{"id":4494,"date":"2019-06-22T15:24:27","date_gmt":"2019-06-22T07:24:27","guid":{"rendered":"https:\/\/ixyzero.com\/blog\/?p=4494"},"modified":"2019-06-22T15:24:27","modified_gmt":"2019-06-22T07:24:27","slug":"read%e7%89%b9%e5%be%81%e5%b7%a5%e7%a8%8b%e5%85%a5%e9%97%a8%e4%b8%8e%e5%ae%9e%e8%b7%b5","status":"publish","type":"post","link":"https:\/\/ixyzero.com\/blog\/archives\/4494.html","title":{"rendered":"[read]\u7279\u5f81\u5de5\u7a0b\u5165\u95e8\u4e0e\u5b9e\u8df5"},"content":{"rendered":"\n<p>=Start=<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"id-\u6a21\u677f-\u7f18\u7531\uff1a\">\u7f18\u7531\uff1a<\/h4>\n\n\n\n<p>\u5728\u8ba8\u8bba\u7684\u65f6\u5019\u542c\u5230\u540c\u4e8b\u63d0\u5230\u300c\u7279\u5f81\u5de5\u7a0b\u300d\u8fd9\u4e2a\u8bcd\uff0c\u6bd4\u8f83\u611f\u5174\u8da3\uff0c\u6240\u4ee5\u501f\u4e86\u4e00\u672c\u4e66\u5b66\u4e60\u4e00\u4e0b\u4ec0\u4e48\u662f\u7279\u5f81\u5de5\u7a0b\uff0c\u4ee5\u53ca\u5b83\u80fd\u8d77\u5230\u4ec0\u4e48\u4f5c\u7528\u3001\u8fbe\u5230\u4ec0\u4e48\u6548\u679c\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"id-\u6a21\u677f-\u6b63\u6587\uff1a\">\u6b63\u6587\uff1a<\/h4>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"id-\u6a21\u677f-\u53c2\u8003\u89e3\u7b54\uff1a\">\u53c2\u8003\u89e3\u7b54\uff1a<\/h5>\n\n\n\n<p>Understand \u2192 Enforce \u2192 Build \u2192 Choose \u2192 Transform \u2192 Self-Learning<\/p>\n\n\n\n<ol 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class=\"wp-block-heading\">\u7279\u5f81\u5de5\u7a0b\u7684\u8bc4\u4f30\u6b65\u9aa4<\/h6>\n\n\n\n<p>\u4ee5\u4e0b\u662f\u8bc4\u4f30\u7279\u5f81\u5de5\u7a0b\u7684\u6b65\u9aa4\uff1a<\/p>\n\n\n\n<p>(1) \u5728\u5e94\u7528\u4efb\u4f55\u7279\u5f81\u5de5\u7a0b\u4e4b\u524d\uff0c<strong>\u5148\u5f97\u5230\u673a\u5668\u5b66\u4e60\u6a21\u578b\u7684\u57fa\u51c6\u6027\u80fd<\/strong>\uff1b<\/p>\n\n\n\n<p>(2) \u5e94\u7528\u4e00\u79cd\u6216\u591a\u79cd\u7279\u5f81\u5de5\u7a0b\uff1b<\/p>\n\n\n\n<p>(3)&nbsp;<strong>\u7136\u540e\u5bf9\u4e8e\u6bcf\u79cd\u7279\u5f81\u5de5\u7a0b\uff0c\u83b7\u53d6\u4e00\u4e2a\u6027\u80fd\u6307\u6807\uff0c\u5e76\u4e0e\u57fa\u51c6\u6027\u80fd\u8fdb\u884c\u5bf9\u6bd4<\/strong>\uff1b<\/p>\n\n\n\n<p>(4) \u5982\u679c\u6027\u80fd\u7684\u589e\u91cf\uff08\u53d8\u5316\uff09\u5927\u4e8e\u67d0\u4e2a\u9608\u503c\uff08\u4e00\u822c\u7531\u6211\u4eec\u5b9a\u4e49\uff09\uff0c\u5219\u8ba4\u4e3a\u8fd9\u79cd\u7279\u5f81\u5de5\u7a0b\u662f\u6709\u76ca\u7684\uff0c\u5e76\u5728\u673a\u5668\u5b66\u4e60\u6d41\u6c34\u7ebf\u4e0a\u5e94\u7528\uff1b<\/p>\n\n\n\n<p>(5) \u6027\u80fd\u7684\u6539\u53d8\u4e00\u822c\u4ee5\u767e\u5206\u6bd4\u8ba1\u7b97\uff08\u5982\u679c\u57fa\u51c6\u6027\u80fd\u4ece40%\u7684\u51c6\u786e\u7387\u63d0\u5347\u523076%\u7684\u51c6\u786e\u7387\uff0c\u90a3\u4e48\u6539\u53d8\u662f90%\uff09\u3002<\/p>\n\n\n\n<p>\u6027\u80fd\u7684\u5b9a\u4e49\u968f\u7b97\u6cd5\u4e0d\u540c\u800c\u6539\u53d8\u3002\u5927\u90e8\u5206\u4f18\u79c0\u7684\u4e3b\u6d41\u673a\u5668\u5b66\u4e60\u7b97\u6cd5\u4f1a\u544a\u8bc9\u4f60\uff0c\u5728\u6570\u636e\u79d1\u5b66\u7684\u5b9e\u8df5\u4e2d\u6709\u6570\u5341\u79cd\u516c\u8ba4\u7684\u6307\u6807\u3002<\/p>\n\n\n\n<p>\u5927\u4f53\u4e0a\uff0c\u6211\u4eec\u4f1a\u57283\u4e2a\u9886\u57df\u5185\u5bf9\u7279\u5f81\u5de5\u7a0b\u7684\u597d\u5904\u8fdb\u884c\u91cf\u5316\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u76d1\u7763\u5b66\u4e60<\/strong>\uff1a\u4e5f\u53eb<strong>\u9884\u6d4b\u5206\u6790<\/strong><ul><li>\u56de\u5f52\u2014\u2014\u9884\u6d4b<strong>\u5b9a\u91cf<\/strong>\u6570\u636e<ul><li>\u4e3b\u8981\u4f7f\u7528<strong>\u5747\u65b9\u8bef\u5dee\uff08MSE\uff0cmean squared error\uff09<\/strong>\u4f5c\u4e3a\u6d4b\u91cf\u6307\u6807<\/li><\/ul><\/li><li>\u5206\u7c7b\u2014\u2014\u9884\u6d4b<strong>\u5b9a\u6027<\/strong>\u6570\u636e<ul><li>\u4e3b\u8981\u4f7f\u7528<strong>\u51c6\u786e\u7387<\/strong>\u4f5c\u4e3a\u6d4b\u91cf\u6307\u6807<\/li><\/ul><\/li><\/ul><\/li><li><strong>\u65e0\u76d1\u7763\u5b66\u4e60<\/strong>\uff1a\u805a\u7c7b\u2014\u2014\u5c06\u6570\u636e\u6309\u7279\u5f81\u884c\u4e3a\u8fdb\u884c\u5206\u7c7b<ul><li>\u4e3b\u8981\u7528<strong>\u8f6e\u5ed3\u7cfb\u6570\uff08silhouette coefficient\uff0c\u8fd9\u662f\u4e00\u4e2a\u8868\u793a\u805a\u7c7b\u5206\u79bb\u6027\u7684\u53d8\u91cf\uff0c\u5728-1\u548c1\u4e4b\u95f4\uff09<\/strong>\u4f5c\u4e3a\u6d4b\u91cf\u6307\u6807<\/li><\/ul><\/li><li><strong>\u7edf\u8ba1\u68c0\u9a8c<\/strong>\uff1a\u7528\u76f8\u5173\u7cfb\u6570\u3001\u68c0\u9a8c\u3001\u5361\u65b9\u68c0\u9a8c\uff0c\u4ee5\u53ca\u5176\u4ed6\u65b9\u6cd5\u8bc4\u4f30\u5e76\u91cf\u5316\u539f\u59cb\u6570\u636e\u548c\u8f6c\u6362\u540e\u6570\u636e\u7684\u6548\u679c<\/li><\/ul>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>\u7279\u5f81\u5de5\u7a0b\u7684\u51e0\u4e2a\u4e3b\u8981\u65b9\u9762<\/strong><\/h6>\n\n\n\n<ul class=\"wp-block-list\"><li><strong>\u7279\u5f81\u7406\u89e3<\/strong>\uff1a\u5b66\u4e60\u5982\u4f55<strong>\u8bc6\u522b\u5b9a\u91cf\u6570\u636e\u548c\u5b9a\u6027\u6570\u636e<\/strong>\u3002<\/li><li><strong>\u7279\u5f81\u589e\u5f3a<\/strong>\uff1a<strong>\u6e05\u6d17\u548c\u586b\u5145\u7f3a\u5931\u503c<\/strong>\uff0c\u6700\u5927\u5316\u6570\u636e\u96c6\u7684\u4ef7\u503c\u3002<\/li><li><strong>\u7279\u5f81\u9009\u62e9<\/strong>\uff1a\u901a\u8fc7\u7edf\u8ba1\u65b9\u6cd5\u9009\u62e9\u4e00\u90e8\u5206\u7279\u5f81\uff0c\u4ee5<strong>\u51cf\u5c11\u6570\u636e\u566a\u58f0<\/strong>\u3002<\/li><li><strong>\u7279\u5f81\u6784\u5efa<\/strong>\uff1a<strong>\u6784\u5efa\u65b0\u7684\u7279\u5f81<\/strong>\uff0c\u63a2\u7d22\u7279\u5f81\u95f4\u7684\u8054\u7cfb\u3002<\/li><li><strong>\u7279\u5f81\u8f6c\u6362<\/strong>\uff1a<strong>\u63d0\u53d6\u6570\u636e\u4e2d\u7684\u9690\u85cf\u7ed3\u6784\uff0c\u7528\u6570\u5b66\u65b9\u6cd5\u8f6c\u6362\u6570\u636e\u96c6\u3001\u589e\u5f3a\u6548\u679c<\/strong>\u3002<\/li><li><strong>\u7279\u5f81\u5b66\u4e60<\/strong>\uff1a\u5229\u7528\u6df1\u5ea6\u5b66\u4e60\u7684\u529b\u91cf\uff0c<strong>\u4ee5\u5168\u65b0\u7684\u89c6\u89d2\u770b\u5f85\u6570\u636e\uff0c\u4ece\u800c\u63ed\u793a\u65b0\u7684\u95ee\u9898\uff0c\u5e76\u4e88\u4ee5\u89e3\u51b3<\/strong>\u3002<\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h6 class=\"wp-block-heading\">\u7b2c1\u7ae0\u3000\u7279\u5f81\u5de5\u7a0b\u7b80\u4ecb<\/h6>\n\n\n\n<p>1.1\u3000\u6fc0\u52a8\u4eba\u5fc3\u7684\u4f8b\u5b50\uff1aAI\u9a71\u52a8\u7684\u804a\u5929<br><strong>1.2\u3000\u7279\u5f81\u5de5\u7a0b\u7684\u91cd\u8981\u6027<\/strong><br><strong>1.3\u3000\u7279\u5f81\u5de5\u7a0b\u662f\u4ec0\u4e48<\/strong><br><strong>1.4\u3000\u673a\u5668\u5b66\u4e60\u7b97\u6cd5\u548c\u7279\u5f81\u5de5\u7a0b\u7684\u8bc4\u4f30<\/strong><br>1.4.1\u3000\u7279\u5f81\u5de5\u7a0b\u7684\u4f8b\u5b50\uff1a\u771f\u7684\u6709\u4eba\u80fd\u9884\u6d4b\u5929\u6c14\u5417<br>1.4.2\u3000\u7279\u5f81\u5de5\u7a0b\u7684\u8bc4\u4f30\u6b65\u9aa4<br>1.4.3\u3000\u8bc4\u4f30\u76d1\u7763\u5b66\u4e60\u7b97\u6cd5<br>1.4.4\u3000\u8bc4\u4f30\u65e0\u76d1\u7763\u5b66\u4e60\u7b97\u6cd5<br><strong>1.5\u3000\u7279\u5f81\u7406\u89e3\uff1a\u6211\u7684\u6570\u636e\u96c6\u91cc\u6709\u4ec0\u4e48<\/strong><br><strong>1.6\u3000\u7279\u5f81\u589e\u5f3a\uff1a\u6e05\u6d17\u6570\u636e<\/strong><br><strong>1.7\u3000\u7279\u5f81\u9009\u62e9\uff1a\u5bf9\u574f\u5c5e\u6027\u8bf4\u4e0d<\/strong><br><strong>1.8\u3000\u7279\u5f81\u6784\u5efa\uff1a\u80fd\u751f\u6210\u65b0\u7279\u5f81\u5417<\/strong><br><strong>1.9\u3000\u7279\u5f81\u8f6c\u6362\uff1a\u6570\u5b66\u663e\u795e\u901a<\/strong><br><strong>1.10\u3000\u7279\u5f81\u5b66\u4e60\uff1a\u4ee5AI\u4fc3AI<\/strong><br>1.11\u3000\u5c0f\u7ed3<\/p>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>\u7b2c2\u7ae0 \u7279\u5f81\u7406\u89e3\uff1a\u6211\u7684\u6570\u636e\u96c6\u91cc\u6709\u4ec0\u4e48<\/strong><\/h6>\n\n\n\n<p class=\"has-text-color has-vivid-red-color\">2.1\u3000\u6570\u636e\u7ed3\u6784\u7684\u6709\u65e0<br><strong>2.2\u3000\u5b9a\u91cf\u6570\u636e\u548c\u5b9a\u6027\u6570\u636e<\/strong><br><strong>2.3\u3000\u6570\u636e\u76844\u4e2a\u7b49\u7ea7<\/strong><br>2.3.1\u3000\u5b9a\u7c7b\u7b49\u7ea7<br>2.3.2\u3000\u5b9a\u5e8f\u7b49\u7ea7<br>2.3.3\u3000\u5b9a\u8ddd\u7b49\u7ea7<br>2.3.4\u3000\u5b9a\u6bd4\u7b49\u7ea7<br>2.4\u3000\u6570\u636e\u7b49\u7ea7\u603b\u7ed3<br>2.5\u3000\u5c0f\u7ed3<\/p>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>\u7b2c3\u7ae0\u3000\u7279\u5f81\u589e\u5f3a\uff1a\u6e05\u6d17\u6570\u636e<\/strong><\/h6>\n\n\n\n<p><strong>3.1\u3000\u8bc6\u522b\u6570\u636e\u4e2d\u7684\u7f3a\u5931\u503c<\/strong><br>3.1.1\u3000\u76ae\u9a6c\u5370\u7b2c\u5b89\u4eba\u7cd6\u5c3f\u75c5\u9884\u6d4b\u6570\u636e\u96c6<br>3.1.2\u3000\u63a2\u7d22\u6027\u6570\u636e\u5206\u6790<br><strong>3.2\u3000\u5904\u7406\u6570\u636e\u96c6\u4e2d\u7684\u7f3a\u5931\u503c<\/strong><br>3.2.1\u3000\u5220\u9664\u6709\u5bb3\u7684\u884c<br>3.2.2\u3000\u586b\u5145\u7f3a\u5931\u503c<br><strong>3.2.3\u3000\u5728\u673a\u5668\u5b66\u4e60\u6d41\u6c34\u7ebf\u4e2d\u586b\u5145\u503c<\/strong><br><strong>3.3\u3000\u6807\u51c6\u5316\u548c\u5f52\u4e00\u5316<\/strong><br>3.3.1\u3000z\u5206\u6570\u6807\u51c6\u5316<br>3.3.2\u3000min-max\u6807\u51c6\u5316<br>3.3.3\u3000\u884c\u5f52\u4e00\u5316<br>3.3.4\u3000\u6574\u5408\u8d77\u6765<br>3.4\u3000\u5c0f\u7ed3<\/p>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>\u7b2c4\u7ae0\u3000\u7279\u5f81\u6784\u5efa\uff1a\u6211\u80fd\u751f\u6210\u65b0\u7279\u5f81\u5417<\/strong><\/h6>\n\n\n\n<p><strong>4.2\u3000\u586b\u5145\u5206\u7c7b\u7279\u5f81<\/strong><br>4.2.1\u3000\u81ea\u5b9a\u4e49\u586b\u5145\u5668<br>4.2.2\u3000\u81ea\u5b9a\u4e49\u5206\u7c7b\u586b\u5145\u5668<br>4.2.3\u3000\u81ea\u5b9a\u4e49\u5b9a\u91cf\u586b\u5145\u5668<br><strong>4.3\u3000\u7f16\u7801\u5206\u7c7b\u53d8\u91cf<\/strong><br>4.3.1\u3000\u5b9a\u7c7b\u7b49\u7ea7\u7684\u7f16\u7801<br>4.3.2\u3000\u5b9a\u5e8f\u7b49\u7ea7\u7684\u7f16\u7801<br>4.3.3\u3000\u5c06\u8fde\u7eed\u7279\u5f81\u5206\u7bb1<br>4.3.4\u3000\u521b\u5efa\u6d41\u6c34\u7ebf<br><strong>4.4\u3000\u6269\u5c55\u6570\u503c\u7279\u5f81<\/strong><br>4.4.1\u3000\u6839\u636e\u80f8\u90e8\u52a0\u901f\u5ea6\u8ba1\u8bc6\u522b\u52a8\u4f5c\u7684\u6570\u636e\u96c6<br>4.4.2\u3000\u591a\u9879\u5f0f\u7279\u5f81<br><strong>4.5\u3000\u9488\u5bf9\u6587\u672c\u7684\u7279\u5f81\u6784\u5efa<\/strong><br>4.5.1\u3000\u8bcd\u888b\u6cd5<br>4.5.2\u3000CountVectorizer<br>4.5.3\u3000TF-IDF\u5411\u91cf\u5316\u5668<br>4.5.4\u3000\u5728\u673a\u5668\u5b66\u4e60\u6d41\u6c34\u7ebf\u4e2d\u4f7f\u7528\u6587\u672c<br>4.6\u3000\u5c0f\u7ed3<\/p>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>\u7b2c5\u7ae0\u3000\u7279\u5f81\u9009\u62e9\uff1a\u5bf9\u574f\u5c5e\u6027\u8bf4\u4e0d<\/strong><\/h6>\n\n\n\n<p><strong>5.1\u3000\u5728\u7279\u5f81\u5de5\u7a0b\u4e2d\u5b9e\u73b0\u66f4\u597d\u7684\u6027\u80fd<br><\/strong>5.2\u3000\u521b\u5efa\u57fa\u51c6\u673a\u5668\u5b66\u4e60\u6d41\u6c34\u7ebf<br><strong>5.3\u3000\u7279\u5f81\u9009\u62e9\u7684\u7c7b\u578b<\/strong><br>5.3.1\u3000<strong>\u57fa\u4e8e\u7edf\u8ba1<\/strong>\u7684\u7279\u5f81\u9009\u62e9<br>5.3.2\u3000<strong>\u57fa\u4e8e\u6a21\u578b<\/strong>\u7684\u7279\u5f81\u9009\u62e9<br><strong>5.4\u3000\u9009\u7528\u6b63\u786e\u7684\u7279\u5f81\u9009\u62e9\u65b9\u6cd5<\/strong><br>5.5\u3000\u5c0f\u7ed3<\/p>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>\u7b2c6\u7ae0\u3000\u7279\u5f81\u8f6c\u6362\uff1a\u6570\u5b66\u663e\u795e\u901a<\/strong><\/h6>\n\n\n\n<p><strong>6.1\u3000\u7ef4\u5ea6\u7f29\u51cf\uff1a\u7279\u5f81\u8f6c\u6362\u3001\u7279\u5f81\u9009\u62e9\u4e0e\u7279\u5f81\u6784\u5efa<\/strong><br><strong>6.2\u3000\u4e3b\u6210\u5206\u5206\u6790<\/strong><br><strong>6.2.1\u3000PCA\u7684\u5de5\u4f5c\u539f\u7406<\/strong><br>6.2.2\u3000\u9e22\u5c3e\u82b1\u6570\u636e\u96c6\u7684PCA\u2014\u2014\u624b\u52a8\u5904\u7406<br>6.2.3\u3000scikit-learn\u7684PCA<br>6.2.4\u3000\u4e2d\u5fc3\u5316\u548c\u7f29\u653e\u5bf9PCA\u7684\u5f71\u54cd<br><strong>6.3\u3000\u7ebf\u6027\u5224\u522b\u5206\u6790<\/strong><br><strong>6.3.1\u3000LDA\u7684\u5de5\u4f5c\u539f\u7406<\/strong><br>6.3.2\u3000\u5728scikit-learn\u4e2d\u4f7f\u7528LDA<br>6.4\u3000LDA\u4e0ePCA\uff1a\u4f7f\u7528\u9e22\u5c3e\u82b1\u6570\u636e\u96c6<br>6.5\u3000\u5c0f\u7ed3<\/p>\n\n\n\n<h6 class=\"wp-block-heading\"><strong>\u7b2c7\u7ae0\u3000\u7279\u5f81\u5b66\u4e60\uff1a\u4ee5AI\u4fc3AI<\/strong><\/h6>\n\n\n\n<p><strong>7.1\u3000\u6570\u636e\u7684\u53c2\u6570\u5047\u8bbe<\/strong><br>7.1.1\u3000\u975e\u53c2\u6570\u8c2c\u8bef<br>7.1.2\u3000\u672c\u7ae0\u7684\u7b97\u6cd5<br>7.2\u3000\u53d7\u9650\u73bb\u5c14\u5179\u66fc\u673a<br>7.2.1\u3000\u4e0d\u4e00\u5b9a\u964d\u7ef4<br>7.2.2\u3000\u53d7\u9650\u73bb\u5c14\u5179\u66fc\u673a\u7684\u56fe<br>7.2.3\u3000\u73bb\u5c14\u5179\u66fc\u673a\u7684\u9650\u5236<br>7.2.4\u3000\u6570\u636e\u91cd\u5efa<br>7.2.5\u3000MNIST\u6570\u636e\u96c6<br>7.3\u3000\u4f2f\u52aa\u5229\u53d7\u9650\u73bb\u5c14\u5179\u66fc\u673a<br>7.3.1\u3000\u4eceMNIST\u4e2d\u63d0\u53d6PCA\u4e3b\u6210\u5206<br>7.3.2\u3000\u4eceMNIST\u4e2d\u63d0\u53d6RBM\u7279\u5f81<br>7.4.1\u3000\u5bf9\u539f\u59cb\u50cf\u7d20\u503c\u5e94\u7528\u7ebf\u6027\u6a21\u578b<br>7.4.3\u3000\u5bf9\u63d0\u53d6\u7684RBM\u7279\u5f81\u5e94\u7528\u7ebf\u6027\u6a21\u578b<br><strong>7.5\u3000\u5b66\u4e60\u6587\u672c\u7279\u5f81\uff1a\u8bcd\u5411\u91cf<\/strong><br>7.5.1\u3000\u8bcd\u5d4c\u5165<br>7.5.2\u3000\u4e24\u79cd\u8bcd\u5d4c\u5165\u65b9\u6cd5\uff1aWord2vec\u548cGloVe<br>7.5.3\u3000Word2vec\uff1a\u53e6\u4e00\u4e2a\u6d45\u5c42\u795e\u7ecf\u7f51\u7edc<br>7.5.4\u3000\u521b\u5efaWord2vec\u8bcd\u5d4c\u5165\u7684gensim\u5305<br>7.5.5\u3000\u8bcd\u5d4c\u5165\u7684\u5e94\u7528\uff1a\u4fe1\u606f\u68c0\u7d22<br>7.6\u3000\u5c0f\u7ed3<\/p>\n\n\n\n<h6 class=\"wp-block-heading\">\u7b2c8\u7ae0\u3000\u6848\u4f8b\u5206\u6790<\/h6>\n\n\n\n<p>8.1\u3000\u6848\u4f8b1\uff1a\u9762\u90e8\u8bc6\u522b<br>8.1.1\u3000\u9762\u90e8\u8bc6\u522b\u7684\u5e94\u7528<br>8.1.2\u3000\u6570\u636e<br>8.1.3\u3000\u6570\u636e\u63a2\u7d22<br>8.1.4\u3000\u5e94\u7528\u9762\u90e8\u8bc6\u522b<br>8.2\u3000\u6848\u4f8b2\uff1a\u9884\u6d4b\u9152\u5e97\u8bc4\u8bba\u6570\u636e\u7684\u4e3b\u9898<br>8.2.1\u3000\u6587\u672c\u805a\u7c7b\u7684\u5e94\u7528<br>8.2.2\u3000\u9152\u5e97\u8bc4\u8bba\u6570\u636e<br>8.2.3\u3000\u6570\u636e\u63a2\u7d22<br>8.2.4\u3000\u805a\u7c7b\u6a21\u578b<br>8.2.5\u3000SVD\u4e0ePCA\u4e3b\u6210\u5206<br>8.2.6\u3000\u6f5c\u5728\u8bed\u4e49\u5206\u6790<br>8.3\u3000\u5c0f\u7ed3<\/p>\n\n\n\n<h5 class=\"wp-block-heading\" id=\"id-\u6a21\u677f-\u53c2\u8003\u94fe\u63a5\uff1a\">\u53c2\u8003\u94fe\u63a5\uff1a<\/h5>\n\n\n\n<ul class=\"wp-block-list\"><li><a href=\"http:\/\/www.ituring.com.cn\/book\/2606\">http:\/\/www.ituring.com.cn\/book\/2606<\/a><\/li><li><a href=\"http:\/\/www.ituring.com.cn\/book\/tupubarticle\/26585\">http:\/\/www.ituring.com.cn\/book\/tupubarticle\/26585<\/a><\/li><li><a href=\"http:\/\/product.dangdang.com\/27876007.html\">http:\/\/product.dangdang.com\/27876007.html<\/a><\/li><li><a href=\"https:\/\/github.com\/PacktPublishing\/Feature-Engineering-Made-Easy\">https:\/\/github.com\/PacktPublishing\/Feature-Engineering-Made-Easy<\/a><\/li><li><a href=\"https:\/\/prod.packtpub.com\/in\/big-data-and-business-intelligence\/feature-engineering-made-easy\">https:\/\/prod.packtpub.com\/in\/big-data-and-business-intelligence\/feature-engineering-made-easy<\/a><\/li><\/ul>\n\n\n\n<p>=END=<\/p>\n","protected":false},"excerpt":{"rendered":"<p>=Start= \u7f18\u7531\uff1a \u5728\u8ba8\u8bba\u7684\u65f6\u5019\u542c\u5230\u540c\u4e8b\u63d0\u5230\u300c\u7279\u5f81\u5de5\u7a0b\u300d\u8fd9\u4e2a\u8bcd\uff0c\u6bd4\u8f83\u611f\u5174\u8da3\uff0c\u6240\u4ee5\u501f\u4e86\u4e00\u672c\u4e66\u5b66\u4e60\u4e00\u4e0b\u4ec0\u4e48\u662f\u7279 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23,1275],"tags":[333,1440,1441,1443,320,1442,9,1439],"class_list":["post-4494","post","type-post","status-publish","format-standard","hentry","category-knowledgebase-2","category-1275","tag-book","tag-featureengineering","tag-machinelearning","tag-pca","tag-reading","tag-svd","tag-9","tag-1439"],"views":9362,"_links":{"self":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts\/4494","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/comments?post=4494"}],"version-history":[{"count":1,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts\/4494\/revisions"}],"predecessor-version":[{"id":4496,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts\/4494\/revisions\/4496"}],"wp:attachment":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/media?parent=4494"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/categories?post=4494"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/tags?post=4494"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}