{"id":845,"date":"2023-05-24T13:18:11","date_gmt":"2024-01-28T09:00:48","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/%e4%bd%bf%e7%94%a8standardscaler%ef%bc%88%ef%bc%89%e5%87%bd%e6%95%b0%e5%af%b9python%e6%95%b0%e6%8d%ae%e8%bf%9b%e8%a1%8c%e6%a0%87%e5%87%86%e5%8c%96%e3%80%82\/"},"modified":"2025-08-03T12:29:55","modified_gmt":"2025-08-03T04:29:55","slug":"%e4%bd%bf%e7%94%a8standardscaler%ef%bc%88%ef%bc%89%e5%87%bd%e6%95%b0%e5%af%b9python%e6%95%b0%e6%8d%ae%e8%bf%9b%e8%a1%8c%e6%a0%87%e5%87%86%e5%8c%96%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bd%bf%e7%94%a8standardscaler%ef%bc%88%ef%bc%89%e5%87%bd%e6%95%b0%e5%af%b9python%e6%95%b0%e6%8d%ae%e8%bf%9b%e8%a1%8c%e6%a0%87%e5%87%86%e5%8c%96%e3%80%82\/","title":{"rendered":"Python\u6570\u636e\u6807\u51c6\u5316\u6559\u7a0b\uff1aStandardScaler\u51fd\u6570\u8be6\u89e3\u4e0e\u5e94\u7528"},"content":{"rendered":"<h2>\u4f7f\u7528StandardScaler()\u51fd\u6570\u5bf9Python\u6570\u636e\u8fdb\u884c\u6807\u51c6\u5316<\/h2>\n<p>\u5927\u5bb6\u597d\uff0c\u8bfb\u8005\u670b\u53cb\u4eec\uff01\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u4e13\u6ce8\u4e8ePython\u4e2d\u6700\u91cd\u8981\u7684\u9884\u5904\u7406\u6280\u672f\u4e4b\u4e00 &#8211; \u4f7f\u7528StandardScaler()\u51fd\u6570\u8fdb\u884c\u6807\u51c6\u5316\u3002<\/p>\n<p>\u90a3\u4e48\uff0c\u8ba9\u6211\u4eec\u5f00\u59cb\u5427\uff01<\/p>\n<hr \/>\n<h2>\u5bf9\u4e8e\u6807\u51c6\u5316\u7684\u9700\u6c42<\/h2>\n<p>\u5728\u8fdb\u5165\u6807\u51c6\u5316\u4e4b\u524d\uff0c\u8ba9\u6211\u4eec\u9996\u5148\u4e86\u89e3\u7f29\u653e\u7684\u6982\u5ff5\u3002<\/p>\n<p>\u7279\u5f81\u7f29\u653e\u662f\u4f7f\u7528\u6570\u636e\u96c6\u5efa\u6a21\u7b97\u6cd5\u7684\u91cd\u8981\u6b65\u9aa4\u3002\u901a\u5e38\u7528\u4e8e\u5efa\u6a21\u7684\u6570\u636e\u662f\u901a\u8fc7\u5404\u79cd\u624b\u6bb5\u83b7\u5f97\u7684\u3002<\/p>\n<ul class=\"post-ul\">\n<li>\u95ee\u5377\u8c03\u67e5<\/li>\n<li>\u8c03\u67e5<\/li>\n<li>\u7814\u7a76<\/li>\n<li>\u722c\u53d6\u7b49<\/li>\n<\/ul>\n<p>\u56e0\u6b64\uff0c\u6240\u83b7\u53d6\u7684\u6570\u636e\u542b\u6709\u4e0d\u540c\u7ef4\u5ea6\u548c\u5c3a\u5ea6\u7684\u7279\u5f81\u3002\u6570\u636e\u7279\u5f81\u7684\u4e0d\u540c\u5c3a\u5ea6\u4f1a\u5bf9\u6570\u636e\u96c6\u7684\u5efa\u6a21\u4ea7\u751f\u8d1f\u9762\u5f71\u54cd\u3002<\/p>\n<p>\u56e0\u4e3a\u6570\u636e\u672a\u7ecf\u7f29\u653e\uff0c\u5bfc\u81f4\u9884\u6d4b\u7ed3\u679c\u5b58\u5728\u504f\u5dee\uff0c\u8868\u73b0\u4e3a\u9519\u8bef\u5206\u7c7b\u7387\u548c\u51c6\u786e\u7387\u3002\u56e0\u6b64\uff0c\u5728\u5efa\u6a21\u4e4b\u524d\u6709\u5fc5\u8981\u5bf9\u6570\u636e\u8fdb\u884c\u7f29\u653e\u5904\u7406\u3002<\/p>\n<p>\u8fd9\u5c31\u662f\u6807\u51c6\u5316\u53d1\u6325\u4f5c\u7528\u7684\u65f6\u5019\u3002<\/p>\n<p>\u6807\u51c6\u5316\u662f\u4e00\u79cd\u7f29\u653e\u6280\u672f\uff0c\u5176\u5c06\u6570\u636e\u7684\u7edf\u8ba1\u5206\u5e03\u8f6c\u6362\u4e3a\u4e0b\u9762\u7684\u683c\u5f0f\uff0c\u4f7f\u6570\u636e\u4e0e\u6bd4\u4f8b\u65e0\u5173\u3002<\/p>\n<ul class=\"post-ul\">\n<li>\u5747\u503c &#8211; 0<\/li>\n<li>\u6807\u51c6\u5dee &#8211; 1<\/li>\n<\/ul>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\u6807\u51c6\u5316\u793a\u610f\u56fe\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/656486fca4b2f92e6c7313d8\/12-0.png\" alt=\"\u6807\u51c6\u5316\" \/><\/div>\n<p>\u901a\u8fc7\u8fd9\u6837\u5904\u7406\uff0c\u6574\u4e2a\u6570\u636e\u96c6\u7684\u5747\u503c\u4e3a\u96f6\uff0c\u65b9\u5dee\u4e3a\u5355\u4f4d\u3002<\/p>\n<p>\u8ba9\u6211\u4eec\u73b0\u5728\u5c1d\u8bd5\u5728\u63a5\u4e0b\u6765\u7684\u90e8\u5206\u4e2d\u5b9e\u65bd\u6807\u51c6\u5316\u7684\u6982\u5ff5\u3002<\/p>\n<hr \/>\n<h2>Python sklearn StandardScaler() \u51fd\u6570<\/h2>\n<p>Python\u7684sklearn\u5e93\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86StandardScaler()\u51fd\u6570\uff0c\u7528\u4e8e\u5c06\u6570\u636e\u7684\u503c\u6807\u51c6\u5316\u4e3a\u6807\u51c6\u683c\u5f0f\u3002<\/p>\n<p>\u8bed\u6cd5\uff1a<\/p>\n<pre class=\"post-pre\"><code><span class=\"token builtin\">object<\/span> <span class=\"token operator\">=<\/span> StandardScaler<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token builtin\">object<\/span><span class=\"token punctuation\">.<\/span>fit_transform<span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u6839\u636e\u4ee5\u4e0a\u8bed\u6cd5\uff0c\u6211\u4eec\u9996\u5148\u521b\u5efa\u4e00\u4e2aStandardScaler()\u51fd\u6570\u7684\u5bf9\u8c61\u3002\u8fdb\u4e00\u6b65\u5730\uff0c\u6211\u4eec\u4f7f\u7528fit_transform()\u65b9\u6cd5\uff0c\u5e76\u5c06\u5206\u914d\u7684\u5bf9\u8c61\u7528\u4e8e\u8f6c\u6362\u548c\u6807\u51c6\u5316\u6570\u636e\u3002<\/p>\n<p><strong>\u6ce8\u610f\uff1a<\/strong>\u6807\u51c6\u5316\u4ec5\u9002\u7528\u4e8e\u9075\u5faa\u6b63\u6001\u5206\u5e03\u7684\u6570\u636e\u503c\u3002<\/p>\n<hr \/>\n<h2>\u4f7f\u7528StandardScaler()\u51fd\u6570\u5bf9\u6570\u636e\u8fdb\u884c\u6807\u51c6\u5316<\/h2>\n<p>\u6765\u770b\u4e00\u4e0b\u4e0b\u9762\u7684\u4f8b\u5b50\u5427\uff01<\/p>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">from<\/span> sklearn<span class=\"token punctuation\">.<\/span>datasets <span class=\"token keyword\">import<\/span> load_iris\r\n<span class=\"token keyword\">from<\/span> sklearn<span class=\"token punctuation\">.<\/span>preprocessing <span class=\"token keyword\">import<\/span> StandardScaler\r\n \r\ndataset <span class=\"token operator\">=<\/span> load_iris<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token builtin\">object<\/span><span class=\"token operator\">=<\/span> StandardScaler<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n \r\n<span class=\"token comment\"># \u5206\u5272\u81ea\u53d8\u91cf\u548c\u56e0\u53d8\u91cf<\/span>\r\ni_data <span class=\"token operator\">=<\/span> dataset<span class=\"token punctuation\">.<\/span>data\r\nresponse <span class=\"token operator\">=<\/span> dataset<span class=\"token punctuation\">.<\/span>target\r\n \r\n<span class=\"token comment\"># \u6807\u51c6\u5316\u5904\u7406<\/span>\r\nscale <span class=\"token operator\">=<\/span> <span class=\"token builtin\">object<\/span><span class=\"token punctuation\">.<\/span>fit_transform<span class=\"token punctuation\">(<\/span>i_data<span class=\"token punctuation\">)<\/span> \r\n<span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span>scale<span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p><strong>\u89e3\u91ca\uff1a<\/strong><\/p>\n<ol>\n<li>\u5bfc\u5165\u6240\u9700\u7684\u5e93\u3002\u6211\u4eec\u5df2\u7ecf\u5bfc\u5165\u4e86sklearn\u5e93\u4ee5\u4f7f\u7528StandardScaler\u51fd\u6570\u3002<\/li>\n<li>\u52a0\u8f7d\u6570\u636e\u96c6\u3002\u8fd9\u91cc\u6211\u4eec\u4f7f\u7528\u4e86sklearn.datasets\u5e93\u4e2d\u7684IRIS\u6570\u636e\u96c6\u3002<\/li>\n<li>\u8bbe\u7f6e\u4e00\u4e2a\u5bf9\u8c61\u5230StandardScaler()\u51fd\u6570\u3002<\/li>\n<li>\u6309\u7167\u4e0a\u9762\u6240\u793a\uff0c\u5c06\u81ea\u53d8\u91cf\u548c\u76ee\u6807\u53d8\u91cf\u5206\u5f00\u3002<\/li>\n<li>\u4f7f\u7528fit_transform()\u51fd\u6570\u5c06\u51fd\u6570\u5e94\u7528\u5230\u6570\u636e\u96c6\u4e0a\u3002<\/li>\n<\/ol>\n<p><strong>\u7ed3\u679c\uff1a<\/strong><\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\u6807\u51c6\u5316\u8f93\u51fa\u7ed3\u679c\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/656486fca4b2f92e6c7313d8\/29-0.png\" alt=\"\u6807\u51c6\u5316\u8f93\u51fa\" \/><\/div>\n<hr \/>\n<h2>\u7ed3\u8bba<\/h2>\n<p>\u901a\u8fc7\u4ee5\u4e0a\u5185\u5bb9\uff0c\u6211\u4eec\u5df2\u7ecf\u7ed3\u675f\u4e86\u672c\u4e3b\u9898\u7684\u8ba8\u8bba\u3002\u5982\u679c\u4f60\u6709\u4efb\u4f55\u95ee\u9898\uff0c\u8bf7\u968f\u610f\u5728\u4e0b\u65b9\u8bc4\u8bba\u3002<\/p>\n<p>\u60f3\u8981\u4e86\u89e3\u66f4\u591a\u4e0ePython\u76f8\u5173\u7684\u6280\u672f\u6587\u7ae0\uff0c\u8bf7\u6301\u7eed\u5173\u6ce8\u6211\u4eec\u7684Python\u6559\u7a0b\u7cfb\u5217\uff0c\u5e76\u5728\u6b64\u671f\u95f4\u7ee7\u7eed\u5b66\u4e60\uff01\u795d\u60a8\u5b66\u4e60\u6109\u5feb\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528StandardScaler()\u51fd\u6570\u5bf9Python\u6570\u636e\u8fdb\u884c\u6807\u51c6\u5316 \u5927\u5bb6\u597d\uff0c\u8bfb\u8005\u670b\u53cb\u4eec\uff01\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u4e13\u6ce8 [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[32,2218,2217,371,370],"class_list":["post-845","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-python","tag-standardscaler","tag-2217","tag-371","tag-370"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Python\u6570\u636e\u6807\u51c6\u5316\u6559\u7a0b\uff1aStandardScaler\u51fd\u6570\u8be6\u89e3\u4e0e\u5e94\u7528 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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