{"id":39749,"date":"2025-05-25T22:08:20","date_gmt":"2025-05-25T14:08:20","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/39749.html"},"modified":"2025-05-25T22:08:20","modified_gmt":"2025-05-25T14:08:20","slug":"%e6%a6%82%e7%8e%87%e8%ae%ba%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5x%e4%bb%80%e4%b9%88%e6%98%af%e7%bb%8f%e9%aa%8c%e5%88%86%e5%b8%83","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/39749.html","title":{"rendered":"[\u6982\u7387\u8bba\u57fa\u672c\u6982\u5ff5x]\u4ec0\u4e48\u662f\u7ecf\u9a8c\u5206\u5e03"},"content":{"rendered":"<p>\u5173\u952e\u8bcd&#xff1a; empirical 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&#xff09;\u662f\u4e0e\u6837\u672c\u7684\u7ecf\u9a8c\u6d4b\u5ea6\u76f8\u5173\u7684\u5206\u5e03\u51fd\u6570\u3002\u8be5\u7d2f\u79ef\u5206\u5e03\u51fd\u6570\u662f\u4e00\u4e2a\u9636\u8dc3\u51fd\u6570&#xff0c;\u5728n \u4e2a\u6570\u636e\u70b9\u5904&#xff0c;\u5176\u503c\u5728\u6bcf\u4e2a\u6570\u636e\u70b9\u4e0a\u90fd\u4ee51\/ n \u7684\u5e45\u5ea6\u8dc3\u5347\u3002\u5bf9\u4e8e\u4efb\u4f55\u6307\u5b9a\u7684\u6d4b\u91cf\u53d8\u91cf\u503c&#xff0c;\u5176\u503c\u662f\u8be5\u6d4b\u91cf\u53d8\u91cf\u89c2\u6d4b\u503c\u4e2d\u5c0f\u4e8e\u6216\u7b49\u4e8e\u8be5\u6307\u5b9a\u503c\u7684\u6bd4\u7387\u3002 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250525140818-68332452b4726.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u7eff\u8272\u66f2\u7ebf\u6e10\u8fd1\u5730\u63a5\u8fd10\u548c1\u7684\u9ad8\u5ea6&#xff0c;\u4f46\u672a\u8fbe\u5230\u8fd9\u4e24\u4e2a\u9ad8\u5ea6&#xff0c;\u5b83\u662f\u6807\u51c6\u6b63\u6001\u5206\u5e03\u7684\u771f\u5b9e\u7d2f\u79ef\u5206\u5e03\u51fd\u6570\u3002 \u7070\u8272\u7ebf\u6bb5\u8868\u793a\u4ece\u8be5\u5206\u5e03\u4e2d\u62bd\u53d6\u7684\u7279\u5b9a\u6837\u672c\u7684\u89c2\u6d4b\u503c&#xff0c;\u84dd\u8272\u9636\u8dc3\u51fd\u6570\u7684\u6c34\u5e73\u9636\u8dc3&#xff08;\u5305\u62ec\u6bcf\u4e00\u6b65\u7684\u6700\u5de6\u4fa7\u70b9&#xff0c;\u4f46\u4e0d\u5305\u62ec\u6700\u53f3\u4fa7\u70b9&#xff09;\u6784\u6210\u4e86\u8be5\u6837\u672c\u7684\u7ecf\u9a8c\u5206\u5e03\u51fd\u6570\u3002&#xff08;\u5355\u51fb\u6b64\u5904\u52a0\u8f7d\u65b0\u56fe\u8868\u3002&#xff09;<\/p>\n<p>\u7ecf\u9a8c\u5206\u5e03\u51fd\u6570\u662f\u751f\u6210\u6837\u672c\u70b9\u7684\u7d2f\u79ef\u5206\u5e03\u51fd\u6570\u7684\u4f30\u8ba1\u503c\u3002\u6839\u636e\u683c\u5229\u6587\u79d1-\u574e\u6cf0\u5229\u5b9a\u7406&#xff0c;\u5b83\u4ee5\u6982\u7387 1 \u6536\u655b\u5230\u8be5\u57fa\u7840\u5206\u5e03\u3002\u76ee\u524d\u6709\u8bb8\u591a\u7ed3\u679c\u53ef\u4ee5\u91cf\u5316\u7ecf\u9a8c\u5206\u5e03\u51fd\u6570\u5411\u57fa\u7840\u7d2f\u79ef\u5206\u5e03\u51fd\u6570\u7684 \u6536\u655b\u901f\u5ea6\u3002<\/p>\n<h2>\u4e09\u3001\u7ecf\u9a8c\u5206\u5e03\u89e3\u6790\u8868\u8ff0<\/h2>\n<p>\u8bbe( X 1 , \u2026, X n )\u4e3a\u72ec\u7acb\u540c\u5206\u5e03\u7684\u5b9e\u968f\u673a\u53d8\u91cf&#xff0c;\u5177\u6709\u5171\u540c\u7684\u7d2f\u79ef\u5206\u5e03\u51fd\u6570 F ( t )\u3002\u5219\u7ecf\u9a8c\u5206\u5e03\u51fd\u6570\u5b9a\u4e49\u4e3a[ <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250525140818-68332452cd5ed.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u5728\u8fd9\u91cc<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>          1 <\/p>\n<p>          A <\/p>\n<p>        1_A <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.7944em;vertical-align: -0.15em\"><\/span><span class=\"mord\"><span class=\"mord\">1<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.3283em\"><span class=\"\" style=\"top: -2.55em;margin-left: 0em;margin-right: 0.05em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mathnormal mtight\">A<\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.15em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>\u662f\u4e8b\u4ef6A\u7684\u6307\u6807,\u5bf9\u4e8e\u7ed9\u5b9a\u7684t&#xff0c;\u6307\u6807<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>           1 <\/p>\n<p>             X <\/p>\n<p>             i <\/p>\n<p>            \u2264 <\/p>\n<p>            t <\/p>\n<p>        {\\\\displaystyle \\\\mathbf {1} _{X_{i}\\\\leq t}} <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.8945em;vertical-align: -0.2501em\"><\/span><span class=\"mord\"><span class=\"mord\"><span class=\"mord mathbf\">1<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.3283em\"><span class=\"\" style=\"top: -2.55em;margin-left: 0em;margin-right: 0.05em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\" style=\"margin-right: 0.0785em\">X<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.3281em\"><span class=\"\" style=\"top: -2.357em;margin-left: -0.0785em;margin-right: 0.0714em\"><span class=\"pstrut\" style=\"height: 2.5em\"><\/span><span class=\"sizing reset-size3 size1 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">i<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.143em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mrel mtight\">\u2264<\/span><span class=\"mord mathnormal mtight\">t<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.2501em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>\u662f\u53c2\u6570\u4e3a<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>         p <\/p>\n<p>         &#061; <\/p>\n<p>         F <\/p>\n<p>         ( <\/p>\n<p>         t <\/p>\n<p>         ) <\/p>\n<p>        p &#061; F ( t ) <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.625em;vertical-align: -0.1944em\"><\/span><span class=\"mord mathnormal\">p<\/span><span class=\"mspace\" style=\"margin-right: 0.2778em\"><\/span><span class=\"mrel\">&#061;<\/span><span class=\"mspace\" style=\"margin-right: 0.2778em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.1389em\">F<\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">t<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span>\u7684\u4f2f\u52aa\u5229\u968f\u673a\u53d8\u91cf&#xff1b;\u56e0\u6b64 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>          n <\/p>\n<p>            F <\/p>\n<p>            ^ <\/p>\n<p>           n <\/p>\n<p>          ( <\/p>\n<p>          t <\/p>\n<p>          ) <\/p>\n<p>        {\\\\displaystyle n{\\\\widehat {F}}_{n}(t)} <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1.1733em;vertical-align: -0.25em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal\">n<\/span><span class=\"mord\"><span class=\"mord\"><span class=\"mord accent\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.9233em\"><span class=\"\" style=\"top: -3em\"><span class=\"pstrut\" style=\"height: 3em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.1389em\">F<\/span><\/span><span class=\"svg-align\" style=\"width: calc(100% - 0.1667em);margin-left: 0.1667em;top: -3.6833em\"><span class=\"pstrut\" style=\"height: 3em\"><\/span><span class=\"\" style=\"height: 0.24em\"> <\/p>\n<p>              <\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.1514em\"><span class=\"\" style=\"top: -2.55em;margin-right: 0.05em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">n<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.15em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">t<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span><\/span>\u662f\u4e00\u4e2a\u4e8c\u9879\u5f0f\u968f\u673a\u53d8\u91cf&#xff0c;\u5747\u503c\u4e3a <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>         n <\/p>\n<p>         F <\/p>\n<p>         ( <\/p>\n<p>         t <\/p>\n<p>         ) <\/p>\n<p>        nF ( t ) <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mord mathnormal\">n<\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.1389em\">F<\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">t<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span>&#xff0c;\u65b9\u5dee\u4e3a <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>         n <\/p>\n<p>         F <\/p>\n<p>         ( <\/p>\n<p>         t <\/p>\n<p>         ) <\/p>\n<p>         ( <\/p>\n<p>         1 <\/p>\n<p>         \u2212 <\/p>\n<p>         F <\/p>\n<p>         ( <\/p>\n<p>         t <\/p>\n<p>         ) <\/p>\n<p>         ) <\/p>\n<p>        nF ( t )(1 \u2212 F ( t )) <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mord mathnormal\">n<\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.1389em\">F<\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">t<\/span><span class=\"mclose\">)<\/span><span class=\"mopen\">(<\/span><span class=\"mord\">1<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><span class=\"mbin\">\u2212<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.1389em\">F<\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">t<\/span><span class=\"mclose\">))<\/span><\/span><\/span><\/span><\/span>\u3002\u8fd9\u610f\u5473\u7740<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>            F <\/p>\n<p>            ^ <\/p>\n<p>           n <\/p>\n<p>          ( <\/p>\n<p>          t <\/p>\n<p>          ) <\/p>\n<p>        {\\\\displaystyle {\\\\widehat {F}}_{n}(t)} <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1.1733em;vertical-align: -0.25em\"><\/span><span class=\"mord\"><span class=\"mord\"><span class=\"mord\"><span class=\"mord accent\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.9233em\"><span class=\"\" style=\"top: -3em\"><span class=\"pstrut\" style=\"height: 3em\"><\/span><span class=\"mord mathnormal\" style=\"margin-right: 0.1389em\">F<\/span><\/span><span class=\"svg-align\" style=\"width: calc(100% - 0.1667em);margin-left: 0.1667em;top: -3.6833em\"><span class=\"pstrut\" style=\"height: 3em\"><\/span><span class=\"\" style=\"height: 0.24em\"> <\/p>\n<p>              <\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.1514em\"><span class=\"\" style=\"top: -2.55em;margin-right: 0.05em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"sizing reset-size6 size3 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">n<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.15em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">t<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span><\/span>\u662fF ( t )\u7684\u65e0\u504f\u4f30\u8ba1\u91cf\u3002<\/p>\n<p>\u7136\u800c&#xff0c;\u5728\u4e00\u4e9b\u6559\u79d1\u4e66\u4e2d&#xff0c;\u5176\u5b9a\u4e49\u5982\u4e0b <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250525140818-68332452da6e1.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h2>\u56db\u3001\u6e10\u8fdb\u6027\u8d28<\/h2>\n<p>\u7531\u4e8e\u5f53<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>         n <\/p>\n<p>        n <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.4306em\"><\/span><span class=\"mord mathnormal\">n<\/span><\/span><\/span><\/span><\/span>\u8d8b\u5411\u65e0\u7a77\u5927\u65f6&#xff0c;\u6bd4\u7387<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>         ( <\/p>\n<p>         n <\/p>\n<p>         &#043; <\/p>\n<p>         1 <\/p>\n<p>         ) <\/p>\n<p>         \/ <\/p>\n<p>         n <\/p>\n<p>        ( n &#043; 1)\/ n <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mopen\">(<\/span><span class=\"mord mathnormal\">n<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><span class=\"mbin\">&#043;<\/span><span class=\"mspace\" style=\"margin-right: 0.2222em\"><\/span><\/span><span class=\"base\"><span class=\"strut\" style=\"height: 1em;vertical-align: -0.25em\"><\/span><span class=\"mord\">1<\/span><span class=\"mclose\">)<\/span><span class=\"mord\">\/<\/span><span class=\"mord mathnormal\">n<\/span><\/span><\/span><\/span><\/span>\u8d8b\u8fd1\u4e8e 1 &#xff0c;\u56e0\u6b64\u4e0a\u9762\u7ed9\u51fa\u7684\u4e24\u4e2a\u5b9a\u4e49\u7684\u6e10\u8fd1\u6027\u8d28\u662f\u76f8\u540c\u7684\u3002<\/p>\n<p>\u6839\u636e\u5f3a\u5927\u6570\u5b9a\u5f8b&#xff0c;\u4f30\u8ba1\u91cf <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>             F <\/p>\n<p>             ^ <\/p>\n<p>            n <\/p>\n<p>           ( <\/p>\n<p>           t <\/p>\n<p>           ) <\/p>\n<p>        {\\\\displaystyle \\\\scriptstyle {\\\\widehat {F}}_{n}(t)} <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.8213em;vertical-align: -0.175em\"><\/span><span class=\"mord\"><span class=\"mord mtight sizing reset-size6 size3\"><span class=\"mord mtight\"><span class=\"mord accent mtight\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.9233em\"><span class=\"\" style=\"top: -2.7em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"mord mathnormal mtight\" style=\"margin-right: 0.1389em\">F<\/span><\/span><span class=\"svg-align\" style=\"width: calc(100% - 0.1667em);margin-left: 0.1667em;top: -3.3833em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"mtight\" style=\"height: 0.24em\"> <\/p>\n<p>              <\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.1645em\"><span class=\"\" style=\"top: -2.357em;margin-right: 0.0714em\"><span class=\"pstrut\" style=\"height: 2.5em\"><\/span><span class=\"sizing reset-size3 size1 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">n<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.143em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mopen mtight sizing reset-size6 size3\">(<\/span><span class=\"mord mathnormal mtight sizing reset-size6 size3\">t<\/span><span class=\"mclose mtight sizing reset-size6 size3\">)<\/span><\/span><\/span><\/span><\/span><\/span>\u5bf9\u4e8et\u7684\u6bcf\u4e00\u4e2a\u503c&#xff0c;\u5f53n \u2009\u2192 \u221e\u65f6\u51e0\u4e4e\u80af\u5b9a\u6536\u655b\u4e8eF ( t )&#xff1a; <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250525140818-68332452e47a2.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u56e0\u6b64\u4f30\u8ba1\u91cf<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>             F <\/p>\n<p>             ^ <\/p>\n<p>            n <\/p>\n<p>           ( <\/p>\n<p>           t <\/p>\n<p>           ) <\/p>\n<p>        {\\\\displaystyle \\\\scriptstyle {\\\\widehat {F}}_{n}(t)} <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.8213em;vertical-align: -0.175em\"><\/span><span class=\"mord\"><span class=\"mord mtight sizing reset-size6 size3\"><span class=\"mord mtight\"><span class=\"mord accent mtight\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.9233em\"><span class=\"\" style=\"top: -2.7em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"mord mathnormal mtight\" style=\"margin-right: 0.1389em\">F<\/span><\/span><span class=\"svg-align\" style=\"width: calc(100% - 0.1667em);margin-left: 0.1667em;top: -3.3833em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"mtight\" style=\"height: 0.24em\"> <\/p>\n<p>              <\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.1645em\"><span class=\"\" style=\"top: -2.357em;margin-right: 0.0714em\"><span class=\"pstrut\" style=\"height: 2.5em\"><\/span><span class=\"sizing reset-size3 size1 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">n<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.143em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mopen mtight sizing reset-size6 size3\">(<\/span><span class=\"mord mathnormal mtight sizing reset-size6 size3\">t<\/span><span class=\"mclose mtight sizing reset-size6 size3\">)<\/span><\/span><\/span><\/span><\/span><\/span>\u662f\u4e00\u81f4\u7684\u3002\u8be5\u8868\u8fbe\u5f0f\u65ad\u8a00\u4e86\u7ecf\u9a8c\u5206\u5e03\u51fd\u6570\u9010\u70b9\u6536\u655b\u4e8e\u771f\u5b9e\u7684\u7d2f\u79ef\u5206\u5e03\u51fd\u6570\u3002\u6709\u4e00\u4e2a\u66f4\u5f3a\u7684\u7ed3\u8bba&#xff0c;\u79f0\u4e3a\u683c\u5229\u6587\u79d1-\u574e\u6cf0\u5229\u5b9a\u7406&#xff0c;\u5b83\u6307\u51fa\u6536\u655b\u5b9e\u9645\u4e0a\u5728t\u4e0a\u5747\u5300\u53d1\u751f&#xff1a; <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250525140818-68332452eca96.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u8fd9\u4e2a\u8868\u8fbe\u5f0f\u4e2d\u7684 sup-norm \u79f0\u4e3aKolmogorov\u2013Smirnov \u7edf\u8ba1\u91cf&#xff0c;\u7528\u4e8e\u68c0\u9a8c\u7ecf\u9a8c\u5206\u5e03\u4e4b\u95f4\u7684\u62df\u5408\u4f18\u5ea6 <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>             F <\/p>\n<p>             ^ <\/p>\n<p>            n <\/p>\n<p>           ( <\/p>\n<p>           t <\/p>\n<p>           ) <\/p>\n<p>        {\\\\displaystyle \\\\scriptstyle {\\\\widehat {F}}_{n}(t)} <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.8213em;vertical-align: -0.175em\"><\/span><span class=\"mord\"><span class=\"mord mtight sizing reset-size6 size3\"><span class=\"mord mtight\"><span class=\"mord accent mtight\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.9233em\"><span class=\"\" style=\"top: -2.7em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"mord mathnormal mtight\" style=\"margin-right: 0.1389em\">F<\/span><\/span><span class=\"svg-align\" style=\"width: calc(100% - 0.1667em);margin-left: 0.1667em;top: -3.3833em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"mtight\" style=\"height: 0.24em\"> <\/p>\n<p>              <\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.1645em\"><span class=\"\" style=\"top: -2.357em;margin-right: 0.0714em\"><span class=\"pstrut\" style=\"height: 2.5em\"><\/span><span class=\"sizing reset-size3 size1 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">n<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.143em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mopen mtight sizing reset-size6 size3\">(<\/span><span class=\"mord mathnormal mtight sizing reset-size6 size3\">t<\/span><span class=\"mclose mtight sizing reset-size6 size3\">)<\/span><\/span><\/span><\/span><\/span><\/span>\u4ee5\u53ca\u5047\u8bbe\u7684\u771f\u5b9e\u7d2f\u79ef\u5206\u5e03\u51fd\u6570F\u3002\u8fd9\u91cc\u53ef\u4ee5\u5408\u7406\u5730\u4f7f\u7528\u5176\u4ed6\u8303\u6570\u51fd\u6570\u6765\u4ee3\u66ff sup \u8303\u6570\u3002\u4f8b\u5982&#xff0c;L2\u8303\u6570\u53ef\u4ee5\u63a8\u5bfc\u51faCram\u00e9r\u2013von Mises \u7edf\u8ba1\u91cf\u3002<\/p>\n<p>\u6e10\u8fd1\u5206\u5e03\u53ef\u4ee5\u7528\u51e0\u79cd\u4e0d\u540c\u7684\u65b9\u5f0f\u8fdb\u4e00\u6b65\u523b\u753b\u3002\u9996\u5148&#xff0c; \u4e2d\u5fc3\u6781\u9650\u5b9a\u7406\u6307\u51fa&#xff0c;\u9010\u70b9<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>             F <\/p>\n<p>             ^ <\/p>\n<p>            n <\/p>\n<p>           ( <\/p>\n<p>           t <\/p>\n<p>           ) <\/p>\n<p>        {\\\\displaystyle \\\\scriptstyle {\\\\widehat {F}}_{n}(t)} <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.8213em;vertical-align: -0.175em\"><\/span><span class=\"mord\"><span class=\"mord mtight sizing reset-size6 size3\"><span class=\"mord mtight\"><span class=\"mord accent mtight\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.9233em\"><span class=\"\" style=\"top: -2.7em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"mord mathnormal mtight\" style=\"margin-right: 0.1389em\">F<\/span><\/span><span class=\"svg-align\" style=\"width: calc(100% - 0.1667em);margin-left: 0.1667em;top: -3.3833em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"mtight\" style=\"height: 0.24em\"> <\/p>\n<p>              <\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.1645em\"><span class=\"\" style=\"top: -2.357em;margin-right: 0.0714em\"><span class=\"pstrut\" style=\"height: 2.5em\"><\/span><span class=\"sizing reset-size3 size1 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">n<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.143em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mopen mtight sizing reset-size6 size3\">(<\/span><span class=\"mord mathnormal mtight sizing reset-size6 size3\">t<\/span><span class=\"mclose mtight sizing reset-size6 size3\">)<\/span><\/span><\/span><\/span><\/span><\/span>\u5177\u6709\u6e10\u8fd1\u6b63\u6001\u5206\u5e03&#xff0c;\u6807\u51c6<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>           n <\/p>\n<p>        {\\\\displaystyle {\\\\sqrt {n}}} <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 1.04em;vertical-align: -0.1908em\"><\/span><span class=\"mord\"><span class=\"mord\"><span class=\"mord sqrt\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.8492em\"><span class=\"svg-align\" style=\"top: -3em\"><span class=\"pstrut\" style=\"height: 3em\"><\/span><span class=\"mord\" style=\"padding-left: 0.833em\"><span class=\"mord mathnormal\">n<\/span><\/span><\/span><span class=\"\" style=\"top: -2.8092em\"><span class=\"pstrut\" style=\"height: 3em\"><\/span><span class=\"hide-tail\" style=\"min-width: 0.853em;height: 1.08em\"> <\/p>\n<p>             <\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.1908em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/span>\u6536\u655b\u901f\u5ea6&#xff1a; <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250525140819-6833245305493.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/> \u8fd9\u4e2a\u7ed3\u679c\u7531Donkser\u5b9a\u7406\u6269\u5c55\u3002\u8be5\u5b9a\u7406\u65ad\u8a00\u7ecf\u9a8c\u8fc7\u7a0b <span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>            n <\/p>\n<p>           ( <\/p>\n<p>             F <\/p>\n<p>             ^ <\/p>\n<p>            n <\/p>\n<p>           \u2212 <\/p>\n<p>           F <\/p>\n<p>           ) <\/p>\n<p>        {\\\\displaystyle \\\\scriptstyle {\\\\sqrt {n}}({\\\\widehat {F}}_{n}-F)} <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.8213em;vertical-align: -0.175em\"><\/span><span class=\"mord\"><span class=\"mord mtight sizing reset-size6 size3\"><span class=\"mord sqrt mtight\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.8059em\"><span class=\"svg-align\" style=\"top: -3em\"><span class=\"pstrut\" style=\"height: 3em\"><\/span><span class=\"mord mtight\" style=\"padding-left: 0.833em\"><span class=\"mord mathnormal mtight\">n<\/span><\/span><\/span><span class=\"\" style=\"top: -2.7659em\"><span class=\"pstrut\" style=\"height: 3em\"><\/span><span class=\"hide-tail mtight\" style=\"min-width: 0.853em;height: 1.08em\"> <\/p>\n<p>             <\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.2341em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mopen mtight sizing reset-size6 size3\">(<\/span><span class=\"mord mtight sizing reset-size6 size3\"><span class=\"mord mtight\"><span class=\"mord accent mtight\"><span class=\"vlist-t\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.9233em\"><span class=\"\" style=\"top: -2.7em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"mord mathnormal mtight\" style=\"margin-right: 0.1389em\">F<\/span><\/span><span class=\"svg-align\" style=\"width: calc(100% - 0.1667em);margin-left: 0.1667em;top: -3.3833em\"><span class=\"pstrut\" style=\"height: 2.7em\"><\/span><span class=\"mtight\" style=\"height: 0.24em\"> <\/p>\n<p>              <\/span><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.1645em\"><span class=\"\" style=\"top: -2.357em;margin-right: 0.0714em\"><span class=\"pstrut\" style=\"height: 2.5em\"><\/span><span class=\"sizing reset-size3 size1 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\">n<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.143em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mbin mtight sizing reset-size6 size3\">\u2212<\/span><span class=\"mord mathnormal mtight sizing reset-size6 size3\" style=\"margin-right: 0.1389em\">F<\/span><span class=\"mclose mtight sizing reset-size6 size3\">)<\/span><\/span><\/span><\/span><\/span><\/span>&#xff0c;\u88ab\u89c6\u4e3a\u4e00\u4e2a\u51fd\u6570&#xff0c;\u7d22\u5f15\u4e3a<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>           t <\/p>\n<p>           \u2208 <\/p>\n<p>           R <\/p>\n<p>        {\\\\displaystyle \\\\scriptstyle t\\\\in \\\\mathbb {R} } <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.5096em;vertical-align: -0.0274em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal mtight sizing reset-size6 size3\">t<\/span><span class=\"mrel mtight sizing reset-size6 size3\">\u2208<\/span><span class=\"mord mathbb mtight sizing reset-size6 size3\">R<\/span><\/span><\/span><\/span><\/span><\/span>&#xff0c;\u5728Skorokhod \u7a7a\u95f4\u4e2d\u5206\u5e03\u6536\u655b<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>           D <\/p>\n<p>           [ <\/p>\n<p>           \u2212 <\/p>\n<p>           \u221e <\/p>\n<p>           , <\/p>\n<p>           &#043; <\/p>\n<p>           \u221e <\/p>\n<p>           ] <\/p>\n<p>        {\\\\displaystyle \\\\scriptstyle D[-\\\\infty ,&#043;\\\\infty ]} <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.7em;vertical-align: -0.175em\"><\/span><span class=\"mord\"><span class=\"mord mathnormal mtight sizing reset-size6 size3\" style=\"margin-right: 0.0278em\">D<\/span><span class=\"mopen mtight sizing reset-size6 size3\">[<\/span><span class=\"mord mtight sizing reset-size6 size3\">\u2212<\/span><span class=\"mord mtight sizing reset-size6 size3\">\u221e<\/span><span class=\"mpunct mtight sizing reset-size6 size3\">,<\/span><span class=\"mord mtight sizing reset-size6 size3\">&#043;<\/span><span class=\"mord mtight sizing reset-size6 size3\">\u221e<\/span><span class=\"mclose mtight sizing reset-size6 size3\">]<\/span><\/span><\/span><\/span><\/span><\/span>\u5747\u503c\u96f6\u9ad8\u65af\u8fc7\u7a0b\u683c<span class=\"katex--inline\"><span class=\"katex\"><span class=\"katex-mathml\"> <\/p>\n<p>            G <\/p>\n<p>            F <\/p>\n<p>           &#061; <\/p>\n<p>           B <\/p>\n<p>           \u2218 <\/p>\n<p>           F <\/p>\n<p>        {\\\\displaystyle \\\\scriptstyle G_{F}&#061;B\\\\circ F} <\/p>\n<p>    <\/span><span class=\"katex-html\"><span class=\"base\"><span class=\"strut\" style=\"height: 0.5786em;vertical-align: -0.1003em\"><\/span><span class=\"mord\"><span class=\"mord mtight sizing reset-size6 size3\"><span class=\"mord mathnormal mtight\">G<\/span><span class=\"msupsub\"><span class=\"vlist-t vlist-t2\"><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.3448em\"><span class=\"\" style=\"top: -2.3567em;margin-left: 0em;margin-right: 0.0714em\"><span class=\"pstrut\" style=\"height: 2.5em\"><\/span><span class=\"sizing reset-size3 size1 mtight\"><span class=\"mord mtight\"><span class=\"mord mathnormal mtight\" style=\"margin-right: 0.1389em\">F<\/span><\/span><\/span><\/span><\/span><span class=\"vlist-s\">\u200b<\/span><\/span><span class=\"vlist-r\"><span class=\"vlist\" style=\"height: 0.1433em\"><span class=\"\"><\/span><\/span><\/span><\/span><\/span><\/span><span class=\"mrel mtight sizing reset-size6 size3\">&#061;<\/span><span class=\"mord mathnormal mtight sizing reset-size6 size3\" style=\"margin-right: 0.0502em\">B<\/span><span class=\"mbin mtight sizing reset-size6 size3\">\u2218<\/span><span class=\"mord mathnormal mtight sizing reset-size6 size3\" style=\"margin-right: 0.1389em\">F<\/span><\/span><\/span><\/span><\/span><\/span>\u5176\u4e2dB\u662f\u6807\u51c6\u5e03\u6717\u6865\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb915\u6b21\uff0c\u70b9\u8d5e23\u6b21\uff0c\u6536\u85cf10\u6b21\u3002\u63cf\u8ff0\u4e00\u4e2a\u6982\u7387\u6a21\u578b\uff0c\u6709\u5bc6\u5ea6\u51fd\u6570\u5f88\u597d\u63cf\u8ff0\u3002\u5982\u679c\u5199\u4e0d\u51fa\u5bc6\u5ea6\u51fd\u6570\uff0c\u9000\u800c\u7528\u5206\u5e03\u51fd\u6570\u4e5f\u80fd\u5b8c\u6574\u523b\u753b\uff0c\u56e0\u6b64\uff0c\u5206\u5e03\u51fd\u6570\u8868\u793a\u6bd4\u5bc6\u5ea6\u51fd\u6570\u8868\u793a\u66f4\u52a0\u5bbd\u6cdb\u666e\u9002\u3002\u672c\u7247\u8bb2\u8ff0\u7ecf\u9a8c\u5206\u5e03\u62df\u5408\u5206\u5e03\u51fd\u6570\u7684\u57fa\u7840\u6982\u5ff5\u3002<\/p>\n","protected":false},"author":2,"featured_media":39743,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[3591,3590],"topic":[],"class_list":["post-39749","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-3591","tag-3590"],"yoast_head":"<!-- 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