{"id":31503,"date":"2020-02-13T12:34:09","date_gmt":"2020-02-13T04:34:09","guid":{"rendered":"http:\/\/4563.org\/?p=31503"},"modified":"2020-02-13T12:34:09","modified_gmt":"2020-02-13T04:34:09","slug":"%e6%9c%89%e6%b2%a1%e6%9c%89%e6%90%9e%e6%9c%ba%e5%99%a8%e5%ad%a6%e4%b9%a0%e7%9a%84%ef%bc%8c%e8%af%b7%e6%95%99%e4%b8%80%e4%b8%8b%e7%ae%97%e5%87%ba%e6%9d%a5%e6%a8%a1%e5%9e%8b%e4%b9%8b%e5%90%8e%e6%80%8e","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=31503","title":{"rendered":"\u6709\u6ca1\u6709\u641e\u673a\u5668\u5b66\u4e60\u7684\uff0c\u8bf7\u6559\u4e00\u4e0b\u7b97\u51fa\u6765\u6a21\u578b\u4e4b\u540e\u600e\u4e48\u4f7f\u7528"},"content":{"rendered":"\n

\t\t\t\t\t\u6c34\u51b0\u6708<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2019-12-19 16:16:48\t<\/p>\n

\u6709\u6ca1\u6709\u641e\u673a\u5668\u5b66\u4e60\u7684\uff0c\u8bf7\u6559\u4e00\u4e0b\u7b97\u51fa\u6765\u6a21\u578b\u4e4b\u540e\u600e\u4e48\u4f7f\u7528<\/h3>\n

\t\t\u7528tensorflow\uff0c\u7167\u642c\u4e86\u4e00\u4e2a\u9884\u6d4b\u623f\u4ef7\u7684\u4f8b\u5b50\uff0c\u7b97\u51fa\u6765\u4e00\u4e2a\u56de\u5f52\u65b9\u7a0b\u3002<\/p>\n

y = 0.579×1 + 0.1751×2 + 0.234×3 + 1.265e-08<\/p>\n

\u7136\u540e\uff0c\u6559\u7a0b\u5c31\u7ed3\u675f\u4e86\uff0c\u600e\u4e48\u9a8c\u8bc1\u8fd9\u4e2a\u65b9\u7a0b\u662f\u4e0d\u662f\u51c6\u786e\u5462<\/p>\n

\u56de\u5f52\u5206\u6790\u7684\u65f6\u5019\uff0c\u6570\u636e\u90fd\u8fdb\u884c\u4e86\u6807\u51c6\u5316\u5904\u7406\u7684\uff0c\u76f4\u63a5\u7528\u539f\u59cb\u6570\u636e\u8ba1\u7b97\uff0c\u600e\u4e48\u90fd\u4e0d\u5bf9\u3002<\/p>\n

\u6570\u636e\u5904\u7406\u7684\u65b9\u6cd5\uff1a
def normalize_feature(df1):
    return df1.apply(lambda column: (column – column.mean()) \/ column.std())<\/p>\n

\u73b0\u5728\u6211\u6709\u4e00\u7ec4\u6570\u636e\uff0c\u8d28\u91cf=2104.124    \u9762\u79ef=2822.035   \u4f53\u79ef=2104.124   <\/p>\n

\u600e\u4e48\u628a\u8fd9\u7ec4\u6570\u636e\u4ee3\u5165\u5230\u65b9\u7a0b\u91cc\u9762\u7b97\u51fa\u4ef7\u683c\u3002\t\t\t\t<\/p>\n

\t\t\t\t\twaz<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2019-12-19 17:02:09\t<\/p>\n

<\/h3>\n

\t\tdef normalize_feature(df1):
    return df1.apply(lambda column: (column – column.mean()) \/ column.std())<\/p>\n

mean \u548cstd\u7528\u539f\u59cb\u6570\u636e\u7b97\uff0c\u7b97\u51fa\u6765\u4ee5\u540e\u628a\u4f60\u7684\u65b0\u6570\u636e\u7528\u8fd9\u4e2a\u516c\u5f0f\u6807\u51c6\u5316\uff0c\u7136\u540e\u518d\u4ee3\u56de\u5230\u4f60\u62df\u5408\u51fa\u6765\u7684\u90a3\u4e2a\u516c\u5f0f\u91cc\u7b97y\t\t\t\t<\/p>\n

\t\t\t\t\t\u6c34\u51b0\u6708<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2019-12-19 16:20:22\t<\/p>\n

<\/h3>\n

\t\t\u8fd9\u4e2a\u6d4b\u8bd5\u6570\u636e\u7684\u4ef7\u683c\u5e94\u8be5\u662f   21.04\t\t\t\t<\/p>\n

\t\t\t\t\tbatsom<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2019-12-19 16:23:06\t<\/p>\n

<\/h3>\n

\t\t:lol:lol:lol\u8fd9\u8981\u662f\u80fd\u9884\u6d4b\u51c6\u786e\u5c31\u725bB\u4e86\uff01\t\t\t\t<\/p>\n

\t\t\t\t\t\u6c34\u51b0\u6708<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2019-12-19 16:26:27\t<\/p>\n

<\/h3>\n

\t\tbatsom \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2019-12-19 16:23
\u8fd9\u8981\u662f\u80fd\u9884\u6d4b\u51c6\u786e\u5c31\u725bB\u4e86\uff01<\/p>\n

\u4e0d\u662f\u7b97\u623f\u4ef7\u7684\uff0c\u6211\u8fd9\u662f\u7b97\u5176\u4ed6\u4e1c\u897f\u4ef7\u683c\u7684\u3002\t\t\t\t<\/p>\n

\t\t\t\t\t\u6c34\u51b0\u6708<\/strong> \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : 2019-12-19 17:18:28\t<\/p>\n

<\/h3>\n

\t\twaz \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2019-12-19 17:02
mean \u548cstd\u7528\u539f\u59cb\u6570\u636e\u7b97\uff0c\u7b97\u51fa\u6765\u4ee5\u540e\u628a\u4f60\u7684\u65b0\u6570\u636e\u7528\u8fd9\u4e2a\u516c\u5f0f\u6807\u51c6\u5316\uff0c\u7136\u540e\u518d\u4ee3\u56de\u5230\u4f60\u62df\u5408\u51fa\u6765\u7684\u90a3\u4e2a\u516c\u5f0f\u91cc …<\/p>\n

\u591a\u8c22\uff0c\u6211\u6d4b\u8bd5\u4e00\u4e0b\u8bd5\u8bd5\u3002\t\t\t <\/p>\n","protected":false},"excerpt":{"rendered":"

\u6c34\u51b0\u6708 \u5927\u4f6c\u6709\u8bdd\u8bf4 : 2019-…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/31503"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=31503"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/31503\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=31503"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=31503"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=31503"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}