{"id":1701,"date":"2024-12-09T07:53:00","date_gmt":"2024-12-08T23:53:00","guid":{"rendered":"https:\/\/blog.laoyulaoyu.top\/?p=1701"},"modified":"2024-11-14T11:54:41","modified_gmt":"2024-11-14T03:54:41","slug":"%e5%91%8a%e5%88%ab%e5%a4%8d%e6%9d%82%ef%bc%9a%e7%9c%8b%e6%9c%ba%e5%99%a8%e5%ad%a6%e4%b9%a0%e5%a6%82%e4%bd%95%e7%ae%80%e5%8c%96%e4%ba%a4%e6%98%93%e9%a2%84%e6%b5%8b%e4%b8%8e%e9%a3%8e%e9%99%a9%e7%ae%a1","status":"publish","type":"post","link":"https:\/\/laoyulaoyu.com\/index.php\/2024\/12\/09\/%e5%91%8a%e5%88%ab%e5%a4%8d%e6%9d%82%ef%bc%9a%e7%9c%8b%e6%9c%ba%e5%99%a8%e5%ad%a6%e4%b9%a0%e5%a6%82%e4%bd%95%e7%ae%80%e5%8c%96%e4%ba%a4%e6%98%93%e9%a2%84%e6%b5%8b%e4%b8%8e%e9%a3%8e%e9%99%a9%e7%ae%a1\/","title":{"rendered":"\u544a\u522b\u590d\u6742\uff1a\u770b\u673a\u5668\u5b66\u4e60\u5982\u4f55\u7b80\u5316\u4ea4\u6613\u9884\u6d4b\u4e0e\u98ce\u9669\u7ba1\u7406\u6d41\u7a0b"},"content":{"rendered":"\n<p>\u4f5c\u8005\uff1a<a href=\"https:\/\/www.laoyulaoyu.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u8001\u4f59\u635e\u9c7c<\/a><\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-cyan-bluish-gray-color\">\u539f\u521b\u4e0d\u6613\uff0c\u8f6c\u8f7d\u8bf7\u6807\u660e\u51fa\u5904\u53ca\u539f\u4f5c\u8005\u3002<\/mark><\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.laoyulaoyu.com\/wp-content\/uploads\/2024\/11\/111203.png\" alt=\"\" class=\"wp-image-2938\"\/><\/figure>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<pre class=\"wp-block-verse\"><strong>\u5199\u5728\u524d\u9762\u7684\u8bdd\uff1a<\/strong>\u672c\u6587\u5e0c\u671b\u8ba9<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u8bfb\u8005\u5148\u4e86\u89e3\u673a\u5668\u5b66\u4e60\uff08ML\uff09\u5728\u4ea4\u6613\u9886\u57df\u7684\u4e09\u677f\u65a7<\/mark>\uff1a\u4ef7\u683c\u8d70\u52bf\u9884\u6d4b\u3001\u4ea4\u6613\u65f6\u673a\u9884\u6d4b\u4ee5\u53ca\u7ed3\u5408\u98ce\u9669\u7ba1\u7406\u7684\u5165\u5e02\u65f6\u673a\u9884\u6d4b\u3002\u6587\u7ae0\u5c06\u63ed\u793a\u6bcf\u79cd\u65b9\u6cd5\u7684\u4f18\u52a3\uff0c<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-cyan-blue-color\">\u7740\u91cd\u4ecb\u7ecd\u4e86\u901a\u8fc7\u5e73\u53f0\u7b80\u5316\u6570\u636e\u6807\u6ce8\u5e76\u96c6\u6210\u98ce\u9669\u7ba1\u7406\u7684\u65b0\u7b56\u7565<\/mark>\uff0c\u6700\u7ec8\u5f3a\u8c03\u9009\u62e9\u9ad8\u6548ML\u6a21\u578b\u5bf9\u4e8e\u4ea4\u6613\u51b3\u7b56\u7684\u91cd\u8981\u6027\u3002<\/pre>\n<\/blockquote>\n\n\n\n<p>\u673a\u5668\u5b66\u4e60\uff08ML\uff09\u4e3a\u4ea4\u6613\u5e26\u6765\u4e86\u65b0\u7684\u53ef\u80fd\u6027\uff0c\u4f7f\u4ea4\u6613\u8005\u80fd\u591f\u5229\u7528\u6570\u636e\u9a71\u52a8\u7684\u6d1e\u5bdf\u529b\u505a\u51fa\u66f4\u660e\u667a\u7684\u51b3\u7b56\u3002\u5728\u4ea4\u6613\u4e2d\u5e94\u7528 ML \u6709\u591a\u79cd\u65b9\u5f0f\uff0c\u6bcf\u79cd\u65b9\u5f0f\u90fd\u6709\u4e0d\u540c\u7684\u76ee\u6807\u548c\u6311\u6218\u3002<\/p>\n\n\n\n<p>\u5728\u672c\u6587\u4e2d\uff0c\u6211\u5c06\u6982\u8ff0\u5728\u4ea4\u6613\u4e2d\u4f7f\u7528 ML \u7684\u4e09\u79cd\u65b9\u6cd5\uff0c\u7136\u540e\u91cd\u70b9\u4ecb\u7ecd\u7b2c\u4e09\u79cd\u65b9\u6cd5\uff1a\u5e26\u6709\u98ce\u9669\u7ba1\u7406\u914d\u7f6e\u7684\u5f62\u6001\u9a71\u52a8\u5165\u5e02\u9884\u6d4b\u3002\u8fd9\u79cd\u65b9\u6cd5\u5c06\u8721\u70db\u56fe\u5f62\u6001\u8bc6\u522b\u4e0e\u9884\u5b9a\u4e49\u7684\u98ce\u9669\u53c2\u6570\uff08\u5982\u6b62\u76c8\u548c\u6b62\u635f\u6c34\u5e73\uff09\u76f8\u7ed3\u5408\uff0c\u4ee5\u63d0\u9ad8\u4ea4\u6613\u7b56\u7565\u7684\u6709\u6548\u6027\u3002\u4e0e\u4f20\u7edf\u65b9\u6cd5\u4e0d\u540c\u7684\u662f\uff0c\u8fd9\u79cd\u65b9\u6cd5\u5141\u8bb8\u4ea4\u6613\u8005\u6839\u636e\u5f62\u6001\u4fe1\u53f7\u548c\u98ce\u9669\u7ba1\u7406\u505a\u51fa\u5165\u5e02\u51b3\u7b56\uff0c\u4e3a\u51b3\u7b56\u521b\u5efa\u4e86\u4e00\u4e2a\u7ed3\u6784\u5316\u6846\u67b6\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u4e00\u3001\u4ef7\u683c\u8d70\u52bf\u9884\u6d4b<\/strong><\/h3>\n\n\n\n<p>\u8fd9\u79cd\u65b9\u6cd5\u8bd5\u56fe\u9884\u6d4b\u8d44\u4ea7\u7684\u672a\u6765\u4ef7\u683c\uff0c\u4e3a\u4e70\u5165\/\u5356\u51fa\u51b3\u7b56\u63d0\u4f9b\u76f4\u63a5\u4f9d\u636e\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.laoyulaoyu.com\/wp-content\/uploads\/2024\/11\/image-69.png\" alt=\"\" class=\"wp-image-2940\"\/><\/figure>\n\n\n\n<p><strong>\u4f18\u7f3a\u70b9\u5206\u6790<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" src=\"https:\/\/www.laoyulaoyu.com\/wp-content\/uploads\/2024\/11\/image-73.png\" alt=\"\" class=\"wp-image-2944\"\/><\/figure>\n<\/div>\n\n\n<p id=\"f125\"><strong>1. <strong>\u4f18\u70b9<\/strong><\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u76f4\u89c2\u8f93\u51fa\uff1a\u9884\u6d4b\u7684\u4ef7\u683c\u6216\u8d8b\u52bf\u65b9\u5411\u6613\u4e8e\u89e3\u8bfb\u3002<\/li>\n\n\n\n<li>\u4e0e\u4fa7\u91cd\u4e8e\u9884\u6d4b\u672a\u6765\u4ef7\u683c\u7684\u4f20\u7edf\u4ea4\u6613\u6a21\u5f0f\u76f8\u4e00\u81f4\u3002<\/li>\n<\/ul>\n\n\n\n<p id=\"bd55\"><strong>2. <strong>\u7f3a\u70b9<\/strong><\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u590d\u6742\u7684\u65f6\u95f4\u5e8f\u5217\u95ee\u9898\uff1a\u7531\u4e8e\u5e02\u573a\u6ce2\u52a8\u548c\u566a\u97f3\uff0c\u51c6\u786e\u9884\u6d4b\u4ef7\u683c\u975e\u5e38\u56f0\u96be\u3002<\/li>\n\n\n\n<li>\u8bef\u5dee\u5e45\u5ea6\u5927\uff1a\u9884\u6d4b\u4e2d\u7684\u5fae\u5c0f\u8bef\u5dee\u4f1a\u5bfc\u81f4\u4ea4\u6613\u8868\u73b0\u4e0d\u4f73\uff0c\u5c24\u5176\u662f\u4ef7\u683c\u6ce2\u52a8\u6781\u5c0f\u7684\u8d44\u4ea7\u3002<\/li>\n\n\n\n<li>\u6570\u636e\u9700\u6c42\u91cf\u5927\uff1a\u9700\u8981\u5927\u91cf\u5386\u53f2\u6570\u636e\u548c\u5904\u7406\u80fd\u529b\uff0c\u6210\u672c\u9ad8\u6602\u4e14\u590d\u6742\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u4e8c\u3001\u4ea4\u6613\u65f6\u673a\u9884\u6d4b<\/strong><\/h3>\n\n\n\n<p>\u5728\u8fd9\u79cd\u65b9\u6cd5\u4e2d\uff0cML \u6a21\u578b\u6839\u636e\u5386\u53f2\u6a21\u5f0f\u9884\u6d4b\u4f55\u65f6\u4e70\u5165\u6216\u5356\u51fa\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.laoyulaoyu.com\/wp-content\/uploads\/2024\/11\/image-70.png\" alt=\"\" class=\"wp-image-2941\"\/><\/figure>\n\n\n\n<p><strong>\u4f18\u7f3a\u70b9\u5206\u6790<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" src=\"https:\/\/www.laoyulaoyu.com\/wp-content\/uploads\/2024\/11\/image-74.png\" alt=\"\" class=\"wp-image-2945\"\/><\/figure>\n<\/div>\n\n\n<p id=\"2d43\">1. <strong>\u4f18\u70b9<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7b80\u5316\u51b3\u7b56\uff1a\u8f93\u51fa\u4e3a\u4e8c\u8fdb\u5236\uff08+1 \u8868\u793a\u4e70\u5165\uff0c-1 \u8868\u793a\u5356\u51fa\uff09\uff0c\u66f4\u6613\u4e8e\u89e3\u91ca\u3002<\/li>\n\n\n\n<li>\u4e13\u6ce8\u4e8e\u53ef\u64cd\u4f5c\u7684\u4fe1\u53f7\uff0c\u51cf\u5c11\u4ef7\u683c\u6301\u7eed\u6ce2\u52a8\u5e26\u6765\u7684\u566a\u97f3\u3002<\/li>\n<\/ul>\n\n\n\n<p id=\"267e\">2. <strong>\u7f3a\u70b9<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9700\u8981\u6807\u8bb0\u6570\u636e\uff1a\u6570\u636e\u5fc5\u987b\u9884\u5148\u6807\u6ce8\u4e70\u5165\/\u5356\u51fa\/\u6301\u6709\u4fe1\u53f7\uff0c\u8fd9\u53ef\u80fd\u9700\u8981\u8017\u8d39\u5927\u91cf\u65f6\u95f4\u6765\u51c6\u5907\u3002<\/li>\n\n\n\n<li>\u7f3a\u4e4f\u98ce\u9669\u7ba1\u7406\uff1a\u8fdb\u5165\/\u9000\u51fa\u4fe1\u53f7\u4e0d\u5305\u62ec\u6b62\u76c8\u6216\u6b62\u635f\u6c34\u5e73\uff0c\u9650\u5236\u4e86\u5bf9\u6f5c\u5728\u6536\u76ca\u548c\u635f\u5931\u7684\u63a7\u5236\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u4e09\u3001\u7ed3\u5408\u98ce\u9669\u7ba1\u7406\u7684\u5165\u5e02\u65f6\u673a\u9884\u6d4b<\/strong><\/h3>\n\n\n\n<p>\u8fd9\u79cd\u65b9\u6cd5\u901a\u8fc7\u9884\u5148\u786e\u5b9a\u7684\u6b62\u76c8\u548c\u6b62\u635f\u6c34\u5e73\u6765\u9884\u6d4b\u662f\u5426\u8fdb\u5165\u4ea4\u6613\uff0c\u975e\u5e38\u9002\u5408\u6ce8\u91cd\u98ce\u9669\u7ba1\u7406\u7684\u4ea4\u6613\u8005\u3002\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u4f7f\u7528 LLM\u5e73\u53f0\u6839\u636e\u7279\u5b9a\u7684\u8721\u70db\u56fe\u5f62\u6001\u548c\u98ce\u9669\u53c2\u6570\u751f\u6210\u6807\u7b7e\u6570\u636e\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.laoyulaoyu.com\/wp-content\/uploads\/2024\/11\/image-71.png\" alt=\"\" class=\"wp-image-2942\"\/><\/figure>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img decoding=\"async\" src=\"https:\/\/www.laoyulaoyu.com\/wp-content\/uploads\/2024\/11\/image-76.png\" alt=\"\" class=\"wp-image-2947\"\/><\/figure>\n<\/div>\n\n\n<p><strong>\u4f18\u7f3a\u70b9\u5206\u6790<\/strong><\/p>\n\n\n\n<p id=\"f9a1\">1. <strong>\u4f18\u70b9<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8f93\u51fa\u7b80\u5355\uff1a\u8be5\u6a21\u578b\u53ef\u9884\u6d4b\u662f\u52a0\u5165\uff081\uff09\u8fd8\u662f\u9000\u51fa\uff080\uff09\uff0c\u4ece\u800c\u4f7f\u51b3\u7b56\u53d8\u5f97\u7b80\u5355\u660e\u4e86\u3002<\/li>\n\n\n\n<li>\u6a21\u5f0f\u9a71\u52a8\uff1a\u4fa7\u91cd\u4e8e\u7279\u5b9a\u6a21\u5f0f\uff0c\u63d0\u4f9b\u8fc7\u6ee4\u6570\u636e\u5e76\u51cf\u5c11\u566a\u97f3\u3002<\/li>\n\n\n\n<li>\u5185\u7f6e\u98ce\u9669\u7ba1\u7406\uff1a\u901a\u8fc7\u63d0\u524d\u5b9a\u4e49\u6b62\u76c8\u548c\u6b62\u635f\u6c34\u5e73\uff0c\u8ba1\u7b97\u6f5c\u5728\u6536\u76ca\u548c\u98ce\u9669\u53d8\u5f97\u66f4\u52a0\u5bb9\u6613\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 LLM\u5e73\u53f0\u7b80\u5316\u6570\u636e\u6807\u7b7e\uff1a\u901a\u8fc7LLM\u5e73\u53f0\uff0c\u60a8\u53ef\u4ee5\u8bc6\u522b\u6210\u529f\u548c\u5931\u8d25\u7684\u673a\u4f1a\uff0c\u4ece\u800c\u5feb\u901f\u6807\u8bb0\u6570\u636e\uff0c\u65e0\u9700\u624b\u52a8\u6807\u8bb0\u6570\u636e\u3002<\/li>\n<\/ul>\n\n\n\n<p id=\"4b3f\">2. <strong>\u7f3a\u70b9<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6570\u636e\u70b9\u51cf\u5c11\uff1a\u7531\u4e8e\u8981\u6839\u636e\u7279\u5b9a\u6a21\u5f0f\u548c\u98ce\u9669\u8bbe\u7f6e\u8fdb\u884c\u7b5b\u9009\uff0c\u56e0\u6b64\u53ef\u7528\u4e8e\u8bad\u7ec3\u7684\u6570\u636e\u70b9\u53ef\u80fd\u4f1a\u51cf\u5c11\u3002<\/li>\n\n\n\n<li>\u9759\u6001\u98ce\u9669\u53c2\u6570\uff1a\u9884\u5b9a\u4e49\u7684\u6b62\u76c8\u548c\u6b62\u635f\u6c34\u5e73\u5728\u52a8\u6001\u5e02\u573a\u4e2d\u53ef\u80fd\u7f3a\u4e4f\u7075\u6d3b\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u56db\u3001\u5bf9\u7b2c\u4e09\u79cd\u65b9\u6cd5\u4e2d ML \u6a21\u578b\u7684\u53d1\u5c55\u5c55\u671b<\/strong><\/h3>\n\n\n\n<p id=\"1e21\">\u5728\u7b2c\u4e09\u79cd\u65b9\u6cd5\u4e2d\uff0c\u6211\u4eec\u7684\u76ee\u6807\u662f\u6700\u5927\u9650\u5ea6\u5730\u63d0\u9ad8\u4ea4\u6613\u6210\u529f\u7387\uff0c\u540c\u65f6\u6700\u5927\u9650\u5ea6\u5730\u51cf\u5c11\u9519\u8bef\u4fe1\u53f7\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6df7\u6dc6\u77e9\u9635\u5bf9\u6a21\u578b\u8fdb\u884c\u8bc4\u4f30\uff0c\u5b83\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5c06\u6a21\u578b\u7684\u9884\u6d4b\u5206\u4e3a\u56db\u4e2a\u5173\u952e\u9886\u57df\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>True Positives<\/strong>\uff08\u5b9e\u9645 1 \u6b21\uff0c\u9884\u6d4b 1 \u6b21\uff09\uff1a\u6a21\u578b\u6b63\u786e\u8bc6\u522b\u6210\u529f\u4ea4\u6613\uff0c\u4ea7\u751f\u5229\u6da6\u3002<\/li>\n\n\n\n<li><strong>False Positives <\/strong>\uff08\u5b9e\u9645\u4e3a 0\uff0c\u9884\u6d4b\u4e3a 1\uff09\uff1a\u6a21\u578b\u53d1\u51fa\u9519\u8bef\u7684\u4ea4\u6613\u4fe1\u53f7\uff0c\u5bfc\u81f4\u8bef\u62a5\u9020\u6210\u635f\u5931\u3002<\/li>\n\n\n\n<li><strong>False Negatives <\/strong>\uff08\u5b9e\u9645\u4e3a 1\uff0c\u9884\u6d4b\u4e3a 0\uff09\uff1a\u6a21\u578b\u9519\u5931\u76c8\u5229\u673a\u4f1a\u3002<\/li>\n\n\n\n<li><strong>True Negatives <\/strong>\uff08\u5b9e\u9645\u4e3a 0\uff0c\u9884\u6d4b\u4e3a 0\uff09\uff1a\u6a21\u578b\u6b63\u786e\u907f\u514d\u4e86\u5728\u4e0d\u5229\u6761\u4ef6\u4e0b\u8fdb\u884c\u4ea4\u6613\uff0c\u4fdd\u62a4\u4e86\u6295\u8d44\u7ec4\u5408\u3002<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/www.laoyulaoyu.com\/wp-content\/uploads\/2024\/11\/image-72.png\" alt=\"\" class=\"wp-image-2943\"\/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><br><strong>\u4e94\u3001\u4f7f\u7528 LLM \u6807\u6ce8\u6570\u636e\u7684\u793a\u4f8b\u573a\u666f<\/strong><\/h3>\n\n\n\n<p id=\"c832\">\u5047\u8bbe\u6211\u4eec\u9009\u62e9\u76c8\u4e8f\u6bd4\u4e3a 3:1 \u7684\u5341\u5b57\u661f\u5f62\u6001\uff0c\u5e76\u8bbe\u5b9a\u6700\u4f4e\u76c8\u5229\u4e3a 150 \u70b9\u3002\u6b64\u914d\u7f6e\u7684\u6b62\u635f\u70b9\u4e3a 50 \u70b9\u3002\u4f7f\u7528LLM\uff0c\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u8fd9\u4e00\u8bbe\u7f6e\u627e\u51fa 100 \u4e2a\u673a\u4f1a\u3002<\/p>\n\n\n\n<p id=\"56f2\">\u5728\u5e94\u7528 ML \u4e4b\u524d\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>True Positives<\/strong>\uff08\u5b9e\u9645 1\uff0c\u9884\u6d4b 1\uff09= 30<\/li>\n\n\n\n<li><strong>False Positives <\/strong>\uff08\u5b9e\u9645\u4e3a 0\uff0c\u9884\u6d4b\u4e3a 1\uff09= 70<\/li>\n<\/ul>\n\n\n\n<p id=\"1b1b\">\u8fd4\u56de\u8ba1\u7b97\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u603b\u56de\u62a5 = (30 * 150) &#8211; (70 * 50) = 1000 \u70b9\u3002<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image\" id=\"12ce\"><img decoding=\"async\" src=\"https:\/\/cdn-images-1.readmedium.com\/v2\/resize:fit:800\/1*t7-F37uiUb6QY7BDiIWg5w.png\" alt=\"\"\/><\/figure>\n\n\n\n<p id=\"0c8b\">\u6211\u4eec\u7684 ML \u6a21\u578b\u7684\u76ee\u6807\u662f\u589e\u52a0 <strong>True Positives<\/strong> \u7684\u6570\u91cf\uff0c\u51cf\u5c11 <strong>False Positives <\/strong>\u7684\u6570\u91cf\u3002<\/p>\n\n\n\n<p id=\"9bfa\"><strong>\u5e94\u7528 ML \u6a21\u578b\u540e\uff1a<\/strong><\/p>\n\n\n\n<p><strong>\u6a21\u578b\u4e00\u7684\u7ed3\u679c\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>True Positives (\u5b9e\u9645 1\uff0c\u9884\u6d4b 1)<\/strong>&nbsp;= 25<\/li>\n\n\n\n<li><strong>False Positives (\u5b9e\u9645\u4e3a 0\uff0c\u9884\u6d4b\u4e3a 1)<\/strong>&nbsp;= 20<\/li>\n\n\n\n<li><strong>False Negatives (\u5b9e\u9645\u4e3a 1\uff0c\u9884\u6d4b\u4e3a 0)<\/strong>&nbsp;= 5<\/li>\n\n\n\n<li><strong>True Negatives (\u5b9e\u9645\u4e3a 0\uff0c\u9884\u6d4b\u4e3a 0)<\/strong>&nbsp;= 50<br><\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\" id=\"dc1f\"><img decoding=\"async\" src=\"https:\/\/cdn-images-1.readmedium.com\/v2\/resize:fit:800\/1*UDVDibMwWUNLEsZF_bZBXA.png\" alt=\"\"\/><\/figure>\n<\/div>\n\n\n<p id=\"cfb0\">\u603b\u56de\u62a5 = (25 * 150) &#8211; (20 * 50) = 2750 \u70b9\u3002\u8fd9\u8868\u660e\uff0c\u6a21\u578b 1 \u63d0\u9ad8\u4e86\u76c8\u5229\u80fd\u529b\u3002<\/p>\n\n\n\n<p id=\"2b77\"><strong>\u6a21\u578b\u4e8c\u7684\u7ed3\u679c\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>True Positives (\u5b9e\u9645 1\uff0c\u9884\u6d4b 1)<\/strong>&nbsp;= 20<\/li>\n\n\n\n<li><strong>False Positives (\u5b9e\u9645\u4e3a 0\uff0c\u9884\u6d4b\u4e3a 1)<\/strong>&nbsp;= 50<\/li>\n\n\n\n<li><strong>False Negatives (\u5b9e\u9645\u4e3a 1\uff0c\u9884\u6d4b\u4e3a 0)<\/strong>&nbsp;= 10<\/li>\n\n\n\n<li><strong>True Negatives (\u5b9e\u9645\u4e3a 0\uff0c\u9884\u6d4b\u4e3a 0)<\/strong>&nbsp;= 20<br><\/li>\n<\/ul>\n\n\n\n<p id=\"7b6f\">\u603b\u56de\u62a5 = (20 * 150) &#8211; (50 * 50) = 500 \u70b9\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6a21\u578b 2 \u7684\u8868\u73b0\u66f4\u5dee\uff0c\u8fd9\u8bf4\u660e\u5e76\u975e\u6240\u6709\u7684 ML \u6a21\u578b\u90fd\u80fd\u63d0\u9ad8\u76c8\u5229\u80fd\u529b\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\" id=\"c332\"><img decoding=\"async\" src=\"https:\/\/cdn-images-1.readmedium.com\/v2\/resize:fit:800\/1*50LVZWcT4TOYeXQ5uTrvPw.png\" alt=\"\"\/><\/figure>\n<\/div>\n\n\n<p>\u8fd9\u4e2a\u5206\u6790\u793a\u4f8b\u5f3a\u8c03\u4e86\u9009\u62e9\u4e00\u4e2a\u4fdd\u6301\u9ad8 <strong>True Positives<\/strong> \u548c\u4f4e<strong> False Positives<\/strong> \u7684<strong>\u6709\u6548 ML \u6a21\u578b<\/strong>\u7684\u91cd\u8981\u6027\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u516d\u3001\u89c2\u70b9\u603b\u7ed3<\/strong><\/h3>\n\n\n\n<p>\u672c\u6587\u8bbe\u5b9a\u4e86\u4e00\u4e2a\u57fa\u51c6\u53c2\u8003\uff0c\u9488\u5bf9\u7684\u662f\u5728\u4ea4\u6613\u8fc7\u7a0b\u4e2d\u76f4\u63a5\u878d\u5408\u98ce\u9669\u53c2\u6570\u7684\u673a\u5668\u5b66\u4e60\u6a21\u578b\u6240\u5e94\u8fbe\u5230\u7684\u9884\u671f\u6548\u679c\u3002\u8fd9\u79cd\u96c6\u6210\u98ce\u9669\u53c2\u6570\u7684\u7b56\u7565\uff0c\u4f1a\u4e3a\u90a3\u4e9b\u8ffd\u6c42\u5305\u542b\u98ce\u9669\u7ba1\u7406\u7684\u6570\u636e\u9a71\u52a8\u578b\u4ea4\u6613\u8005\u5e26\u6765\u4e86\u65b0\u7684\u601d\u8def\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u673a\u5668\u5b66\u4e60\uff08ML\uff09\u4e3a\u4ea4\u6613\u63d0\u4f9b\u4e86\u65b0\u7684\u53ef\u80fd\u6027<\/strong>\uff0c\u4f7f\u4ea4\u6613\u8005\u80fd\u591f\u57fa\u4e8e\u6570\u636e\u505a\u51fa\u51b3\u7b56\u3002<\/li>\n\n\n\n<li>\u5728\u4ea4\u6613\u4e2d\u5e94\u7528ML\u7684<strong>\u4e09\u79cd\u65b9\u6cd5<\/strong>\u5206\u522b\u662f\uff1a\u9884\u6d4b\u4ef7\u683c\u8d70\u52bf\u3001\u9884\u6d4b\u5165\u53e3\u548c\u51fa\u53e3\u70b9\uff0c\u4ee5\u53ca\u9884\u6d4b\u5165\u5e02\u65f6\u673a\u4f34\u968f\u98ce\u9669\u7ba1\u7406\u914d\u7f6e\u3002<\/li>\n\n\n\n<li>\u7b2c\u4e09\u79cd\u65b9\u6cd5<strong>\u7ed3\u5408\u5f62\u6001\u8bc6\u522b\u548c\u98ce\u9669\u7ba1\u7406\u53c2\u6570<\/strong>\uff0c\u80fd\u591f\u63d0\u4f9b\u4e00\u4e2a\u7ed3\u6784\u5316\u7684\u51b3\u7b56\u6846\u67b6\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528\u57fa\u4e8e<strong>LLM<\/strong>\u8bad\u7ec3\u7684\u5e73\u53f0\u53ef\u4ee5<strong>\u7b80\u5316\u6570\u636e\u6807\u6ce8\u8fc7\u7a0b<\/strong>\uff0c\u5e76\u63d0\u4f9b<strong>\u5185\u7f6e\u98ce\u9669\u7ba1\u7406<\/strong>\u7684\u529f\u80fd\u3002<\/li>\n\n\n\n<li>\u901a\u8fc7<strong>\u6df7\u6dc6\u77e9\u9635<\/strong>\u8bc4\u4f30ML\u6a21\u578b\u7684\u6027\u80fd\uff0c\u91cd\u70b9\u5728\u4e8e<strong>\u63d0\u9ad8\u771f\u9633\u6027\u548c\u51cf\u5c11\u5047\u9633\u6027<\/strong>\u3002<\/li>\n\n\n\n<li>\u9009\u62e9\u6709\u6548\u7684ML\u6a21\u578b\u5bf9\u4e8e\u63d0\u9ad8\u4ea4\u6613\u6210\u529f\u7387\u548c\u76c8\u5229\u80fd\u529b\u81f3\u5173\u91cd\u8981\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p>\u611f\u8c22\u60a8\u9605\u8bfb\u5230\u6700\u540e\uff0c\u5e0c\u671b\u672c\u6587\u80fd\u7ed9\u60a8\u5e26\u6765\u65b0\u7684\u6536\u83b7\u3002\u795d\u60a8\u6295\u8d44\u987a\u5229\uff01\u5982\u679c\u5bf9\u6587\u4e2d\u7684\u5185\u5bb9\u6709\u4efb\u4f55\u7591\u95ee\uff0c\u8bf7\u7ed9\u6211\u7559\u8a00\uff0c\u5fc5\u590d\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><\/p>\n\n\n\n<p class=\"has-text-align-center\"><strong><mark style=\"background-color:#ffffff\" class=\"has-inline-color has-cyan-bluish-gray-color\">\u672c\u6587\u5185\u5bb9\u4ec5\u4ec5\u662f\u6280\u672f\u63a2\u8ba8\u548c\u5b66\u4e60\uff0c\u5e76\u4e0d\u6784\u6210\u4efb\u4f55\u6295\u8d44\u5efa\u8bae\u3002<\/mark><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f5c\u8005\uff1a\u8001\u4f59\u635e\u9c7c \u539f\u521b\u4e0d\u6613\uff0c\u8f6c\u8f7d\u8bf7\u6807\u660e\u51fa\u5904\u53ca\u539f\u4f5c\u8005\u3002&#8230;<\/p>\n<div class=\"more-link-wrapper\"><a class=\"more-link\" href=\"https:\/\/laoyulaoyu.com\/index.php\/2024\/12\/09\/%e5%91%8a%e5%88%ab%e5%a4%8d%e6%9d%82%ef%bc%9a%e7%9c%8b%e6%9c%ba%e5%99%a8%e5%ad%a6%e4%b9%a0%e5%a6%82%e4%bd%95%e7%ae%80%e5%8c%96%e4%ba%a4%e6%98%93%e9%a2%84%e6%b5%8b%e4%b8%8e%e9%a3%8e%e9%99%a9%e7%ae%a1\/\">Continue reading<span class=\"screen-reader-text\">\u544a\u522b\u590d\u6742\uff1a\u770b\u673a\u5668\u5b66\u4e60\u5982\u4f55\u7b80\u5316\u4ea4\u6613\u9884\u6d4b\u4e0e\u98ce\u9669\u7ba1\u7406\u6d41\u7a0b<\/span><\/a><\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[3,5,6],"class_list":{"0":"post-1701","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-aiinvest","7":"tag-ai","9":"tag-6","10":"entry"},"_links":{"self":[{"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/posts\/1701","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/comments?post=1701"}],"version-history":[{"count":1,"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/posts\/1701\/revisions"}],"predecessor-version":[{"id":1702,"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/posts\/1701\/revisions\/1702"}],"wp:attachment":[{"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/media?parent=1701"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/categories?post=1701"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/laoyulaoyu.com\/index.php\/wp-json\/wp\/v2\/tags?post=1701"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}