{"id":5473,"date":"2024-09-13T17:01:01","date_gmt":"2024-09-13T09:01:01","guid":{"rendered":""},"modified":"2024-09-13T17:01:01","modified_gmt":"2024-09-13T09:01:01","slug":"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f","status":"publish","type":"post","link":"https:\/\/mushiming.com\/5473.html","title":{"rendered":"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f"},"content":{"rendered":"<h4>&nbsp;\u6700\u5927\u503c\u6700\u5c0f\u503c\u5f52\u4e00\u5316<\/h4>\n<p><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/35476ad9174148e7ac0fb96e1ce9dd4b.png\" =\"\" =\"\" alt=\"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f (https:\/\/mushiming.com\/)  \u7b2c1\u5f20\" title=\"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f  \u7b2c1\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" ><\/p>\n<\/p>\n<p>Xjmin\u662fXj\u6240\u5728\u5217\u7684\u6700\u5c0f\u503c<\/p>\n<p>Xjmax\u662fXj\u6240\u5728\u5217\u7684\u6700\u5927\u503c<\/p>\n<p>\u95ee\u9898\uff1a<\/p>\n<p>\u80fd\u505a\u5230\u5f52\u4e00\u5316\uff080-1zhi\u4e4b\u95f4\uff09\uff0c\u4f46\u662f\u4e00\u65e6\u6570\u636e\u4e2d\u6709\u4e00\u4e2a\u79bb\u7fa4\u503c\uff08\u7279\u522b\u5927\u7684\u503c\uff09\u5c31\u4f1a\u51fa\u73b0\u8fd9\u4e2a\u79bb\u7fa4\u503c\u505a\u5b8c\u5f52\u4e00\u5316\u540e\u7279\u522b\u8d8b\u8fd1\u4e8e1\uff0c\u800c\u5176\u4ed6\u503c\u7279\u522b\u8d8b\u8fd1\u4e8e0\u3002<\/p>\n<p>\u5f02\u5e38\u503c\u7279\u522b\u5927\u7684\u8bdd\u90a3\u4e48\u6700\u5927\u503c\u548c\u6700\u5c0f\u503c\u5dee\u8ddd\u6bd4\u8f83\u5927\u3002\u6240\u4ee5\u4e00\u822c\u4e0d\u4f1a\u4f7f\u7528\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u3002<\/p>\n<\/p>\n<h4>\u6807\u51c6\u5f52\u4e00\u5316<\/h4>\n<p><strong>\u7ecf\u8fc7\u5904\u7406\u7684\u6570\u636e\u7b26\u5408\u6807\u51c6\u6b63\u6001\u5206\u5e03\u5373\u5747\u503c\u4e3a0,\u6807\u51c6\u5dee\u4e3a1\u7684\u6807\u51c6\u6b63\u6001\u5206\u5e03\u3002<\/strong><\/p>\n<p>Xmean\uff1aX\u6240\u5728\u5217\u7684\u5747\u503c<\/p>\n<p>Standard Deviation\uff1aX\u6240\u5728\u5217\u7684\u6807\u51c6\u5dee<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/90796d26568448b089c3b247c7787b9a.png\" =\"\" =\"\" alt=\"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f (https:\/\/mushiming.com\/)  \u7b2c2\u5f20\" title=\"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f  \u7b2c2\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" ><\/p>\n<p>\u6807\u51c6\u5dee\u7684\u516c\u5f0f\u4f1a\u8003\u8651\u5230\u6240\u6709\u6837\u672c\u6570\u636e\uff0c\u6240\u4ee5\u53d7\u79bb\u7fa4\u503c\u5f71\u54cd\u4f1a\u5c0f\u4e00\u4e9b\u3002\u5728\u6837\u672c\u8db3\u591f\u591a\u7684\u60c5\u51b5\u4e0b\u6bd4\u8f83\u7a33\u5b9a\u3002<\/p>\n<p>\u4f46\u662f\u5982\u679c\u4f7f\u7528\u6807\u51c6\u5f52\u4e00\u5316\u4e0d\u4e00\u5b9a\u4f1a\u628a\u6570\u636e\u7f29\u653e\u52300-1\u4e4b\u95f4\u3002<\/p>\n<p>&nbsp;\u6807\u51c6\u5dee\u662f\u65b9\u5dee\u7684\u5f00\u6839\u53f7\uff1a<img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/a8f76412eb63450c9d8020c08ff80c45.png\" =\"\" =\"\" alt=\"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f (https:\/\/mushiming.com\/)  \u7b2c3\u5f20\" title=\"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f  \u7b2c3\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" ><\/p>\n<p><strong>\u65b9\u5dee\u4e3a0\u8bf4\u660e\u6240\u6709\u7684\u7279\u5f81\u90fd\u662f\u5e73\u5747\u503c<\/strong><\/p>\n<p><strong>\u65b9\u5dee\u5f88\u5927\u8bf4\u660e\u6240\u6709\u7279\u5f81\u90fd\u6bd4\u8f83\u79bb\u6563<\/strong><\/p>\n<\/p>\n<p>\u5982\u679c\u6837\u672c\u90fd\u662f\u6b63\u7684\uff0c\u90a3\u4e48\u6240\u6709\u7684\u7684\u53c2\u6570\u03b8\u5728\u8c03\u6574\u7684\u65f6\u5019\u53ef\u80fd\u90fd\u671d\u7740\u4e00\u4e2a\u65b9\u5411\u8c03\u6574\u3002<\/p>\n<p>\u6807\u51c6\u5f52\u4e00\u5316\u53ef\u4ee5\u662f\u6837\u672c\u7f29\u653e\u7684\u540c\u65f6\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u6837\u672c\u6709\u6b63\u6709\u8d1f\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u8ba9\u4e0d\u540c\u7684<\/p>\n<p>\u03b8\u671d\u7740\u4e0d\u540c\u65b9\u5411\u8c03\u6574\u76f4\u63a5\u5230\u8fbe\u6700\u4f18\u89e3\uff0c\u51cf\u5c11\u8fed\u4ee3\u6b21\u6570\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/bc5aedc7ab064c1ba9c561bd2065eeeb.png\" =\"\" =\"\" alt=\"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f (https:\/\/mushiming.com\/)  \u7b2c4\u5f20\" title=\"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f  \u7b2c4\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" ><\/p>\n<\/p>\n<p><strong>\u5728\u7528\u4ee3\u7801\u4f7f\u7528\u5f52\u4e00\u5316\u7684\u65f6\u5019\uff0c\u6d4b\u8bd5\u96c6\u548c\u8bad\u7ec3\u96c6\u4f7f\u7528\u540c\u4e00\u4e2ascaler\u5bf9\u8c61(\u6301\u4e45\u5316)\u8bad\u7ec3\uff0c\u4e0d\u8fc7\u524d\u63d0\u662f\u6d4b\u8bd5\u96c6\u548c\u8bad\u7ec3\u96c6\u4ee5\u53ca\u672a\u6765\u7684\u65b0\u6570\u636e\u96c6\u662f\u540c\u5206\u5e03\u7684\u3002<\/strong><\/p>\n<\/p>\n<p>#\u57fa\u4e8esklearn\u4ee3\u7801\u5b9e\u73b0\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316<\/p>\n<p>from sklearn.preprocessing import MinMaxScaler<\/p>\n<pre class=\"language-java prettyprint linenums\"><code class=\"language-python\"># \u6570\u636e\u5f52\u4e00\u5316 def Maxminscale(): # feature_range\u6307\u5b9a2-3\u4e4b\u95f4\u7684\u8303\u56f4 mm = MinMaxScaler(feature_range=(2, 3)) data = mm.fit_transform([[89, 79, 1, 14], [78, 111, 33, 754], [82, 234, 11, 23]]) print(data)<\/code><\/pre>\n<p>\u7ed3\u679c\u7f29\u653e\u52302-3\u4e4b\u95f4<img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/849965bfc00d4270b7e813a7db5cf166.png\" =\"\" =\"\" alt=\"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f (https:\/\/mushiming.com\/)  \u7b2c5\u5f20\" title=\"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f  \u7b2c5\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" ><\/p>\n<\/p>\n<p>#\u57fa\u4e8esklearn\u4ee3\u7801\u5b9e\u73b0\u6807\u51c6\u5f52\u4e00\u5316<\/p>\n<p>from sklearn.preprocessing import StandardScaler<\/p>\n<pre class=\"language-java prettyprint linenums\"><code class=\"language-python\"># \u6807\u51c6\u5f52\u4e00\u5316 def standscaler(): ss = StandardScaler() data = ss.fit_transform([[89, 79, 1, 14], [78, 111, 33, 754], [82, 234, 11, 23]]) print(data)<\/code><\/pre>\n<p>\u6807\u51c6\u5dee\u7f29\u653e\u540e\u7684\u7ed3\u679c<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/9e12fa8ffd4143f5a05a774760fee952.png\" =\"\" =\"\" alt=\"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f (https:\/\/mushiming.com\/)  \u7b2c6\u5f20\" title=\"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f  \u7b2c6\u5f20-\u7a46\u4e16\u660e\u535a\u5ba2\" ><\/p><\/p>\n","protected":false},"excerpt":{"rendered":"\u6700\u5927\u6700\u5c0f\u503c\u5f52\u4e00\u5316\u5904\u7406_\u6570\u636e\u6807\u51c6\u5316\u7684\u5f52\u4e00\u5316\u8ba1\u7b97\u516c\u5f0f\u6700\u5927\u503c\u6700\u5c0f\u503c\u5f52\u4e00\u5316Xjmin\u662fXj\u6240\u5728\u5217\u7684\u6700\u5c0f\u503cXjmax\u662fXj\u6240\u5728\u5217\u7684\u6700\u5927\u503c\u95ee\u9898\uff1a...","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"_links":{"self":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/posts\/5473"}],"collection":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/comments?post=5473"}],"version-history":[{"count":0,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/posts\/5473\/revisions"}],"wp:attachment":[{"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/media?parent=5473"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/categories?post=5473"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mushiming.com\/wp-json\/wp\/v2\/tags?post=5473"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}