{"id":1323,"date":"2019-10-06T16:17:50","date_gmt":"2019-10-06T07:17:50","guid":{"rendered":"http:\/\/int-info.com\/?page_id=1323"},"modified":"2021-08-20T14:52:41","modified_gmt":"2021-08-20T05:52:41","slug":"tips04","status":"publish","type":"page","link":"http:\/\/int-info.com\/index.php\/tips04\/","title":{"rendered":"\u6a5f\u68b0\u5b66\u7fd2\u306e\u305f\u3081\u306e\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u898f\u683c\u5316"},"content":{"rendered":"

\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306a\u3069\u3001\u6a5f\u68b0\u5b66\u7fd2\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30e9\u30fc\u30cb\u30f3\u30b0\u3092\u3059\u308b\u969b\u3001\u6559\u5e2b\u30c7\u30fc\u30bf\u306e\u5024\u304c\u5927\u304d\u304f\u3070\u3089\u3064\u3044\u3066\u3044\u305f\u308a\u3001\u7bc4\u56f2\u304c\u6975\u7aef\u306b\u5927\u304d\u304b\u3063\u305f\u308a\u3001\u5c0f\u3055\u304b\u3063\u305f\u308a\u3059\u308b\u3068\u3001\u3046\u307e\u304f\u5b66\u7fd2\u3067\u304d\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u30c7\u30fc\u30bf\u306e\u898f\u683c\u5316\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u3053\u306e\u305f\u3081\u306e\u95a2\u6570\u306b\u3064\u3044\u3066\u793a\u3057\u307e\u3059\u3002<\/p>\n

Min-Max\u898f\u683c\u5316\u3068\u306f: <\/b>
\n\u7279\u5fb4\u91cf\u306e\u6700\u5c0f\u30920\u3001\u6700\u5927\u30921\u3068\u3059\u308b\u898f\u683c\u5316\u3067\u3059\u3002\u884c\u6210\u5206\u3092\u500b\u3005\u306e\u30b5\u30f3\u30d7\u30eb\u3001\u5217\u6210\u5206\u3092\u7279\u5fb4\u91cf\u3068\u3057\u305f\u3001\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u7a81\u3063\u8fbc\u3080\u3068\u3001\u3053\u306e\u898f\u683c\u5316\u304c\u5b9f\u65bd\u3055\u308c\u307e\u3059\u3002\u8fd4\u308a\u5024\u306f\u3001\u898f\u683c\u5316\u6e08\u307f\u30c7\u30fc\u30bf\u3001\u5404\u7279\u5fb4\u91cf\u306e\u6700\u5927\u5024\u3001\u6700\u5c0f\u5024\u3067\u3059\u3002\u5b66\u7fd2\u81ea\u4f53\u306f\u898f\u683c\u5316\u6e08\u307f\u30c7\u30fc\u30bf\u306e\u307f\u3067\u3067\u304d\u307e\u3059\u304c\u3001\u65b0\u305f\u306a\u30c7\u30fc\u30bf\u3092\u5b66\u7fd2\u6e08\u307f\u30e2\u30c7\u30eb\u306b\u5165\u529b\u3057\u51fa\u529b\u3092\u5f97\u305f\u3044\u3068\u304d\u3001\u3053\u3053\u3067\u7b97\u51fa\u3057\u305f\u6700\u5927\u5024\u30fb\u6700\u5c0f\u5024\u304c\u5fc5\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u65b0\u305f\u306a\u30c7\u30fc\u30bf\u306e\u6700\u5927\u5024\u30fb\u6700\u5c0f\u5024\u3092\u7528\u3044\u3066\u898f\u683c\u5316\u3055\u305b\u308b\u8a33\u3067\u306f\u306a\u3044\u306e\u3067\u3001\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\u6559\u5e2b\u30c7\u30fc\u30bf\u3060\u3051\u898f\u683c\u5316\u3059\u308b\u95a2\u6570: <\/b>
\n\u30e1\u30e2: \u76f4\u4e0b\u306e\u95a2\u6570\u306f\u975e\u63a8\u5968\u3002\u6559\u5e2b\u30fb\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf2\u3064\u3092\u7528\u610f\u3059\u308b\u5834\u5408\u30012\u3064\u76ee\u306e\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

# ***\r\n# \u6a5f\u68b0\u5b66\u7fd2\u306b\u304a\u3051\u308b\u6559\u5e2b\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u3001\u6700\u5c0f0\u3001\u6700\u59271\u306b\u898f\u683c\u5316\u3059\u308b\u95a2\u6570\r\n# \u5165\u529b: \u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\uff08\u5217\u6210\u5206: \u500b\u3005\u306e\u7279\u5fb4\u91cf\u3001\u884c\u6210\u5206: \u500b\u3005\u306e\u30c7\u30fc\u30bf\uff09\r\n# \u51fa\u529b: MinMax\u898f\u683c\u5316\u30c7\u30fc\u30bf\u3001\u7279\u5fb4\u91cf\u306e\u6700\u5927\u5024\u3001\u6700\u5c0f\u5024\r\n\r\ndef MinMaxStandardization(dat):    \r\n    import numpy as np\r\n    \r\n    # \u5404\u7279\u5fb4\u91cf\u306e\u6700\u5927\u5024\u30fb\u6700\u5c0f\u5024\u53d6\u5f97\r\n    MaxVal, MinVal = [], []\r\n    for i in range(0, len(dat[0, :])):\r\n        MaxVal.append(np.max(dat[:,i]))\r\n        MinVal.append(np.min(dat[:,i]))\r\n        print(\" +++++++++++++++++++++ \")\r\n        print(\"   Expression for Feature\", str(i), \":\")\r\n        print(\"   y = (x-\", str(MinVal[i]), \") \/ (\", MaxVal[i], \"-\", MinVal[i], \")\"  )\r\n\r\n    # \u898f\u683c\u5316\u30c7\u30fc\u30bf\u306e\u751f\u6210\r\n    newdat = np.zeros(np.shape(dat))\r\n    for i in range(0, len(dat[:,0])):\r\n         for j in range(0, len(dat[0, :])):\r\n                newdat[i, j] = (dat[i, j] - MinVal[j]) \/ (MaxVal[j] - MinVal[j])\r\n\r\n    # \u898f\u683c\u5316\u30c7\u30fc\u30bf\u3001\u6700\u5927\u5024\u3001\u6700\u5c0f\u5024\u3092\u8fd4\u5374\r\n    return [newdat, MaxVal, MinVal]<\/pre>\n
<\/br>
\n\u6559\u5e2b\u30fb\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u3092\u307e\u3068\u3081\u3066\u898f\u683c\u5316\u3059\u308b\u95a2\u6570: <\/b>
\n\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u3068\u306f\u3001\u30e2\u30c7\u30eb\u306e\u69cb\u7bc9\u6bb5\u968e\u3067\u306f\u77e5\u308a\u5f97\u306a\u3044\u3001\u672a\u6765\u306b\u304a\u3044\u3066\u767a\u751f\u3059\u308b\u672a\u77e5\u306e\u30c7\u30fc\u30bf\u3092\u60f3\u5b9a\u3057\u305f\u3082\u306e\u306b\u306a\u308a\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u3092\u4f7f\u3063\u3066\u898f\u683c\u5316\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u5f97\u308b\u306e\u306f\u4e0d\u9069\u5207\u3067\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u65e2\u77e5\u3067\u3042\u308b\u3053\u3068\u3092\u60f3\u5b9a\u3057\u3066\u3044\u308b\u6559\u5e2b\u30c7\u30fc\u30bf\u306e\u307f\u3092\u4f7f\u7528\u3057\u3066\u898f\u683c\u5316\u30d1\u30e9\u30e1\u30fc\u30bf\uff08\u6700\u5c0f\u30fb\u6700\u5927\uff09\u3092\u53d6\u5f97\u3057\u3066\u304b\u3089\u3001\u305d\u308c\u3092\u4f7f\u3063\u3066\u6559\u5e2b\u30c7\u30fc\u30bf\u3001\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u306e\u898f\u683c\u5316\u3092\u5b9f\u65bd\u3059\u308b\u3053\u3068\u304c\u6a19\u6e96\u7684\u306a\u65b9\u6cd5\u3067\u3059\u3002\u4e0a\u306e\u95a2\u6570\u3067\u306f\u3001\u305d\u308c\u3092\u5b9f\u73fe\u3057\u306b\u304f\u3044\u3068\u3044\u3046\u554f\u984c\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u4ee5\u4e0b\u306e\u6a5f\u80fd\u3092\u6709\u3059\u308b\u95a2\u6570\u3092\u3001\u3053\u3053\u3067\u5b9a\u7fa9\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n
\u30fb\u5165\u529b: \u6559\u5e2b\u30c7\u30fc\u30bf\u306e\u7279\u5fb4\u91cf\u3001\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u306e\u7279\u5fb4\u91cf
\n\u30fb\u51fa\u529b: \u898f\u683c\u5316\u3055\u308c\u305f\u6559\u5e2b\u30c7\u30fc\u30bf\u306e\u7279\u5fb4\u91cf\u3001\u898f\u683c\u5316\u3055\u308c\u305f\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u306e\u7279\u5fb4\u91cf\u3001\u6559\u5e2b\u30c7\u30fc\u30bf\u306e\u6700\u5c0f\u5024\u3001\u6559\u5e2b\u30c7\u30fc\u30bf\u306e\u6700\u5927\u5024
\n\u30fb\u624b\u7d9a\u304d1: \u6559\u5e2b\u30c7\u30fc\u30bf\u306e\u7279\u5fb4\u91cf\u304b\u3089\u3001\u898f\u683c\u5316\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u53d6\u5f97\uff08\u6700\u5c0f\u5024\u3001\u6700\u5927\u5024\uff09
\n\u30fb\u624b\u7d9a\u304d2: \u6559\u5e2b\u30c7\u30fc\u30bf\u304b\u3089\u5f97\u3089\u308c\u305f\u898f\u683c\u5316\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u3001\u6559\u5e2b\u30c7\u30fc\u30bf\u3092\u898f\u683c\u5316\u3059\u308b\u3002
\n\u30fb\u624b\u7d9a\u304d3: \u6559\u5e2b\u30c7\u30fc\u30bf\u304b\u3089\u5f97\u3089\u308c\u305f\u898f\u683c\u5316\u30d1\u30e9\u30e1\u30fc\u30bf\u3067\u3001\u30c6\u30b9\u30c8\u30c7\u30fc\u30bf\u3092\u898f\u683c\u5316\u3059\u308b\u3002
\n\u30fb\u624b\u7d9a\u304d4: \u898f\u683c\u5316\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3068\u3001\u898f\u683c\u5316\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8fd4\u5374\u3059\u308b\u3002<\/p>\n
\r\ndef MinMaxStand_Xtrain_Xtest(fX_train, fX_test):\r\n    \r\n    # train\u30c7\u30fc\u30bf\u306b\u3064\u3044\u3066\u3001\u5404\u7279\u5fb4\u91cf\u306e\u6700\u5927\u5024\u30fb\u6700\u5c0f\u5024\u53d6\u5f97\r\n    MaxVal, MinVal = [], []\r\n    for i in range(0, len(fX_train[0, :])):\r\n        MaxVal.append(np.max(fX_train[:,i]))\r\n        MinVal.append(np.min(fX_train[:,i]))\r\n\r\n    # train\u30c7\u30fc\u30bf\u306e\u898f\u683c\u5316\r\n    newX_train = np.zeros(np.shape(fX_train))\r\n    for i in range(0, len(fX_train[:,0])):\r\n         for j in range(0, len(fX_train[0, :])):\r\n                newX_train[i, j] = (fX_train[i, j] - MinVal[j]) \/ (MaxVal[j] - MinVal[j])\r\n                \r\n    # test\u30c7\u30fc\u30bf\u306e\u898f\u683c\u5316\r\n    newX_test = np.zeros(np.shape(fX_test))\r\n    for i in range(0, len(fX_test[:,0])):\r\n         for j in range(0, len(fX_test[0, :])):\r\n                newX_test[i, j] = (fX_test[i, j] - MinVal[j]) \/ (MaxVal[j] - MinVal[j])\r\n\r\n    # \u898f\u683c\u5316train\u30c7\u30fc\u30bf\u3001\u898f\u683c\u5316test\u30c7\u30fc\u30bf\u3001train\u6700\u5927\u5024\u3001train\u6700\u5c0f\u5024\u3092\u8fd4\u5374\r\n    return newX_train, newX_test, MaxVal, MinVal\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"
\u30cb\u30e5\u30fc\u30e9\u30eb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306a\u3069\u3001\u6a5f\u68b0\u5b66\u7fd2\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30e9\u30fc\u30cb\u30f3\u30b0\u3092\u3059\u308b\u969b\u3001\u6559\u5e2b\u30c7\u30fc\u30bf\u306e\u5024\u304c\u5927\u304d\u304f\u3070\u3089\u3064\u3044\u3066\u3044\u305f\u308a\u3001\u7bc4\u56f2\u304c\u6975\u7aef\u306b\u5927\u304d\u304b\u3063\u305f\u308a\u3001\u5c0f\u3055\u304b\u3063\u305f\u308a\u3059\u308b\u3068\u3001\u3046\u307e\u304f\u5b66\u7fd2\u3067\u304d\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u30c7\u30fc\u30bf\u306e\u898f\u683c\u5316\u3092\u884c\u3046\u5fc5<\/p><\/div>\n
\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1323","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"http:\/\/int-info.com\/index.php\/wp-json\/wp\/v2\/pages\/1323","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/int-info.com\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/int-info.com\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/int-info.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/int-info.com\/index.php\/wp-json\/wp\/v2\/comments?post=1323"}],"version-history":[{"count":10,"href":"http:\/\/int-info.com\/index.php\/wp-json\/wp\/v2\/pages\/1323\/revisions"}],"predecessor-version":[{"id":2675,"href":"http:\/\/int-info.com\/index.php\/wp-json\/wp\/v2\/pages\/1323\/revisions\/2675"}],"wp:attachment":[{"href":"http:\/\/int-info.com\/index.php\/wp-json\/wp\/v2\/media?parent=1323"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}