{"id":167805,"date":"2024-11-06T07:33:20","date_gmt":"2024-11-05T23:33:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/167805\/"},"modified":"2024-11-06T07:33:21","modified_gmt":"2024-11-05T23:33:21","slug":"%e5%88%a9%e7%94%a8%e6%95%b8%e6%93%9a%e6%8c%96%e6%8e%98%e6%8a%80%e8%a1%93%e6%8e%a2%e7%b4%a2%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9a%e4%b8%80%e4%bb%bd%e5%af%a6%e7%94%a8%e7%9a%84%e8%aa%b2%e8%a8%ad%e6%8c%87","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/167805\/","title":{"rendered":"\u5229\u7528\u6578\u64da\u6316\u6398\u6280\u8853\u63a2\u7d22\u6578\u64da\u5eab\uff1a\u4e00\u4efd\u5be6\u7528\u7684\u8ab2\u8a2d\u6307\u5357 (\u6578\u64da\u6316\u6398\u8ab2\u8a2d\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"%e5%88%a9%e7%94%a8%e6%95%b8%e6%93%9a%e6%8c%96%e6%8e%98%e6%8a%80%e8%a1%93%e6%8e%a2%e7%b4%a2%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9a%e4%b8%80%e4%bb%bd%e5%af%a6%e7%94%a8%e7%9a%84%e8%aa%b2%e8%a8%ad%e6%8c%87-PPIIwArHgu\">\u5229\u7528\u6578\u64da\u6316\u6398\u6280\u8853\u63a2\u7d22\u6578\u64da\u5eab\uff1a\u4e00\u4efd\u5be6\u7528\u7684\u8ab2\u8a2d\u6307\u5357 (\u6578\u64da\u6316\u6398\u8ab2\u8a2d\u6578\u64da\u5eab)<\/h1>\n<p>\u6578\u64da\u6316\u6398\u6280\u8853\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\u626e\u6f14\u8457\u81f3\u95dc\u91cd\u8981\u7684\u89d2\u8272\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u6fc0\u589e\uff0c\u5982\u4f55\u6709\u6548\u5730\u5f9e\u4e2d\u63d0\u53d6\u6709\u50f9\u503c\u7684\u4fe1\u606f\u6210\u70ba\u4e86\u8a31\u591a\u4f01\u696d\u548c\u7814\u7a76\u8005\u9762\u81e8\u7684\u6311\u6230\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528\u6578\u64da\u6316\u6398\u6280\u8853\u63a2\u7d22\u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u4e00\u4efd\u5be6\u7528\u7684\u8ab2\u8a2d\u6307\u5357\uff0c\u5e6b\u52a9\u5b78\u751f\u548c\u5c08\u696d\u4eba\u58eb\u66f4\u597d\u5730\u7406\u89e3\u548c\u61c9\u7528\u9019\u4e9b\u6280\u8853\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e6%8c%96%e6%8e%98%ef%bc%9f-PPIIwArHgu\">\u4ec0\u9ebc\u662f\u6578\u64da\u6316\u6398\uff1f<\/h2>\n<p>\u6578\u64da\u6316\u6398\u662f\u5f9e\u5927\u91cf\u6578\u64da\u4e2d\u63d0\u53d6\u96b1\u542b\u7684\u3001\u53ef\u7528\u7684\u77e5\u8b58\u7684\u904e\u7a0b\u3002\u9019\u4e00\u904e\u7a0b\u901a\u5e38\u6d89\u53ca\u6578\u64da\u6e05\u7406\u3001\u6578\u64da\u6574\u5408\u3001\u6578\u64da\u9078\u64c7\u3001\u6578\u64da\u8f49\u63db\u3001\u6578\u64da\u6316\u6398\u3001\u6a21\u5f0f\u8a55\u4f30\u548c\u77e5\u8b58\u8868\u793a\u7b49\u6b65\u9a5f\u3002\u6578\u64da\u6316\u6398\u6280\u8853\u5305\u62ec\u5206\u985e\u3001\u56de\u6b78\u3001\u805a\u985e\u3001\u95dc\u806f\u898f\u5247\u5b78\u7fd2\u7b49\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e6%8c%96%e6%8e%98%e7%9a%84%e6%87%89%e7%94%a8%e9%a0%98%e5%9f%9f-PPIIwArHgu\">\u6578\u64da\u6316\u6398\u7684\u61c9\u7528\u9818\u57df<\/h2>\n<ul>\n<li><strong>\u5e02\u5834\u5206\u6790\uff1a<\/strong>\u4f01\u696d\u53ef\u4ee5\u901a\u904e\u6578\u64da\u6316\u6398\u6280\u8853\u5206\u6790\u6d88\u8cbb\u8005\u884c\u70ba\uff0c\u5f9e\u800c\u5236\u5b9a\u66f4\u6709\u6548\u7684\u5e02\u5834\u7b56\u7565\u3002<\/li>\n<li><strong>\u91d1\u878d\u98a8\u96aa\u7ba1\u7406\uff1a<\/strong>\u91d1\u878d\u6a5f\u69cb\u5229\u7528\u6578\u64da\u6316\u6398\u6280\u8853\u4f86\u8a55\u4f30\u8cb8\u6b3e\u7533\u8acb\u8005\u7684\u4fe1\u7528\u98a8\u96aa\u3002<\/li>\n<li><strong>\u91ab\u7642\u8a3a\u65b7\uff1a<\/strong>\u91ab\u7642\u6a5f\u69cb\u53ef\u4ee5\u901a\u904e\u5206\u6790\u75c5\u6b77\u6578\u64da\u4f86\u9810\u6e2c\u75be\u75c5\u7684\u767c\u5c55\u8da8\u52e2\u3002<\/li>\n<li><strong>\u793e\u4ea4\u7db2\u7d61\u5206\u6790\uff1a<\/strong>\u901a\u904e\u5206\u6790\u793e\u4ea4\u5a92\u9ad4\u6578\u64da\uff0c\u4f01\u696d\u53ef\u4ee5\u4e86\u89e3\u7528\u6236\u7684\u9700\u6c42\u548c\u504f\u597d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%b8%e6%93%9a%e6%8c%96%e6%8e%98%e8%aa%b2%e8%a8%ad%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%ad%a5%e9%a9%9f-PPIIwArHgu\">\u6578\u64da\u6316\u6398\u8ab2\u8a2d\u7684\u57fa\u672c\u6b65\u9a5f<\/h2>\n<p>\u5728\u9032\u884c\u6578\u64da\u6316\u6398\u8ab2\u8a2d\u6642\uff0c\u5b78\u751f\u9700\u8981\u9075\u5faa\u4ee5\u4e0b\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e7%a2%ba%e5%ae%9a%e7%a0%94%e7%a9%b6%e5%95%8f%e9%a1%8c-PPIIwArHgu\">1. \u78ba\u5b9a\u7814\u7a76\u554f\u984c<\/h3>\n<p>\u9996\u5148\uff0c\u5b78\u751f\u9700\u8981\u660e\u78ba\u4ed6\u5011\u5e0c\u671b\u89e3\u6c7a\u7684\u554f\u984c\u6216\u7814\u7a76\u7684\u4e3b\u984c\u3002\u9019\u53ef\u4ee5\u662f\u95dc\u65bc\u5e02\u5834\u8da8\u52e2\u7684\u5206\u6790\u3001\u7528\u6236\u884c\u70ba\u7684\u7814\u7a76\u7b49\u3002<\/p>\n<h3 id=\"2-%e6%95%b8%e6%93%9a%e6%94%b6%e9%9b%86-PPIIwArHgu\">2. \u6578\u64da\u6536\u96c6<\/h3>\n<p>\u6839\u64da\u7814\u7a76\u554f\u984c\uff0c\u5b78\u751f\u9700\u8981\u6536\u96c6\u76f8\u95dc\u7684\u6578\u64da\u3002\u9019\u4e9b\u6578\u64da\u53ef\u4ee5\u4f86\u81ea\u516c\u958b\u6578\u64da\u96c6\u3001\u4f01\u696d\u5167\u90e8\u6578\u64da\u6216\u901a\u904e\u554f\u5377\u8abf\u67e5\u7372\u5f97\u3002<\/p>\n<h3 id=\"3-%e6%95%b8%e6%93%9a%e9%a0%90%e8%99%95%e7%90%86-PPIIwArHgu\">3. \u6578\u64da\u9810\u8655\u7406<\/h3>\n<p>\u6578\u64da\u9810\u8655\u7406\u662f\u6578\u64da\u6316\u6398\u4e2d\u975e\u5e38\u91cd\u8981\u7684\u4e00\u6b65\u3002\u9019\u5305\u62ec\u6578\u64da\u6e05\u7406\uff08\u53bb\u9664\u91cd\u8907\u548c\u7f3a\u5931\u503c\uff09\u3001\u6578\u64da\u8f49\u63db\uff08\u6a19\u6e96\u5316\u548c\u6b63\u898f\u5316\uff09\u7b49\u3002<\/p>\n<h3 id=\"4-%e6%95%b8%e6%93%9a%e5%88%86%e6%9e%90-PPIIwArHgu\">4. \u6578\u64da\u5206\u6790<\/h3>\n<p>\u5728\u6578\u64da\u9810\u8655\u7406\u5b8c\u6210\u5f8c\uff0c\u5b78\u751f\u53ef\u4ee5\u4f7f\u7528\u5404\u7a2e\u6578\u64da\u6316\u6398\u6280\u8853\u9032\u884c\u6578\u64da\u5206\u6790\u3002\u4f8b\u5982\uff0c\u4f7f\u7528Python\u4e2d\u7684Pandas\u548cScikit-learn\u5eab\u9032\u884c\u6578\u64da\u5206\u6790\uff1a<\/p>\n<pre><code>import pandas as pd\nfrom sklearn.model_selection import train_test_split\nfrom sklearn.ensemble import RandomForestClassifier\n\n# \u8b80\u53d6\u6578\u64da\ndata = pd.read_csv('data.csv')\n\n# \u6578\u64da\u5206\u5272\nX = data.drop('target', axis=1)\ny = data['target']\nX_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2)\n\n# \u5efa\u7acb\u6a21\u578b\nmodel = RandomForestClassifier()\nmodel.fit(X_train, y_train)\n\n# \u9810\u6e2c\npredictions = model.predict(X_test)<\/code><\/pre>\n<h3 id=\"5-%e7%b5%90%e6%9e%9c%e8%a9%95%e4%bc%b0-PPIIwArHgu\">5. \u7d50\u679c\u8a55\u4f30<\/h3>\n<p>\u5206\u6790\u5b8c\u6210\u5f8c\uff0c\u5b78\u751f\u9700\u8981\u8a55\u4f30\u6a21\u578b\u7684\u6548\u679c\uff0c\u9019\u53ef\u4ee5\u901a\u904e\u6e96\u78ba\u7387\u3001\u53ec\u56de\u7387\u7b49\u6307\u6a19\u4f86\u9032\u884c\u3002<\/p>\n<h3 id=\"6-%e7%9f%a5%e8%ad%98%e8%a1%a8%e7%a4%ba-PPIIwArHgu\">6. \u77e5\u8b58\u8868\u793a<\/h3>\n<p>\u6700\u5f8c\uff0c\u5b78\u751f\u9700\u8981\u5c07\u6316\u6398\u51fa\u7684\u77e5\u8b58\u4ee5\u53ef\u7406\u89e3\u7684\u65b9\u5f0f\u5448\u73fe\u51fa\u4f86\uff0c\u9019\u53ef\u4ee5\u901a\u904e\u5831\u544a\u3001\u5716\u8868\u6216\u6f14\u793a\u6587\u7a3f\u7b49\u5f62\u5f0f\u9032\u884c\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-PPIIwArHgu\">\u7d50\u8ad6<\/h2>\n<p>\u6578\u64da\u6316\u6398\u6280\u8853\u70ba\u6211\u5011\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u5de5\u5177\u4f86\u63a2\u7d22\u548c\u5206\u6790\u6578\u64da\u5eab\u3002\u901a\u904e\u9075\u5faa\u4e0a\u8ff0\u6b65\u9a5f\uff0c\u5b78\u751f\u53ef\u4ee5\u6709\u6548\u5730\u9032\u884c\u6578\u64da\u6316\u6398\u8ab2\u8a2d\uff0c\u5f9e\u800c\u7372\u5f97\u6709\u50f9\u503c\u7684\u898b\u89e3\u3002\u96a8\u8457\u6280\u8853\u7684\u9032\u6b65\uff0c\u6578\u64da\u6316\u6398\u7684\u61c9\u7528\u7bc4\u570d\u5c07\u6703\u4e0d\u65b7\u64f4\u5927\uff0c\u672a\u4f86\u7684\u7814\u7a76\u8005\u548c\u5c08\u696d\u4eba\u58eb\u9700\u8981\u4e0d\u65b7\u5b78\u7fd2\u548c\u9069\u61c9\u9019\u4e00\u9818\u57df\u7684\u8b8a\u5316\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u6578\u64da\u6316\u6398\u6216\u5176\u4ed6\u76f8\u95dc\u6280\u8853\u6709\u8208\u8da3\uff0c\u4e26\u5e0c\u671b\u5728\u9999\u6e2f\u5c0b\u627e\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\u4ee5\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6578\u64da\u6316\u6398\u6280\u8853\u7684\u5be6\u7528\u8ab2\u8a2d\u6307\u5357\uff0c\u52a9\u60a8\u6df1\u5165\u7406\u89e3\u6578\u64da\u5eab\uff0c\u63d0\u5347\u6578\u64da\u5206\u6790\u8207\u61c9\u7528\u80fd\u529b\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-167805","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167805","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=167805"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167805\/revisions"}],"predecessor-version":[{"id":167806,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/167805\/revisions\/167806"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=167805"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=167805"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=167805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}