{"id":12310,"date":"2024-10-13T09:18:08","date_gmt":"2024-10-13T00:18:08","guid":{"rendered":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/?p=12310"},"modified":"2024-10-13T09:18:08","modified_gmt":"2024-10-13T00:18:08","slug":"scikit-scaler","status":"publish","type":"post","link":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/2024\/10\/13\/scikit-scaler\/","title":{"rendered":"\u3010Python\/scikit-learn\u3011\u7279\u5fb4\u91cf\u306e\u6b63\u898f\u5316\u306b\u3064\u3044\u3066\u306e\u89e3\u8aac\u3068\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u4f8b"},"content":{"rendered":"<p>Scikit-learn\u3067\u306e\u7279\u5fb4\u91cf\u306e\u6b63\u898f\u5316\uff08Normalization\uff09\u306f\u3001\u30c7\u30fc\u30bf\u306e\u30b9\u30b1\u30fc\u30eb\u3092\u6a19\u6e96\u5316\u3059\u308b\u30d7\u30ed\u30bb\u30b9\u3067\u3001\u7279\u306b\u6a5f\u68b0\u5b66\u7fd2\u30e2\u30c7\u30eb\u306e\u6027\u80fd\u3092\u5411\u4e0a\u3055\u305b\u308b\u305f\u3081\u306b\u91cd\u8981\u3067\u3059\u3002\u4f8b\u3048\u3070\u7570\u306a\u308b\u7bc4\u56f2\u3092\u6301\u3064\u7279\u5fb4\u91cf\u3092\u540c\u4e00\u306e\u30b9\u30b1\u30fc\u30eb\u306b\u63c3\u3048\u308b\u3053\u3068\u3067\u52fe\u914d\u964d\u4e0b\u6cd5\u306a\u3069\u306e\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u304c\u3088\u308a\u52b9\u7387\u7684\u306b\u53ce\u675f\u3057\u307e\u3059\u3002<\/p>\n<p>\u4ee3\u8868\u7684\u306a\u7279\u5fb4\u91cf\u306e\u6b63\u898f\u5316\u65b9\u6cd5\u3068\u3057\u3066\u306f\u3001\u5e73\u57470\u3001\u5206\u65631\u306b\u30b9\u30b1\u30fc\u30eb\u3059\u308b\u6a19\u6e96\u5316\uff08StandardScaler\uff09\u30010\u301c1\u306e\u7bc4\u56f2\u306b\u30b9\u30b1\u30fc\u30eb\u3059\u308bMin-Max\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\uff08MinMaxScaler\uff09\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306fStandardScaler \u3068 MinMaxScaler \u3092\u4f7f\u3063\u305f\u7279\u5fb4\u91cf\u306e\u6b63\u898f\u5316\u306e\u4f8b\u3067\u3059\u3002<\/p>\n<p>&nbsp;<\/p>\n<pre class=\"brush: python; title: ; notranslate\" title=\"\">\r\nfrom sklearn.preprocessing import StandardScaler, MinMaxScaler\r\nimport numpy as np\r\n\r\n# \u30c0\u30df\u30fc\u30c7\u30fc\u30bf\u3092\u4f5c\u6210\r\ndata = np.array(&#x5B;&#x5B;1, 2, 3],\r\n                 &#x5B;33, 52, 61],\r\n                 &#x5B;217, 298, 319]])\r\n\r\n# \u6a19\u6e96\u5316\uff08StandardScaler\uff09\r\nscaler_standard = StandardScaler()\r\ndata_standard_scaled = scaler_standard.fit_transform(data)\r\n\r\nprint(&quot;StandardScaler\u3067\u6a19\u6e96\u5316\u3057\u305f\u30c7\u30fc\u30bf:&quot;)\r\nprint(data_standard_scaled)\r\nprint(&quot;\\n&quot;)\r\n\r\n# Min-Max\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\uff08MinMaxScaler\uff09\r\nscaler_minmax = MinMaxScaler()\r\ndata_minmax_scaled = scaler_minmax.fit_transform(data)\r\n\r\nprint(&quot;MinMaxScaler\u3067\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3057\u305f\u30c7\u30fc\u30bf:&quot;)\r\nprint(data_minmax_scaled)\r\n \r\n<\/pre>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>\u51fa\u529b\u7d50\u679c\u306f\u3053\u3061\u3089\u3002<\/p>\n<pre class=\"brush: bash; title: ; notranslate\" title=\"\">\r\nStandardScaler\u3067\u6a19\u6e96\u5316\u3057\u305f\u30c7\u30fc\u30bf:\r\n&#x5B;&#x5B;-0.86851431 -0.89149206 -0.90766005]\r\n &#x5B;-0.53231522 -0.50500706 -0.48537971]\r\n &#x5B; 1.40082954  1.39649912  1.39303976]]\r\n\r\nMinMaxScaler\u3067\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u3057\u305f\u30c7\u30fc\u30bf:\r\n&#x5B;&#x5B;0.         0.         0.        ]\r\n &#x5B;0.14814815 0.16891892 0.1835443 ]\r\n &#x5B;1.         1.         1.        ]]\r\n \r\n<\/pre>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Scikit-learn\u3067\u306e\u7279\u5fb4\u91cf\u306e\u6b63\u898f\u5316\uff08Normalization\uff09\u306f\u3001\u30c7\u30fc &#8230; <\/p>\n","protected":false},"author":1,"featured_media":12307,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[],"class_list":["post-12310","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-python"],"aioseo_notices":[],"_links":{"self":[{"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/posts\/12310","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/comments?post=12310"}],"version-history":[{"count":2,"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/posts\/12310\/revisions"}],"predecessor-version":[{"id":12312,"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/posts\/12310\/revisions\/12312"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/media\/12307"}],"wp:attachment":[{"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/media?parent=12310"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/categories?post=12310"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/pineplanter.moo.jp\/non-it-salaryman\/wp-json\/wp\/v2\/tags?post=12310"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}