#xff0c;\u7a0b\u5e8f\u4f1a\u81ea\u52a8\u4e0b\u8f7d\u3002<\/li>\n<li>\u200bconf&#061;0.25\u200b&#xff1a;\u8bbe\u7f6e\u7f6e\u4fe1\u5ea6\u9608\u503c&#xff0c;\u53ea\u663e\u793a\u9ad8\u4e8e 25% \u7f6e\u4fe1\u5ea6\u7684\u68c0\u6d4b\u7ed3\u679c\u3002<\/li>\n<li>\u200bsource\u200b&#xff1a;\u6307\u5b9a\u8f93\u5165\u6e90\u3002<\/li>\n<\/ul>\n<hr \/>\n<h5>Python SDK \u7528\u6cd5<\/h5>\n<p>\u5bf9\u4e8e\u9700\u8981\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u96c6\u6210\u7684\u573a\u666f&#xff0c;\u4f7f\u7528 Python SDK \u66f4\u52a0\u7075\u6d3b\u3002<\/p>\n<p><span class=\"token keyword\">from<\/span> ultralytics <span class=\"token keyword\">import<\/span> YOLO<br \/>\n<span class=\"token keyword\">import<\/span> cv2<\/p>\n<p><span class=\"token comment\"># \u52a0\u8f7d\u4e00\u4e2a\u9884\u8bad\u7ec3\u7684 YOLOv8 \u6a21\u578b<\/span><br \/>\n<span class=\"token comment\"># ultralytics \u63d0\u4f9b\u4e86\u591a\u79cd\u5c3a\u5bf8\u7684\u6a21\u578b&#xff1a;yolov8n.pt, yolov8s.pt, yolov8m.pt, yolov8l.pt, yolov8x.pt<\/span><br \/>\nmodel <span class=\"token operator\">&#061;<\/span> YOLO<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;yolov8n.pt&#039;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\"># \u5b9a\u4e49\u56fe\u7247\u6e90 (\u53ef\u4ee5\u662f\u672c\u5730\u8def\u5f84\u6216 URL)<\/span><br \/>\nimage_source <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813081944-689c4aa05fcc1.jpg&#039;<\/span><\/p>\n<p><span class=\"token comment\"># \u4f7f\u7528\u6a21\u578b\u8fdb\u884c\u9884\u6d4b<\/span><br \/>\n<span class=\"token comment\"># stream&#061;True \u63a8\u8350\u7528\u4e8e\u5904\u7406\u957f\u89c6\u9891\u6216\u5927\u91cf\u56fe\u7247&#xff0c;\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u7ba1\u7406\u5185\u5b58<\/span><br \/>\nresults <span class=\"token operator\">&#061;<\/span> model<span class=\"token punctuation\">.<\/span>predict<span class=\"token punctuation\">(<\/span>source<span class=\"token operator\">&#061;<\/span>image_source<span class=\"token punctuation\">,<\/span> save<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span> conf<span class=\"token operator\">&#061;<\/span><span class=\"token number\">0.25<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\"># &#039;results&#039; \u662f\u4e00\u4e2a\u5305\u542b\u68c0\u6d4b\u7ed3\u679c\u7684\u5217\u8868<\/span><br \/>\n<span class=\"token comment\"># \u904d\u5386\u7ed3\u679c\u5217\u8868<\/span><br \/>\n<span class=\"token keyword\">for<\/span> result <span class=\"token keyword\">in<\/span> results<span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token comment\"># plot() \u65b9\u6cd5\u4f1a\u8fd4\u56de\u4e00\u4e2a\u5e26\u6709\u68c0\u6d4b\u6846\u7684 NumPy \u6570\u7ec4 (BGR \u683c\u5f0f)<\/span><br \/>\n    annotated_frame <span class=\"token operator\">&#061;<\/span> result<span class=\"token punctuation\">.<\/span>plot<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token comment\"># \u4f7f\u7528 OpenCV \u663e\u793a\u7ed3\u679c\u56fe\u7247<\/span><br \/>\n    cv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;YOLOv8 Detection&#034;<\/span><span class=\"token punctuation\">,<\/span> annotated_frame<span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token comment\"># \u7b49\u5f85\u6309\u952e&#xff0c;\u7136\u540e\u5173\u95ed\u7a97\u53e3<\/span><br \/>\n    cv2<span class=\"token punctuation\">.<\/span>waitKey<span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    cv2<span class=\"token punctuation\">.<\/span>destroyAllWindows<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u8bf4\u660e&#xff1a;model.predict()\u200b \u8fd4\u56de\u4e00\u4e2a\u7ed3\u679c\u5bf9\u8c61\u5217\u8868\u3002\u6bcf\u4e2a\u7ed3\u679c\u5bf9\u8c61\u5305\u542b\u4e86\u68c0\u6d4b\u5230\u7684\u8fb9\u754c\u6846\u3001\u7c7b\u522b\u3001\u7f6e\u4fe1\u5ea6\u5206\u6570\u7b49\u8be6\u7ec6\u4fe1\u606f\u3002.plot()\u200b \u65b9\u6cd5\u53ef\u4ee5\u65b9\u4fbf\u5730\u5c06\u8fd9\u4e9b\u7ed3\u679c\u53ef\u89c6\u5316\u3002<\/p>\n<hr \/>\n<h4>\u8bad\u7ec3\u81ea\u5b9a\u4e49\u6570\u636e\u96c6<\/h4>\n<p>YOLOv8 \u7684\u4e00\u5927\u4f18\u52bf\u662f\u8bad\u7ec3\u81ea\u5b9a\u4e49\u6570\u636e\u96c6\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n<h5>1. \u51c6\u5907\u6570\u636e\u96c6<\/h5>\n<p>\u9996\u5148&#xff0c;\u4f60\u9700\u8981\u4e00\u4e2a\u7ecf\u8fc7\u6807\u6ce8\u7684\u6570\u636e\u96c6\u3002\u6570\u636e\u96c6\u9700\u8981\u9075\u5faa\u7279\u5b9a\u7684 YOLO \u683c\u5f0f&#xff1a;<\/p>\n<ul>\n<li>\u56fe\u50cf\u6587\u4ef6\u5939&#xff1a;\u5305\u542b\u6240\u6709\u7684\u8bad\u7ec3\u56fe\u7247 (train\/images\u200b) \u548c\u9a8c\u8bc1\u56fe\u7247 (val\/images\u200b)\u3002<\/li>\n<li>\u6807\u7b7e\u6587\u4ef6\u5939&#xff1a;\u5305\u542b\u4e0e\u6bcf\u5f20\u56fe\u7247\u5bf9\u5e94\u7684 .txt\u200b \u6807\u7b7e\u6587\u4ef6 (train\/labels\u200b, val\/labels\u200b)\u3002\u6bcf\u4e2a .txt\u200b \u6587\u4ef6\u540d\u4e0e\u5bf9\u5e94\u7684\u56fe\u7247\u540d\u76f8\u540c\u3002<\/li>\n<li>\u6807\u7b7e\u6587\u4ef6\u683c\u5f0f&#xff1a;\u6bcf\u884c\u4ee3\u8868\u4e00\u4e2a\u7269\u4f53&#xff0c;\u683c\u5f0f\u4e3a &lt;class_id&gt; &lt;x_center&gt; &lt;y_center&gt; &lt;width&gt; &lt;height&gt;\u200b\u3002\u6240\u6709\u5750\u6807\u503c\u90fd\u662f\u76f8\u5bf9\u4e8e\u56fe\u7247\u603b\u5bbd\u9ad8\u5f52\u4e00\u5316\u7684\u3002<\/li>\n<\/ul>\n<h5>2. \u521b\u5efa\u6570\u636e\u96c6 YAML \u6587\u4ef6<\/h5>\n<p>\u521b\u5efa\u4e00\u4e2a .yaml\u200b \u6587\u4ef6\u6765\u5b9a\u4e49\u6570\u636e\u96c6\u7684\u914d\u7f6e\u3002<\/p>\n<p><span class=\"token comment\"># data.yaml<\/span><br \/>\n<span class=\"token comment\"># \u8bad\u7ec3\u56fe\u7247\u548c\u9a8c\u8bc1\u56fe\u7247\u7684\u8def\u5f84<\/span><br \/>\n<span class=\"token key atrule\">train<\/span><span class=\"token punctuation\">:<\/span> ..\/datasets\/coco128\/images\/train2017\/<br \/>\n<span class=\"token key atrule\">val<\/span><span class=\"token punctuation\">:<\/span> ..\/datasets\/coco128\/images\/train2017\/<\/p>\n<p><span class=\"token comment\"># \u7c7b\u522b\u6570\u91cf<\/span><br \/>\n<span class=\"token key atrule\">nc<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">80<\/span><\/p>\n<p><span class=\"token comment\"># \u7c7b\u522b\u540d\u79f0<\/span><br \/>\n<span class=\"token key atrule\">names<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token string\">&#039;person&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;bicycle&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;car&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">&#8230;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;toothbrush&#039;<\/span><span class=\"token punctuation\">]<\/span><\/p>\n<p>\u8bf4\u660e&#xff1a;train\u200b \u548c val\u200b \u5e94\u8be5\u6307\u5411\u5305\u542b\u4f60\u7684\u8bad\u7ec3\u548c\u9a8c\u8bc1\u56fe\u7247\u7684\u6587\u4ef6\u5939\u8def\u5f84\u3002names\u200b \u5217\u8868\u4e2d\u7684\u987a\u5e8f\u5e94\u4e0e\u6807\u6ce8\u65f6\u4f7f\u7528\u7684 class_id\u200b \u76f8\u5bf9\u5e94\u3002<\/p>\n<h5>3. \u5f00\u59cb\u8bad\u7ec3<\/h5>\n<p>\u540c\u6837&#xff0c;\u4f60\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4\u884c\u6216 Python SDK \u6765\u542f\u52a8\u8bad\u7ec3\u3002<\/p>\n<ul>\n<li>\u547d\u4ee4\u884c\u8bad\u7ec3<\/li>\n<\/ul>\n<p><span class=\"token comment\"># \u4f7f\u7528 yolov8n.pt \u7684\u9884\u8bad\u7ec3\u6743\u91cd\u5f00\u59cb\u8bad\u7ec3<\/span><br \/>\n<span class=\"token comment\"># data \u6307\u5411\u4f60\u7684 yaml \u914d\u7f6e\u6587\u4ef6<\/span><br \/>\n<span class=\"token comment\"># epochs \u662f\u8bad\u7ec3\u8f6e\u6570<\/span><br \/>\n<span class=\"token comment\"># imgsz \u662f\u8bad\u7ec3\u65f6\u4f7f\u7528\u7684\u56fe\u7247\u5c3a\u5bf8<\/span><br \/>\n<span class=\"token comment\"># batch \u662f\u6279\u5927\u5c0f<\/span><br \/>\nyolo <span class=\"token assign-left variable\">task<\/span><span class=\"token operator\">&#061;<\/span>detect <span class=\"token assign-left variable\">mode<\/span><span class=\"token operator\">&#061;<\/span>train <span class=\"token assign-left variable\">model<\/span><span class=\"token operator\">&#061;<\/span>yolov8n.pt <span class=\"token assign-left variable\">data<\/span><span class=\"token operator\">&#061;<\/span>data.yaml <span class=\"token assign-left variable\">epochs<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">100<\/span> <span class=\"token assign-left variable\">imgsz<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">640<\/span> <span class=\"token assign-left variable\">batch<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">16<\/span><\/p>\n<ul>\n<li>Python SDK \u8bad\u7ec3<\/li>\n<\/ul>\n<p><span class=\"token keyword\">from<\/span> ultralytics <span class=\"token keyword\">import<\/span> YOLO<\/p>\n<p><span class=\"token comment\"># \u52a0\u8f7d\u4e00\u4e2a\u6a21\u578b (yolov8n.pt \u4e3a\u9884\u8bad\u7ec3\u6a21\u578b&#xff0c;yolov8n.yaml \u4e3a\u4ece\u5934\u5f00\u59cb\u8bad\u7ec3)<\/span><br \/>\nmodel <span class=\"token operator\">&#061;<\/span> YOLO<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;yolov8n.pt&#039;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\"># \u4f7f\u7528 &#039;train&#039; \u65b9\u6cd5\u5f00\u59cb\u8bad\u7ec3<\/span><br \/>\n<span class=\"token comment\"># \u6240\u6709\u547d\u4ee4\u884c\u53c2\u6570\u5728\u8fd9\u91cc\u90fd\u53ef\u4ee5\u4f5c\u4e3a\u51fd\u6570\u53c2\u6570\u4f20\u5165<\/span><br \/>\nresults <span class=\"token operator\">&#061;<\/span> model<span class=\"token punctuation\">.<\/span>train<span class=\"token punctuation\">(<\/span>data<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;data.yaml&#039;<\/span><span class=\"token punctuation\">,<\/span> epochs<span class=\"token operator\">&#061;<\/span><span class=\"token number\">100<\/span><span class=\"token punctuation\">,<\/span> imgsz<span class=\"token operator\">&#061;<\/span><span class=\"token number\">640<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\"># \u8bad\u7ec3\u5b8c\u6210\u540e&#xff0c;\u6700\u597d\u7684\u6a21\u578b\u4f1a\u4fdd\u5b58\u5728 &#039;runs\/detect\/train\/weights\/best.pt&#039;<\/span><\/p>\n<p>\u8bf4\u660e&#xff1a;\u8bad\u7ec3\u8fc7\u7a0b\u4e2d\u7684\u65e5\u5fd7\u3001\u6743\u91cd\u6587\u4ef6\u548c\u6027\u80fd\u56fe\u8868\u90fd\u4f1a\u4fdd\u5b58\u5728 runs\/detect\/train\u200b \u76ee\u5f55\u4e0b&#xff0c;\u65b9\u4fbf\u540e\u7eed\u5206\u6790\u548c\u4f7f\u7528\u3002<\/p>\n<h3>YOLOv11<\/h3>\n<p>YOLOv11 \u662f Ultralytics \u5728 YOLOv8 \u57fa\u7840\u4e0a\u63a8\u51fa\u7684\u6700\u65b0\u529b\u4f5c&#xff0c;\u65e8\u5728\u5b9e\u73b0\u66f4\u9ad8\u7684\u51c6\u786e\u6027\u548c\u6548\u7387\u3002 \u5b83\u901a\u8fc7\u67b6\u6784\u4e0a\u7684\u4f18\u5316&#xff0c;\u5728\u6027\u80fd\u4e0a\u5168\u9762\u8d85\u8d8a\u4e86 YOLOv8&#xff0c;\u5c24\u5176\u662f\u5728 CPU \u4e0a\u7684\u63a8\u7406\u901f\u5ea6\u5f97\u5230\u4e86\u663e\u8457\u63d0\u5347\u3002<\/p>\n<h4>\u6838\u5fc3\u6982\u5ff5\u4e0e\u6539\u8fdb<\/h4>\n<p>YOLOv11 \u7684\u76ee\u6807\u662f\u5728\u4e0d\u727a\u7272\u901f\u5ea6\u7684\u524d\u63d0\u4e0b&#xff0c;\u8fdb\u4e00\u6b65\u63d0\u5347\u6a21\u578b\u7684\u6027\u80fd\u3002<\/p>\n<ul>\n<li>\u66f4\u4f18\u7684\u67b6\u6784&#xff1a;\u5f15\u5165\u4e86 C3k2\u3001SPPF&#xff08;Spatial Pyramid Pooling &#8211; Fast&#xff09;\u548c C2PSA&#xff08;\u5e26\u6709\u5e76\u884c\u7a7a\u95f4\u6ce8\u610f\u529b\u7684\u5377\u79ef\u5757&#xff09;\u7b49\u65b0\u6a21\u5757&#xff0c;\u4f18\u5316\u4e86\u7279\u5f81\u63d0\u53d6\u548c\u5904\u7406\u6d41\u7a0b\u3002<\/li>\n<li>\u66f4\u9ad8\u7684\u6548\u7387&#xff1a;\u76f8\u8f83\u4e8e\u540c\u7b49\u89c4\u6a21\u7684 YOLOv8 \u6a21\u578b&#xff0c;YOLOv11 \u62e5\u6709\u66f4\u5c11\u7684\u53c2\u6570\u548c\u66f4\u4f4e\u7684\u8ba1\u7b97\u91cf (FLOPs)&#xff0c;\u4f46\u5b9e\u73b0\u4e86\u66f4\u9ad8\u7684 mAP (mean Average Precision)\u3002 \u4f8b\u5982&#xff0c;YOLOv11m \u5728 COCO \u6570\u636e\u96c6\u4e0a\u7684 mAP \u9ad8\u4e8e YOLOv8m&#xff0c;\u4f46\u53c2\u6570\u91cf\u5374\u5c11\u4e8622%\u3002<\/li>\n<li>\u5168\u4efb\u52a1\u652f\u6301&#xff1a;\u4e0e YOLOv8 \u4e00\u6837&#xff0c;YOLOv11 \u4e5f\u662f\u4e00\u4e2a\u591a\u4efb\u52a1\u6846\u67b6&#xff0c;\u7528\u540c\u4e00\u4e2a\u6a21\u578b\u5373\u53ef\u5b8c\u6210\u68c0\u6d4b\u3001\u5206\u5272\u3001\u5206\u7c7b\u3001\u59ff\u6001\u4f30\u8ba1\u548c\u65cb\u8f6c\u6846\u68c0\u6d4b&#xff08;OBB&#xff09;\u7b49\u4efb\u52a1\u3002<\/li>\n<\/ul>\n<p>\u5bf9\u4e8e\u65b0\u9879\u76ee\u800c\u8a00&#xff0c;YOLOv11 \u662f\u5b98\u65b9\u63a8\u8350\u7684\u8d77\u70b9&#xff0c;\u56e0\u4e3a\u5b83\u4ee3\u8868\u4e86\u5f53\u524d\u6700\u524d\u6cbf\u7684\u5b9e\u65f6\u76ee\u6807\u68c0\u6d4b\u6280\u672f\u3002<\/p>\n<h4>\u5b89\u88c5\u4e0e\u4f7f\u7528<\/h4>\n<p>YOLOv11 \u7684\u5b89\u88c5\u548c\u4f7f\u7528\u6d41\u7a0b\u4e0e YOLOv8 \u5b8c\u5168\u76f8\u540c&#xff0c;\u90fd\u96c6\u6210\u5728 ultralytics\u200b \u8fd9\u4e2a\u5305\u4e2d\u3002\u4f60\u53ea\u9700\u8981\u5728\u8c03\u7528\u6a21\u578b\u65f6&#xff0c;\u5c06\u6a21\u578b\u6587\u4ef6\u540d\u4ece yolov8n.pt\u200b \u66f4\u6539\u4e3a yolov11n.pt\u200b \u5373\u53ef\u3002<\/p>\n<hr \/>\n<h4>\u4f7f\u7528\u9884\u8bad\u7ec3\u6a21\u578b\u8fdb\u884c\u63a8\u7406<\/h4>\n<p>\u4f53\u9a8c YOLOv11 \u7684\u5f3a\u5927\u6027\u80fd\u5c31\u50cf\u66f4\u6362\u6a21\u578b\u6587\u4ef6\u540d\u4e00\u6837\u7b80\u5355\u3002<\/p>\n<h5>\u547d\u4ee4\u884c (CLI) \u7528\u6cd5<\/h5>\n<p><span class=\"token comment\"># \u4f7f\u7528 YOLOv11n \u6a21\u578b\u8fdb\u884c\u63a8\u7406<\/span><br \/>\nyolo <span class=\"token assign-left variable\">task<\/span><span class=\"token operator\">&#061;<\/span>detect <span class=\"token assign-left variable\">mode<\/span><span class=\"token operator\">&#061;<\/span>predict <span class=\"token assign-left variable\">model<\/span><span class=\"token operator\">&#061;<\/span>yolov11n.pt <span class=\"token assign-left variable\">conf<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">0.25<\/span> <span class=\"token assign-left variable\">source<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813081944-689c4aa05fcc1.jpg&#039;<\/span> <span class=\"token assign-left variable\">save<\/span><span class=\"token operator\">&#061;<\/span>True<\/p>\n<p>\u8bf4\u660e&#xff1a;\u53ea\u9700\u5c06 model\u200b \u53c2\u6570\u4ece yolov8n.pt\u200b \u6362\u6210 yolov11n.pt\u200b\u3002\u5982\u679c\u6a21\u578b\u6587\u4ef6\u4e0d\u5b58\u5728&#xff0c;\u7cfb\u7edf\u4f1a\u81ea\u52a8\u4e0b\u8f7d\u3002YOLOv11 \u4e5f\u63d0\u4f9b\u4ece n \u5230 x \u7684\u591a\u79cd\u5c3a\u5bf8\u3002<\/p>\n<hr \/>\n<h5>Python SDK \u7528\u6cd5<\/h5>\n<p><span class=\"token keyword\">from<\/span> ultralytics <span class=\"token keyword\">import<\/span> YOLO<br \/>\n<span class=\"token keyword\">import<\/span> cv2<\/p>\n<p><span class=\"token comment\"># \u52a0\u8f7d\u4e00\u4e2a\u9884\u8bad\u7ec3\u7684 YOLOv11 \u6a21\u578b<\/span><br \/>\n<span class=\"token comment\"># \u6ce8\u610f\u6a21\u578b\u540d\u79f0\u5df2\u66f4\u6539\u4e3a yolov11n.pt<\/span><br \/>\nmodel <span class=\"token operator\">&#061;<\/span> YOLO<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;yolov11n.pt&#039;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\"># \u56fe\u7247\u6e90\u4fdd\u6301\u4e0d\u53d8<\/span><br \/>\nimage_source <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250813081944-689c4aa05fcc1.jpg&#039;<\/span><\/p>\n<p><span class=\"token comment\"># \u4f7f\u7528\u6a21\u578b\u8fdb\u884c\u9884\u6d4b&#xff0c;\u7528\u6cd5\u4e0e YOLOv8 \u5b8c\u5168\u4e00\u81f4<\/span><br \/>\nresults <span class=\"token operator\">&#061;<\/span> model<span class=\"token punctuation\">.<\/span>predict<span class=\"token punctuation\">(<\/span>source<span class=\"token operator\">&#061;<\/span>image_source<span class=\"token punctuation\">,<\/span> save<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span> conf<span class=\"token operator\">&#061;<\/span><span class=\"token number\">0.25<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\"># \u904d\u5386\u5e76\u663e\u793a\u7ed3\u679c<\/span><br \/>\n<span class=\"token keyword\">for<\/span> result <span class=\"token keyword\">in<\/span> results<span class=\"token punctuation\">:<\/span><br \/>\n    annotated_frame <span class=\"token operator\">&#061;<\/span> result<span class=\"token punctuation\">.<\/span>plot<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    cv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;YOLOv11 Detection&#034;<\/span><span class=\"token punctuation\">,<\/span> annotated_frame<span class=\"token punctuation\">)<\/span><br \/>\n    cv2<span class=\"token punctuation\">.<\/span>waitKey<span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    cv2<span class=\"token punctuation\">.<\/span>destroyAllWindows<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u8bf4\u660e&#xff1a;API \u7684\u4e00\u81f4\u6027\u4f7f\u5f97\u4ece YOLOv8 \u8fc1\u79fb\u5230 YOLOv11 \u51e0\u4e4e\u662f\u96f6\u6210\u672c\u7684&#xff0c;\u5f00\u53d1\u8005\u53ef\u4ee5\u65e0\u7f1d\u5347\u7ea7&#xff0c;\u4eab\u53d7\u65b0\u6a21\u578b\u5e26\u6765\u7684\u6027\u80fd\u63d0\u5347\u3002<\/p>\n<hr \/>\n<h4>\u8bad\u7ec3\u81ea\u5b9a\u4e49\u6570\u636e\u96c6<\/h4>\n<p>YOLOv11 \u7684\u8bad\u7ec3\u8fc7\u7a0b\u4e5f\u4e0e YOLOv8 \u4fdd\u6301\u4e00\u81f4\u3002<\/p>\n<h5>1. \u51c6\u5907\u6570\u636e\u96c6\u548c YAML \u6587\u4ef6<\/h5>\n<p>\u6570\u636e\u96c6\u7684\u683c\u5f0f\u548c data.yaml\u200b \u6587\u4ef6\u7684\u5199\u6cd5\u4e0e YOLOv8 \u5b8c\u5168\u76f8\u540c\u3002\u4f60\u65e0\u9700\u5bf9\u5df2\u6709\u7684\u6570\u636e\u96c6\u505a\u4efb\u4f55\u4fee\u6539\u3002<\/p>\n<h5>2. \u5f00\u59cb\u8bad\u7ec3<\/h5>\n<p>\u53ea\u9700\u5728\u8bad\u7ec3\u547d\u4ee4\u6216\u4ee3\u7801\u4e2d\u6307\u5b9a YOLOv11 \u7684\u6a21\u578b\u5373\u53ef\u3002<\/p>\n<ul>\n<li>\u547d\u4ee4\u884c\u8bad\u7ec3<\/li>\n<\/ul>\n<p><span class=\"token comment\"># \u4ece YOLOv11n \u7684\u9884\u8bad\u7ec3\u6743\u91cd\u5f00\u59cb\u8bad\u7ec3<\/span><br \/>\nyolo <span class=\"token assign-left variable\">task<\/span><span class=\"token operator\">&#061;<\/span>detect <span class=\"token assign-left variable\">mode<\/span><span class=\"token operator\">&#061;<\/span>train <span class=\"token assign-left variable\">model<\/span><span class=\"token operator\">&#061;<\/span>yolov11n.pt <span class=\"token assign-left variable\">data<\/span><span class=\"token operator\">&#061;<\/span>data.yaml <span class=\"token assign-left variable\">epochs<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">100<\/span> <span class=\"token assign-left variable\">imgsz<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token number\">640<\/span><\/p>\n<ul>\n<li>Python SDK \u8bad\u7ec3<\/li>\n<\/ul>\n<p><span class=\"token keyword\">from<\/span> ultralytics <span class=\"token keyword\">import<\/span> YOLO<\/p>\n<p><span class=\"token comment\"># \u52a0\u8f7d YOLOv11 \u6a21\u578b<\/span><br \/>\nmodel <span class=\"token operator\">&#061;<\/span> YOLO<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;yolov11n.pt&#039;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\"># \u4f7f\u7528\u4e0e YOLOv8 \u76f8\u540c\u7684\u53c2\u6570\u8fdb\u884c\u8bad\u7ec3<\/span><br \/>\nresults <span class=\"token operator\">&#061;<\/span> model<span class=\"token punctuation\">.<\/span>train<span class=\"token punctuation\">(<\/span>data<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;data.yaml&#039;<\/span><span class=\"token punctuation\">,<\/span> epochs<span class=\"token operator\">&#061;<\/span><span class=\"token number\">100<\/span><span class=\"token punctuation\">,<\/span> imgsz<span class=\"token operator\">&#061;<\/span><span class=\"token number\">640<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\"># \u6700\u597d\u7684\u6a21\u578b\u6743\u91cd\u4f1a\u4fdd\u5b58\u5728 &#039;runs\/detect\/train*\/weights\/best.pt&#039;<\/span><\/p>\n<p>\u8bf4\u660e&#xff1a;YOLOv11 \u7684\u65e0\u7f1d\u96c6\u6210\u4f53\u73b0\u4e86 Ultralytics \u6846\u67b6\u7684\u4f18\u79c0\u8bbe\u8ba1&#xff0c;\u8ba9\u7528\u6237\u53ef\u4ee5\u4e13\u6ce8\u4e8e\u4efb\u52a1\u672c\u8eab&#xff0c;\u800c\u975e\u5de5\u5177\u7684\u5207\u6362\u3002\u5bf9\u4e8e\u5df2\u7ecf\u5728\u4f7f\u7528 YOLOv8 \u7684\u9879\u76ee&#xff0c;\u5347\u7ea7\u5230 YOLOv11 \u662f\u4e00\u4e2a\u503c\u5f97\u8003\u8651\u7684\u9009\u9879&#xff0c;\u4ee5\u83b7\u53d6\u66f4\u9ad8\u7684\u7cbe\u5ea6\u548c\u66f4\u5feb\u7684\u901f\u5ea6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb293\u6b21\u3002YOLOv8\u4e0eYOLOv11\u5165\u95e8\u6458\u8981 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