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class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5728\u6570\u636e\u8fc7\u8f7d\u7684\u80cc\u666f\u4e0b\uff0c\u4eba\u5de5\u5ba1\u8ba1\u7684\u6548\u7387\u74f6\u9888\u6108\u53d1\u51f8\u663e\u3002\u5ba1\u8ba1\u6d41\u7a0b\u901a\u5e38\u5305\u62ec\uff1a\u786e\u5b9a\u5ba1\u8ba1\u8303\u56f4\u3001\u62bd\u53d6\u6837\u672c\u3001\u6838\u5bf9\u539f\u59cb\u5355\u636e\u3001\u8bbf\u8c08\u76f8\u5173\u4eba\u5458\u7b49\u4e00\u7cfb\u5217\u52b3\u52a8\u5bc6\u96c6\u578b\u4efb\u52a1\u3002\u5373\u4fbf\u53ea\u662f\u5bf91%\u7684\u4ea4\u6613\u8fdb\u884c\u62bd\u6837\u5ba1\u8ba1\uff0c\u5bf9\u4e8e\u4e00\u4e2a\u62e5\u6709\u767e\u4e07\u7ea7\u4ea4\u6613\u91cf\u7684\u516c\u53f8\u800c\u8a00\uff0c\u4e5f\u610f\u5473\u7740\u9700\u8981\u4eba\u5de5\u6838\u67e5\u4e0a\u4e07\u7b14\u4ea4\u6613\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u4e0d\u4ec5\u8017\u65f6\u5de8\u5927\uff0c\u5360\u7528\u4e86\u5ba1\u8ba1\u56e2\u961f\u5b9d\u8d35\u7684\u4e13\u4e1a\u8d44\u6e90\uff0c\u800c\u4e14\u6781\u6613\u51fa\u9519\u3002<\/p>\n<p>\u66f4\u91cd\u8981\u7684\u662f\uff0c\u8fd9\u79cd\u6a21\u5f0f\u5bfc\u81f4\u5ba1\u8ba1\u5de5\u4f5c\u5177\u6709\u663e\u8457\u7684\u6ede\u540e\u6027\u3002\u5e74\u7ec8\u5ba1\u8ba1\u6216\u5b63\u5ea6\u5ba1\u8ba1\u53d1\u73b0\u7684\u95ee\u9898\uff0c\u5f80\u5f80\u662f\u6570\u6708\u524d\u751a\u81f3\u4e00\u5e74\u524d\u53d1\u751f\u7684\uff0c\u6b64\u65f6\u5373\u4fbf\u53d1\u73b0\u95ee\u9898\uff0c\u4e5f\u53ef\u80fd\u9519\u8fc7\u4e86\u6700\u4f73\u7684\u7ea0\u6b63\u65f6\u673a\uff0c\u635f\u5931\u5df2\u7ecf\u9020\u6210\u3002\u5ba1\u8ba1\u7684\u4ef7\u503c\u4ece\u201c\u4e8b\u524d\u9884\u8b66\u201d\u548c\u201c\u4e8b\u4e2d\u63a7\u5236\u201d\u9000\u5316\u4e3a\u201c\u4e8b\u540e\u8865\u6551\u201d\uff0c\u5176\u6218\u7565\u610f\u4e49\u5927\u6253\u6298\u6263\u3002\u6b64\u5916\uff0c\u4eba\u5de5\u62bd\u6837\u7684\u968f\u673a\u6027\u548c\u4e3b\u89c2\u6027\u4e5f\u4f7f\u5f97\u5ba1\u8ba1\u7ed3\u679c\u96be\u4ee5\u5b8c\u5168\u590d\u73b0\u548c\u6807\u51c6\u5316\uff0c\u5ba1\u8ba1\u8d28\u91cf\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u4f9d\u8d56\u4e8e\u5ba1\u8ba1\u5e08\u7684\u4e2a\u4eba\u7ecf\u9a8c\u548c\u8d23\u4efb\u5fc3\uff0c\u8fd9\u4e3a\u4f01\u4e1a\u5e26\u6765\u4e86\u7ba1\u7406\u4e0a\u7684\u4e0d\u786e\u5b9a\u6027\u3002\u56e0\u6b64\uff0c\u8981\u5c06\u5ba1\u8ba1\u804c\u80fd\u4ece\u88ab\u52a8\u7684\u5408\u89c4\u68c0\u67e5\u8005\uff0c\u8f6c\u53d8\u4e3a\u4e3b\u52a8\u7684\u4ef7\u503c\u521b\u9020\u8005\uff0c\u5c31\u5fc5\u987b\u7a81\u7834\u4eba\u5de5\u5904\u7406\u7684\u6548\u7387\u6781\u9650\u3002<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E4%BA%8C%E3%80%81_%E8%A7%A3%E7%A0%81PCA%E4%B8%BB%E6%88%90%E5%88%86%E5%88%86%E6%9E%90%EF%BC%9A%E4%BB%8E%E5%A4%8D%E6%9D%82%E6%95%B0%E6%8D%AE%E4%B8%AD%E6%B4%9E%E5%AF%9F%E6%A0%B8%E5%BF%83%E9%A3%8E%E9%99%A9\"><\/span>\u4e8c\u3001 \u89e3\u7801PCA\u4e3b\u6210\u5206\u5206\u6790\uff1a\u4ece\u590d\u6742\u6570\u636e\u4e2d\u6d1e\u5bdf\u6838\u5fc3\u98ce\u9669<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u9762\u5bf9\u4f20\u7edf\u5ba1\u8ba1\u65b9\u6cd5\u7684\u56f0\u5883\uff0c\u4e3b\u6210\u5206\u5206\u6790\uff08PCA\uff09\u63d0\u4f9b\u4e86\u4e00\u79cd\u622a\u7136\u4e0d\u540c\u7684\u89e3\u51b3\u601d\u8def\u3002\u5b83\u5e76\u975e\u7b80\u5355\u5730\u589e\u52a0\u5ba1\u8ba1\u4eba\u5458\u6216\u5ef6\u957f\u5ba1\u8ba1\u65f6\u95f4\uff0c\u800c\u662f\u901a\u8fc7\u6570\u5b66\u65b9\u6cd5\u4ece\u6839\u672c\u4e0a\u6539\u53d8\u6211\u4eec\u770b\u5f85\u548c\u5904\u7406\u6570\u636e\u7684\u65b9\u5f0f\u3002\u5bf9\u4e8e\u4f01\u4e1a\u51b3\u7b56\u8005\u800c\u8a00\uff0c\u7406\u89e3PCA\u7684\u6838\u5fc3\u903b\u8f91\uff0c\u662f\u5f00\u542f\u6570\u636e\u9a71\u52a8\u578b\u667a\u80fd\u5ba1\u8ba1\u5927\u95e8\u7684\u7b2c\u4e00\u6b65\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_%E4%BB%80%E4%B9%88%E6%98%AFPCA%E4%B8%BB%E6%88%90%E5%88%86%E5%88%86%E6%9E%90%EF%BC%9F%EF%BC%88%E9%9D%A2%E5%90%91%E5%86%B3%E7%AD%96%E8%80%85%E7%9A%84%E8%A7%A3%E8%AF%BB%EF%BC%89\"><\/span>1. \u4ec0\u4e48\u662fPCA\u4e3b\u6210\u5206\u5206\u6790\uff1f\uff08\u9762\u5411\u51b3\u7b56\u8005\u7684\u89e3\u8bfb\uff09<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u60f3\u8c61\u4e00\u4e0b\uff0c\u60a8\u6b63\u5728\u8bc4\u4f30\u4e00\u4efd\u5305\u542b\u6570\u5341\u4e2a\u8d22\u52a1\u6307\u6807\u7684\u590d\u6742\u62a5\u544a\uff0c\u4f8b\u5982\uff1a\u4ea4\u6613\u91d1\u989d\u3001\u5229\u6da6\u7387\u3001\u5ba1\u6279\u65f6\u957f\u3001\u4f9b\u5e94\u5546\u8d26\u671f\u3001\u5458\u5de5\u62a5\u9500\u9891\u7387\u3001\u53d1\u751f\u65f6\u95f4\u70b9\u7b49\u7b49\u3002\u8bd5\u56fe\u540c\u65f6\u7406\u89e3\u6240\u6709\u8fd9\u4e9b\u6307\u6807\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u5e76\u4ece\u4e2d\u627e\u51fa\u5f02\u5e38\uff0c\u662f\u4e00\u9879\u6781\u5176\u70e7\u8111\u7684\u4efb\u52a1\u3002\u60a8\u53ef\u80fd\u4f1a\u4e0b\u610f\u8bc6\u5730\u53bb\u5bfb\u627e\u51e0\u4e2a\u201c\u6700\u5173\u952e\u201d\u7684\u6307\u6807\uff0c\u4f46\u8fd9\u79cd\u9009\u62e9\u5f80\u5f80\u662f\u4e3b\u89c2\u7684\uff0c\u4e14\u53ef\u80fd\u5ffd\u7565\u4e86\u591a\u4e2a\u6307\u6807\u7ec4\u5408\u8d77\u6765\u624d\u80fd\u63ed\u793a\u7684\u6df1\u5c42\u95ee\u9898\u3002<\/p>\n<p>PCA\u505a\u7684\uff0c\u6b63\u662f\u5c06\u8fd9\u4e2a\u201c\u5bfb\u627e\u5173\u952e\u6307\u6807\u201d\u7684\u8fc7\u7a0b\u53d8\u5f97\u5ba2\u89c2\u3001\u91cf\u5316\u548c\u9ad8\u6548\u3002\u5b83\u662f\u4e00\u79cd\u6570\u636e\u201c\u964d\u7ef4\u201d\u6280\u672f\uff0c\u5176\u6838\u5fc3\u601d\u60f3\u53ef\u4ee5\u901a\u4fd7\u5730\u7406\u89e3\u4e3a\u201c\u4fe1\u606f\u6d53\u7f29\u201d\u3002PCA\u901a\u8fc7\u590d\u6742\u7684\u7ebf\u6027\u4ee3\u6570\u8fd0\u7b97\uff0c\u5c06\u539f\u59cb\u7684\u6570\u5341\u4e2a\u751a\u81f3\u4e0a\u767e\u4e2a\u76f8\u5173\u8054\u7684\u8d22\u52a1\u6307\u6807\uff0c\u91cd\u65b0\u7ec4\u5408\u6210\u5c11\u6570\u51e0\u4e2a\u5168\u65b0\u7684\u3001\u4e92\u4e0d\u76f8\u5173\u7684\u7efc\u5408\u6307\u6807\uff0c\u8fd9\u4e9b\u65b0\u6307\u6807\u88ab\u79f0\u4e3a\u201c\u4e3b\u6210\u5206\u201d\uff08Principal Components\uff09\u3002<\/p>\n<p>\u7b2c\u4e00\u4e2a\u4e3b\u6210\u5206\uff08PC1\uff09\u4f1a\u6355\u6349\u539f\u59cb\u6570\u636e\u4e2d\u6700\u5927\u7a0b\u5ea6\u7684\u53d8\u5f02\u4fe1\u606f\uff0c\u53ef\u4ee5\u5c06\u5176\u7406\u89e3\u4e3a\u6570\u636e\u4e2d\u201c\u6700\u4e3b\u8981\u7684\u6545\u4e8b\u7ebf\u201d\u3002\u4f8b\u5982\uff0c\u5728\u5e94\u4ed8\u8d26\u6b3e\u5ba1\u8ba1\u4e2d\uff0cPC1\u53ef\u80fd\u4ee3\u8868\u4e86\u201c\u5927\u989d\u3001\u7d27\u6025\u652f\u4ed8\u3001\u4e14\u4f9b\u5e94\u5546\u4e3a\u65b0\u6ce8\u518c\u201d\u7684\u7efc\u5408\u7279\u5f81\u3002\u7b2c\u4e8c\u4e2a\u4e3b\u6210\u5206\uff08PC2\uff09\u5219\u5728\u4e0ePC1\u65e0\u5173\u7684\u65b9\u5411\u4e0a\uff0c\u6355\u6349\u5269\u4f59\u53d8\u5f02\u4e2d\u7684\u6700\u5927\u90e8\u5206\uff0c\u53ef\u80fd\u4ee3\u8868\u201c\u975e\u5de5\u4f5c\u65f6\u95f4\u5ba1\u6279\u3001\u4e14\u91d1\u989d\u6070\u597d\u4f4e\u4e8e\u5ba1\u6279\u4e0a\u9650\u201d\u7684\u7279\u5f81\u3002\u4ee5\u6b64\u7c7b\u63a8\uff0c\u901a\u5e38\u524d\u51e0\u4e2a\u4e3b\u6210\u5206\u5c31\u80fd\u89e3\u91ca\u539f\u59cb\u6570\u636e80%\u81f395%\u4ee5\u4e0a\u7684\u4fe1\u606f\u3002<\/p>\n<p>\u6700\u7ec8\uff0c\u5ba1\u8ba1\u4eba\u5458\u4e0d\u518d\u9700\u8981\u9762\u5bf9\u51e0\u5341\u4e2a\u539f\u59cb\u53d8\u91cf\uff0c\u800c\u53ea\u9700\u5206\u67902\u52303\u4e2a\u5305\u542b\u4e86\u7edd\u5927\u90e8\u5206\u4fe1\u606f\u7684\u4e3b\u6210\u5206\u3002\u8fd9\u5c31\u50cf\u5c06\u4e00\u672c\u539a\u91cd\u7684\u8d22\u52a1\u6d41\u6c34\u8d26\uff0c\u7cbe\u70bc\u6210\u4e86\u4e00\u4efd\u76f4\u6307\u6838\u5fc3\u7684\u201c\u98ce\u9669\u6458\u8981\u62a5\u544a\u201d\uff0c\u8ba9\u6d1e\u5bdf\u53d8\u5f97\u524d\u6240\u672a\u6709\u7684\u6e05\u6670\u548c\u9ad8\u6548\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_PCA%E5%9C%A8%E8%B4%A2%E5%8A%A1%E5%AE%A1%E8%AE%A1%E4%B8%AD%E7%9A%84%E6%A0%B8%E5%BF%83%E4%BB%B7%E5%80%BC%EF%BC%9A%E9%99%8D%E7%BB%B4%E3%80%81%E5%8E%BB%E5%99%AA%E3%80%81%E8%AF%86%E5%88%AB%E5%BC%82%E5%B8%B8\"><\/span>2. PCA\u5728\u8d22\u52a1\u5ba1\u8ba1\u4e2d\u7684\u6838\u5fc3\u4ef7\u503c\uff1a\u964d\u7ef4\u3001\u53bb\u566a\u3001\u8bc6\u522b\u5f02\u5e38<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5c06PCA\u5e94\u7528\u4e8eERP\u8d22\u52a1\u5ba1\u8ba1\uff0c\u5176\u4ef7\u503c\u4e3b\u8981\u4f53\u73b0\u5728\u4ee5\u4e0b\u4e09\u4e2a\u5c42\u9762\uff0c\u8fd9\u4e09\u8005\u73af\u73af\u76f8\u6263\uff0c\u5171\u540c\u6784\u6210\u4e86\u4e00\u4e2a\u5f3a\u5927\u7684\u98ce\u9669\u8bc6\u522b\u5f15\u64ce\uff1a<\/p>\n<ul>\n<li>\n<p><strong>\u964d\u7ef4\uff08Dimensionality Reduction\uff09\uff1a\u805a\u7126\u6838\u5fc3\u98ce\u9669\u9a71\u52a8\u56e0\u7d20<\/strong>\u8fd9\u662fPCA\u6700\u76f4\u63a5\u7684\u4ef7\u503c\u3002\u5982\u524d\u6240\u8ff0\uff0c\u901a\u8fc7\u5c06\u4e0a\u767e\u4e2a\u8d22\u52a1\u53d8\u91cf\u964d\u81f3\u51e0\u4e2a\u4e3b\u6210\u5206\uff0c\u5ba1\u8ba1\u4eba\u5458\u7684\u5de5\u4f5c\u91cd\u5fc3\u4ece\u5904\u7406\u6d77\u91cf\u3001\u7410\u788e\u7684\u539f\u59cb\u6570\u636e\uff0c\u8f6c\u79fb\u5230\u89e3\u8bfb\u5c11\u6570\u51e0\u4e2a\u5177\u6709\u660e\u786e\u4e1a\u52a1\u542b\u4e49\u7684\u7efc\u5408\u98ce\u9669\u7ef4\u5ea6\u4e0a\u3002\u8fd9\u6781\u5927\u5730\u964d\u4f4e\u4e86\u8ba4\u77e5\u8d1f\u8377\uff0c\u4f7f\u5f97\u5ba1\u8ba1\u56e2\u961f\u80fd\u5c06\u6709\u9650\u7684\u7cbe\u529b\u6295\u5165\u5230\u5bf9\u9ad8\u98ce\u9669\u6a21\u5f0f\u7684\u6df1\u5165\u5206\u6790\u4e2d\uff0c\u800c\u4e0d\u662f\u8017\u8d39\u5728\u6570\u636e\u7684\u6c6a\u6d0b\u91cc\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u53bb\u566a\uff08Noise Reduction\uff09\uff1a\u8fc7\u6ee4\u5e38\u89c4\u4ea4\u6613\u7684\u5e72\u6270<\/strong>\u5728\u4efb\u4f55\u8d22\u52a1\u6570\u636e\u96c6\u4e2d\uff0c\u7edd\u5927\u90e8\u5206\u90fd\u662f\u7b26\u5408\u4e1a\u52a1\u5e38\u89c4\u7684\u201c\u6b63\u5e38\u201d\u4ea4\u6613\uff0c\u8fd9\u4e9b\u53ef\u4ee5\u88ab\u89c6\u4f5c\u201c\u566a\u97f3\u201d\u3002PCA\u5728\u6784\u5efa\u4e3b\u6210\u5206\u65f6\uff0c\u4f1a\u4f18\u5148\u6355\u6349\u6570\u636e\u4e2d\u65b9\u5dee\u6700\u5927\uff08\u5373\u4fe1\u606f\u91cf\u6700\u5927\uff09\u7684\u65b9\u5411\uff0c\u800c\u90a3\u4e9b\u65b9\u5dee\u8f83\u5c0f\u3001\u89c4\u5f8b\u6027\u4e0d\u5f3a\u7684\u968f\u673a\u6ce2\u52a8\u6216\u5e38\u89c4\u6a21\u5f0f\uff0c\u5176\u4fe1\u606f\u4f1a\u88ab\u5206\u914d\u5230\u9760\u540e\u7684\u3001\u4e0d\u91cd\u8981\u7684\u4e3b\u6210\u5206\u4e2d\u3002\u901a\u8fc7\u5728\u5206\u6790\u65f6\u820d\u5f03\u8fd9\u4e9b\u9760\u540e\u7684\u4e3b\u6210\u5206\uff0c\u6211\u4eec\u5b9e\u9645\u4e0a\u5c31\u5b8c\u6210\u4e86\u4e00\u6b21\u9ad8\u6548\u7684\u201c\u53bb\u566a\u201d\uff0c\u4f7f\u5f97\u9690\u85cf\u5728\u6570\u636e\u4e2d\u7684\u5fae\u5f31\u4f46\u5173\u952e\u7684\u5f02\u5e38\u4fe1\u53f7\u5f97\u4ee5\u51f8\u663e\u3002<\/p>\n<\/li>\n<li>\n<p><strong>\u8bc6\u522b\u5f02\u5e38\uff08Anomaly Detection\uff09\uff1a\u91cf\u5316\u4ea4\u6613\u7684\u201c\u53ef\u7591\u5ea6\u201d<\/strong>\u4e00\u65e6\u5efa\u7acb\u4e86\u7531\u4e3b\u6210\u5206\u6784\u6210\u7684\u65b0\u7684\u5750\u6807\u7cfb\uff0c\u6bcf\u4e00\u7b14\u4ea4\u6613\u90fd\u53ef\u4ee5\u88ab\u6620\u5c04\u5230\u8fd9\u4e2a\u65b0\u7a7a\u95f4\u4e2d\uff0c\u5e76\u5f97\u5230\u76f8\u5e94\u7684\u201c\u4e3b\u6210\u5206\u5f97\u5206\u201d\u3002\u7edd\u5927\u591a\u6570\u6b63\u5e38\u4ea4\u6613\u7684\u5f97\u5206\u4f1a\u805a\u96c6\u5728\u4e2d\u5fc3\u533a\u57df\uff0c\u5f62\u6210\u4e00\u4e2a\u5bc6\u96c6\u7684\u201c\u5e38\u89c4\u4e91\u201d\u3002\u800c\u90a3\u4e9b\u5728\u67d0\u4e9b\u4e3b\u6210\u5206\u4e0a\u5f97\u5206\u5f02\u5e38\u9ad8\u6216\u5f02\u5e38\u4f4e\u7684\u4ea4\u6613\uff0c\u5c31\u4f1a\u504f\u79bb\u8fd9\u4e2a\u4e2d\u5fc3\u533a\u57df\uff0c\u6210\u4e3a\u201c\u79bb\u7fa4\u70b9\u201d\u3002\u4f8b\u5982\uff0c\u4e00\u7b14\u4ea4\u6613\u5728\u4ee3\u8868\u201c\u7d27\u6025\u5927\u989d\u652f\u4ed8\u201d\u7684PC1\u4e0a\u5f97\u5206\u6781\u9ad8\uff0c\u800c\u5728\u4ee3\u8868\u201c\u5e38\u89c4\u5ba1\u6279\u6d41\u7a0b\u201d\u7684PC2\u4e0a\u5f97\u5206\u6781\u4f4e\uff0c\u90a3\u4e48\u5b83\u5c31\u662f\u4e00\u4e2a\u9ad8\u5ea6\u53ef\u7591\u7684\u5f02\u5e38\u70b9\u3002PCA\u63d0\u4f9b\u4e86\u4e00\u79cd\u91cf\u5316\u7684\u65b9\u6cd5\u6765\u8861\u91cf\u6bcf\u7b14\u4ea4\u6613\u7684\u201c\u5f02\u5e38\u7a0b\u5ea6\u201d\uff0c\u5ba1\u8ba1\u4eba\u5458\u53ef\u4ee5\u636e\u6b64\u8bbe\u5b9a\u9608\u503c\uff0c\u81ea\u52a8\u7b5b\u9009\u51fa\u6700\u503c\u5f97\u5173\u6ce8\u7684Top N\u7b14\u4ea4\u6613\u8fdb\u884c\u6df1\u5165\u8c03\u67e5\uff0c\u5b9e\u73b0\u5ba1\u8ba1\u8d44\u6e90\u7684\u7cbe\u51c6\u6295\u653e\u3002<\/p>\n<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"%E4%B8%89%E3%80%81_%E5%AE%9E%E6%88%98%E8%93%9D%E5%9B%BE%EF%BC%9A%E5%9C%A8ERP%E7%B3%BB%E7%BB%9F%E4%B8%AD%E5%BA%94%E7%94%A8PCA%E6%8F%90%E5%8D%87%E8%B4%A2%E5%8A%A1%E5%AE%A1%E8%AE%A1%E6%95%88%E7%8E%87%E7%9A%84%E4%BA%94%E5%A4%A7%E6%AD%A5%E9%AA%A4\"><\/span>\u4e09\u3001 \u5b9e\u6218\u84dd\u56fe\uff1a\u5728ERP\u7cfb\u7edf\u4e2d\u5e94\u7528PCA\u63d0\u5347\u8d22\u52a1\u5ba1\u8ba1\u6548\u7387\u7684\u4e94\u5927\u6b65\u9aa4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u7406\u8bba\u7684\u4ef7\u503c\u5728\u4e8e\u5b9e\u8df5\u3002\u5c06PCA\u4ece\u4e00\u4e2a\u7edf\u8ba1\u5b66\u6982\u5ff5\u8f6c\u53d8\u4e3a\u63d0\u5347\u8d22\u52a1\u5ba1\u8ba1\u6548\u7387\u7684\u6709\u529b\u5de5\u5177\uff0c\u9700\u8981\u4e00\u4e2a\u7ed3\u6784\u5316\u3001\u53ef\u6267\u884c\u7684\u64cd\u4f5c\u6d41\u7a0b\u3002\u4ee5\u4e0b\u4e94\u5927\u6b65\u9aa4\u6784\u6210\u4e86\u4e00\u4e2a\u5b8c\u6574\u7684\u5b9e\u6218\u84dd\u56fe\uff0c\u65e8\u5728\u6307\u5bfc\u4f01\u4e1a\u5ba1\u8ba1\u56e2\u961f\u6216\u5176\u5408\u4f5c\u4f19\u4f34\uff0c\u7cfb\u7edf\u6027\u5730\u5728ERP\u7cfb\u7edf\u4e2d\u90e8\u7f72\u548c\u5e94\u7528PCA\u3002<\/p>\n<ol>\n<li>\n<p><strong>\u6b65\u9aa4\u4e00\uff1a\u5ba1\u8ba1\u76ee\u6807\u5b9a\u4e49\u4e0eERP\u6570\u636e\u63d0\u53d6<\/strong><\/p>\n<ul>\n<li><strong>\u52a8\u4f5c\u6307\u5f15\uff1a<\/strong>\n<ul>\n<li><strong>\u660e\u786e\u5ba1\u8ba1\u8303\u56f4\uff1a<\/strong> \u9996\u5148\uff0c\u5fc5\u987b\u6e05\u6670\u5b9a\u4e49\u672c\u6b21\u5ba1\u8ba1\u7684\u5177\u4f53\u76ee\u6807\u3002\u662f\u9488\u5bf9\u8d39\u7528\u62a5\u9500\u7684\u5408\u89c4\u6027\uff1f\u5e94\u4ed8\u8d26\u6b3e\u7684\u821e\u5f0a\u98ce\u9669\uff1f\u8fd8\u662f\u9500\u552e\u6536\u5165\u7684\u771f\u5b9e\u6027\uff1f\u4e0d\u540c\u7684\u5ba1\u8ba1\u76ee\u6807\u51b3\u5b9a\u4e86\u9700\u8981\u5173\u6ce8\u7684\u6570\u636e\u5b9e\u4f53\u548c\u5206\u6790\u7ef4\u5ea6\u3002\u4f8b\u5982\uff0c\u9488\u5bf9\u8d39\u7528\u62a5\u9500\uff0c\u5173\u6ce8\u70b9\u53ef\u80fd\u662f\u5458\u5de5\u3001\u62a5\u9500\u5355\u3001\u53d1\u7968\uff1b\u800c\u5bf9\u5e94\u4ed8\u8d26\u6b3e\uff0c\u5219\u5173\u6ce8\u4f9b\u5e94\u5546\u3001\u91c7\u8d2d\u8ba2\u5355\u3001\u53d1\u7968\u548c\u4ed8\u6b3e\u8bb0\u5f55\u3002<\/li>\n<li><strong>\u8bc6\u522b\u5173\u952e\u6570\u636e\u5b57\u6bb5\uff1a<\/strong> \u4e0eIT\u90e8\u95e8\u6216ERP\u7ba1\u7406\u5458\u534f\u4f5c\uff0c\u786e\u5b9a\u9700\u8981\u4eceERP\u6570\u636e\u5e93\u4e2d\u63d0\u53d6\u54ea\u4e9b\u76f8\u5173\u5b57\u6bb5\u3002\u8fd9\u4e0d\u4ec5\u5305\u62ec\u76f4\u63a5\u7684\u8d22\u52a1\u6570\u636e\uff08\u5982\u91d1\u989d\u3001\u7a0e\u989d\uff09\uff0c\u66f4\u8981\u6db5\u76d6\u80fd\u63d0\u4f9b\u4e0a\u4e0b\u6587\u4fe1\u606f\u7684\u975e\u8d22\u52a1\u6570\u636e\uff08\u5982\u4ea4\u6613\u521b\u5efa\u65f6\u95f4\u3001\u5ba1\u6279\u4ebaID\u3001\u4f9b\u5e94\u5546\u6ce8\u518c\u65f6\u957f\u3001\u7269\u6599\u7f16\u7801\u3001\u5ba2\u6237\u4fe1\u7528\u7b49\u7ea7\u7b49\uff09\u3002\u6570\u636e\u7ef4\u5ea6\u7684\u4e30\u5bcc\u6027\u662fPCA\u5206\u6790\u6548\u679c\u7684\u57fa\u77f3\u3002<\/li>\n<li><strong>\u6570\u636e\u63d0\u53d6\u4e0e\u6574\u5408\uff1a<\/strong> \u5236\u5b9a\u6570\u636e\u63d0\u53d6\u8ba1\u5212\uff0c\u4eceERP\u7cfb\u7edf\u7684\u76f8\u5173\u6a21\u5757\uff08\u5982FI\/CO\u3001MM\u3001SD\u6a21\u5757\uff09\u4e2d\u5bfc\u51fa\u6240\u9700\u6570\u636e\u3002\u6570\u636e\u53ef\u80fd\u5206\u6563\u5728\u591a\u4e2a\u8868\u4e2d\uff0c\u9700\u8981\u8fdb\u884c\u5173\u8054\u548c\u6574\u5408\uff0c\u5f62\u6210\u4e00\u4e2a\u7edf\u4e00\u7684\u3001\u4ee5\u5355\u7b14\u4ea4\u6613\u6216\u51ed\u8bc1\u4e3a\u5206\u6790\u5355\u4f4d\u7684\u201c\u5bbd\u8868\u201d\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u9884\u671f\u6210\u679c\uff1a<\/strong>\u4e00\u4efd\u7ed3\u6784\u6e05\u6670\u3001\u5305\u542b\u4e30\u5bcc\u7ef4\u5ea6\u7684\u539f\u59cb\u6570\u636e\u96c6\u3002\u8fd9\u4efd\u6570\u636e\u96c6\u662f\u540e\u7eed\u6240\u6709\u5206\u6790\u7684\u57fa\u7840\uff0c\u5176\u8d28\u91cf\u76f4\u63a5\u51b3\u5b9a\u4e86\u6700\u7ec8\u7684\u6d1e\u5bdf\u6df1\u5ea6\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u6b65\u9aa4\u4e8c\uff1a\u6570\u636e\u9884\u5904\u7406\u4e0e\u6807\u51c6\u5316<\/strong><\/p>\n<ul>\n<li><strong>\u52a8\u4f5c\u6307\u5f15\uff1a<\/strong>\n<ul>\n<li><strong>\u6570\u636e\u6e05\u6d17\uff08Cleansing\uff09\uff1a<\/strong> 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\u63d0\u4ea4\u65f6\u95f4\uff09\u3001\u201c\u4ea4\u6613\u53d1\u751f\u65f6\u95f4\u662f\u5426\u5728\u975e\u5de5\u4f5c\u65f6\u6bb5\u201d\u3001\u201c\u62a5\u9500\u91d1\u989d\u4e0e\u90e8\u95e8\u5e73\u5747\u6c34\u5e73\u7684\u504f\u79bb\u5ea6\u201d\u7b49\u3002<\/li>\n<li><strong>\u6570\u636e\u6807\u51c6\u5316\uff08Standardization\uff09\uff1a<\/strong> PCA\u5bf9\u6570\u636e\u7684\u5c3a\u5ea6\u975e\u5e38\u654f\u611f\u3002\u5982\u679c\u4e00\u4e2a\u53d8\u91cf\uff08\u5982\u4ea4\u6613\u91d1\u989d\uff0c\u6570\u503c\u53ef\u80fd\u4e0a\u4e07\uff09\u7684\u91cf\u7ea7\u8fdc\u5927\u4e8e\u53e6\u4e00\u4e2a\u53d8\u91cf\uff08\u5982\u5ba1\u6279\u5c42\u7ea7\uff0c\u6570\u503c\u901a\u5e38\u57281-5\u4e4b\u95f4\uff09\uff0c\u90a3\u4e48\u524d\u8005\u5c06\u5728\u5206\u6790\u4e2d\u5360\u636e\u4e3b\u5bfc\u5730\u4f4d\uff0c\u8fd9\u5e76\u975e\u6211\u4eec\u6240\u613f\u3002\u56e0\u6b64\uff0c\u5fc5\u987b\u5bf9\u6240\u6709\u6570\u503c\u578b\u53d8\u91cf\u8fdb\u884c\u6807\u51c6\u5316\u5904\u7406\uff08\u5982Z-score\u6807\u51c6\u5316\uff09\uff0c\u4f7f\u5176\u5904\u4e8e\u540c\u4e00\u5c3a\u5ea6\u4e0a\uff0c\u786e\u4fdd\u6bcf\u4e2a\u53d8\u91cf\u5728\u5206\u6790\u4e2d\u5177\u6709\u540c\u7b49\u7684\u521d\u59cb\u6743\u91cd\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u9884\u671f\u6210\u679c\uff1a<\/strong>\u4e00\u4e2a\u5e72\u51c0\u3001\u89c4\u6574\u3001\u6807\u51c6\u5316\u7684\u6570\u636e\u96c6\uff0c\u6240\u6709\u53d8\u91cf\u90fd\u5df2\u51c6\u5907\u5c31\u7eea\uff0c\u53ef\u4ee5\u8f93\u5165PCA\u6a21\u578b\u8fdb\u884c\u8ba1\u7b97\u3002<\/li>\n<\/ul>\n<\/li>\n<li>\n<p><strong>\u6b65\u9aa4\u4e09\uff1a\u6267\u884cPCA\u4e0e\u4e3b\u6210\u5206\u9009\u62e9<\/strong><\/p>\n<ul>\n<li><strong>\u52a8\u4f5c\u6307\u5f15\uff1a<\/strong>\n<ul>\n<li><strong>\u8fd0\u884cPCA\u7b97\u6cd5\uff1a<\/strong> \u4f7f\u7528\u7edf\u8ba1\u5206\u6790\u8f6f\u4ef6\uff08\u5982Python\u7684Scikit-learn\u5e93\u3001R\u8bed\u8a00\uff09\u6216\u96c6\u6210\u6570\u636e\u5206\u6790\u529f\u80fd\u7684\u5e73\u53f0\uff0c\u5bf9\u9884\u5904\u7406\u540e\u7684\u6570\u636e\u6267\u884cPCA\u7b97\u6cd5\u3002\u7b97\u6cd5\u5c06\u8ba1\u7b97\u51fa\u534f\u65b9\u5dee\u77e9\u9635\u6216\u76f8\u5173\u7cfb\u6570\u77e9\u9635\uff0c\u5e76\u636e\u6b64\u6c42\u89e3\u51fa\u7279\u5f81\u503c\u548c\u7279\u5f81\u5411\u91cf\u3002<\/li>\n<li><strong>\u5206\u6790\u788e\u77f3\u56fe\uff08Scree Plot\uff09\u4e0e\u7d2f\u79ef\u8d21\u732e\u7387\uff1a<\/strong> 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\u5ba1\u8ba1\u56e2\u961f\u4e0d\u518d\u9700\u8981\u8fdb\u884c\u76f2\u76ee\u62bd\u6837\uff0c\u800c\u662f\u76f4\u63a5\u9488\u5bf9\u4e0a\u4e00\u6b65\u7b5b\u9009\u51fa\u7684\u9ad8\u98ce\u9669\u6e05\u5355\u8fdb\u884c\u7cbe\u51c6\u3001\u6df1\u5165\u7684\u9a8c\u8bc1\u3002\u6838\u67e5\u76f8\u5173\u7684\u5408\u540c\u3001\u53d1\u7968\u3001\u5ba1\u6279\u8bb0\u5f55\u7b49\u539f\u59cb\u51ed\u8bc1\uff0c\u5e76\u4e0e\u76f8\u5173\u4eba\u5458\u8fdb\u884c\u8bbf\u8c08\u3002<\/li>\n<li><strong>\u6839\u56e0\u5206\u6790\u4e0e\u95ee\u9898\u5f52\u7c7b\uff1a<\/strong> \u5bf9\u5df2\u786e\u8ba4\u7684\u5f02\u5e38\u95ee\u9898\u8fdb\u884c\u5f52\u7c7b\uff0c\u5206\u6790\u5176\u4ea7\u751f\u6839\u6e90\u662f\u6d41\u7a0b\u7f3a\u9677\u3001\u7cfb\u7edf\u6f0f\u6d1e\u8fd8\u662f\u4e2a\u4eba\u821e\u5f0a\u884c\u4e3a\u3002<\/li>\n<li><strong>\u751f\u6210\u6570\u636e\u9a71\u52a8\u7684\u5ba1\u8ba1\u62a5\u544a\uff1a<\/strong> \u64b0\u5199\u5ba1\u8ba1\u62a5\u544a\uff0c\u62a5\u544a\u4e2d\u4e0d\u4ec5\u5e94\u5305\u542b\u53d1\u73b0\u7684\u5177\u4f53\u95ee\u9898\uff0c\u8fd8\u5e94\u5229\u7528PCA\u5206\u6790\u8fc7\u7a0b\u4e2d\u7684\u53ef\u89c6\u5316\u56fe\u8868\u548c\u6570\u636e\uff0c\u76f4\u89c2\u5730\u5411\u7ba1\u7406\u5c42\u5c55\u793a\u98ce\u9669\u7684\u5168\u8c8c\u3001\u5f02\u5e38\u6a21\u5f0f\u7684\u5206\u5e03\u4ee5\u53ca\u5ba1\u8ba1\u5de5\u4f5c\u7684\u6709\u6548\u6027\u3002\u62a5\u544a\u5e94\u63d0\u51fa\u5177\u4f53\u7684\u7ba1\u7406\u5efa\u8bae\u548c\u6d41\u7a0b\u4f18\u5316\u65b9\u6848\u3002<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u9884\u671f\u6210\u679c\uff1a<\/strong>\u4e00\u4efd\u7cbe\u51c6\u3001\u6df1\u523b\u3001\u5177\u6709\u524d\u77bb\u6027\u5efa\u8bae\u7684\u5ba1\u8ba1\u62a5\u544a\uff0c\u4ee5\u53ca\u4e00\u4e2a\u6301\u7eed\u4f18\u5316\u7684\u5ba1\u8ba1\u77e5\u8bc6\u5e93\uff0c\u4e3a\u672a\u6765\u7684\u98ce\u9669\u9884\u8b66\u63d0\u4f9b\u6a21\u578b\u57fa\u7840\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2><span class=\"ez-toc-section\" id=\"%E5%9B%9B%E3%80%81_%E6%A1%88%E4%BE%8B%E5%88%86%E6%9E%90%EF%BC%9APCA%E5%A6%82%E4%BD%95%E5%B0%86%E6%9F%90%E5%88%B6%E9%80%A0%E4%BC%81%E4%B8%9A%E7%9A%84%E8%B4%A2%E5%8A%A1%E5%AE%A1%E8%AE%A1%E6%95%88%E7%8E%87%E6%8F%90%E5%8D%8770%EF%BC%9F\"><\/span>\u56db\u3001 \u6848\u4f8b\u5206\u6790\uff1aPCA\u5982\u4f55\u5c06\u67d0\u5236\u9020\u4f01\u4e1a\u7684\u8d22\u52a1\u5ba1\u8ba1\u6548\u7387\u63d0\u534770%\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u4e3a\u4e86\u66f4\u76f4\u89c2\u5730\u5c55\u793aPCA\u5728\u8d22\u52a1\u5ba1\u8ba1\u9886\u57df\u7684\u53d8\u9769\u6027\u529b\u91cf\uff0c\u6211\u4eec\u6784\u5efa\u4e00\u4e2a\u57fa\u4e8e\u771f\u5b9e\u4e1a\u52a1\u573a\u666f\u7684\u6848\u4f8b\u3002\u67d0\u5927\u578b\u5236\u9020\u4f01\u4e1a\uff08\u4ee5\u4e0b\u7b80\u79f0\u201cM\u516c\u53f8\u201d\uff09\u7684\u5185\u90e8\u5ba1\u8ba1\u90e8\u95e8\uff0c\u957f\u671f\u9762\u4e34\u8d39\u7528\u62a5\u9500\u5ba1\u6838\u7684\u5de8\u5927\u538b\u529b\u3002\u5176ERP\u7cfb\u7edf\u6bcf\u5e74\u5904\u7406\u8d85\u8fc720\u4e07\u7b14\u5458\u5de5\u8d39\u7528\u62a5\u9500\uff0c\u6d89\u53ca\u91d1\u989d\u8fd1\u4ebf\u5143\u3002\u4f20\u7edf\u5ba1\u8ba1\u65b9\u6cd5\u4f9d\u8d56\u4e8e\u5bf9\u5927\u989d\u62a5\u9500\uff08&gt;5000\u5143\uff09\u548c\u968f\u673a\u62bd\u53d62%\u7684\u62a5\u9500\u5355\u8fdb\u884c\u4eba\u5de5\u5ba1\u6838\uff0c\u8017\u65f6\u8017\u529b\u4e14\u6548\u679c\u4e0d\u5f70\u3002<\/p>\n<p>\u4e3a\u4e86\u7a81\u7834\u74f6\u9888\uff0cM\u516c\u53f8\u5ba1\u8ba1\u56e2\u961f\u51b3\u5b9a\u5f15\u5165PCA\u65b9\u6cd5\u8fdb\u884c\u8bd5\u70b9\u3002\u4ed6\u4eec\u4eceERP\u4e2d\u63d0\u53d6\u4e86\u8fc7\u53bb\u4e00\u5e74\u7684\u5168\u90e820\u4e07\u7b14\u62a5\u9500\u6570\u636e\uff0c\u6db5\u76d6\u4e8635\u4e2a\u76f8\u5173\u5b57\u6bb5\uff0c\u5305\u62ec\u62a5\u9500\u91d1\u989d\u3001\u8d39\u7528\u7c7b\u578b\u3001\u53d1\u751f\u57ce\u5e02\u3001\u63d0\u4ea4\u65f6\u95f4\u3001\u5ba1\u6279\u65f6\u957f\u3001\u62a5\u9500\u4eba\u804c\u7ea7\u3001\u6240\u5728\u90e8\u95e8\u3001\u53d1\u7968\u6570\u91cf\u7b49\u3002<\/p>\n<p>\u5728\u5e94\u7528PCA\u8fdb\u884c\u5206\u6790\u540e\uff0c\u5ba1\u8ba1\u56e2\u961f\u8bc6\u522b\u51fa4\u4e2a\u5173\u952e\u7684\u4e3b\u6210\u5206\uff0c\u5171\u89e3\u91ca\u4e86\u6570\u636e87%\u7684\u53d8\u5f02\uff1a<\/p>\n<ul>\n<li><strong>PC1\uff1a\u201c\u5927\u989d\u3001\u9ad8\u9891\u3001\u8de8\u533a\u57df\u62a5\u9500\u201d<\/strong>\uff1a\u6b64\u7ef4\u5ea6\u5f97\u5206\u9ad8\u7684\u5458\u5de5\uff0c\u901a\u5e38\u62a5\u9500\u91d1\u989d\u5927\u3001\u9891\u7387\u9ad8\uff0c\u4e14\u5e38\u6709\u5f02\u5730\u6d88\u8d39\u3002<\/li>\n<li><strong>PC2\uff1a\u201c\u5ba1\u6279\u6d41\u7a0b\u5f02\u5e38\u201d<\/strong>\uff1a\u6b64\u7ef4\u5ea6\u5f97\u5206\u9ad8\u7684\u62a5\u9500\u5355\uff0c\u5f80\u5f80\u5ba1\u6279\u65f6\u957f\u6781\u77ed\u6216\u6781\u957f\uff0c\u6216\u5b58\u5728\u8d8a\u7ea7\u5ba1\u6279\u73b0\u8c61\u3002<\/li>\n<li><strong>PC3\uff1a\u201c\u5468\u672b\u53ca\u8282\u5047\u65e5\u6d88\u8d39\u201d<\/strong>\uff1a\u6b64\u7ef4\u5ea6\u5f97\u5206\u9ad8\u7684\u62a5\u9500\uff0c\u5176\u6d88\u8d39\u65f6\u95f4\u591a\u96c6\u4e2d\u5728\u975e\u5de5\u4f5c\u65e5\u3002<\/li>\n<li><strong>PC4\uff1a\u201c\u53d1\u7968\u4fe1\u606f\u6a21\u7cca\u201d<\/strong>\uff1a\u6b64\u7ef4\u5ea6\u5f97\u5206\u9ad8\u7684\u62a5\u9500\uff0c\u5e38\u4f34\u968f\u53d1\u7968\u7c7b\u578b\u4e3a\u201c\u5176\u4ed6\u201d\u6216\u7f3a\u5c11\u660e\u7ec6\u3002<\/li>\n<\/ul>\n<p>\u5ba1\u8ba1\u56e2\u961f\u5c06\u6240\u6709\u62a5\u9500\u5355\u6309\u8fd9\u56db\u4e2a\u4e3b\u6210\u5206\u7684\u7efc\u5408\u5f02\u5e38\u5f97\u5206\u8fdb\u884c\u6392\u5e8f\uff0c\u91cd\u70b9\u9501\u5b9a\u4e86\u5f97\u5206\u6700\u9ad8\u7684500\u7b14\uff08\u5360\u6bd40.25%\uff09\u8fdb\u884c\u7cbe\u7ec6\u5316\u5ba1\u6838\u3002\u7ed3\u679c\u4ee4\u4eba\u9707\u60ca\uff1a\u5728\u8fd9500\u7b14\u9ad8\u98ce\u9669\u4ea4\u6613\u4e2d\uff0c\u53d1\u73b0\u4e8685\u8d77\u660e\u786e\u7684\u8fdd\u89c4\u6216\u821e\u5f0a\u884c\u4e3a\uff0c\u5305\u62ec\u865a\u5f00\u53d1\u7968\u3001\u91cd\u590d\u62a5\u9500\u3001\u4e2a\u4eba\u6d88\u8d39\u516c\u6b3e\u5316\u7b49\uff0c\u5f02\u5e38\u53d1\u73b0\u7387\u9ad8\u8fbe17%\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u5e94\u7528PCA\u524d\u540e\u5ba1\u8ba1\u5de5\u4f5c\u6a21\u5f0f\u7684\u91cf\u5316\u5bf9\u6bd4\uff1a<\/p>\n<table>\n<thead>\n<tr>\n<th align=\"left\">\u5ba1\u8ba1\u7ef4\u5ea6<\/th>\n<th align=\"left\">\u4f20\u7edf\u5ba1\u8ba1\u65b9\u6cd5\uff08\u5e94\u7528PCA\u524d\uff09<\/th>\n<th align=\"left\">\u6570\u636e\u9a71\u52a8\u5ba1\u8ba1\u65b9\u6cd5\uff08\u5e94\u7528PCA\u540e\uff09<\/th>\n<th align=\"left\">\u4ef7\u503c\u63d0\u5347<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td align=\"left\"><strong>\u5ba1\u8ba1\u8303\u56f4<\/strong><\/td>\n<td align=\"left\">\u5168\u8986\u76d6\uff08\u7406\u8bba\u4e0a\uff09\uff0c\u4f46\u4ec5\u62bd\u67e5<\/td>\n<td align=\"left\">100%\u5168\u91cf\u6570\u636e\u5206\u6790<\/td>\n<td align=\"left\">\u4ece\u62bd\u6837\u5230\u5168\u91cf\u76d1\u63a7\uff0c\u65e0\u76f2\u70b9<\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><strong>\u5ba1\u8ba1\u6837\u672c\u91cf<\/strong><\/td>\n<td align=\"left\">\u7ea66,000\u7b14\uff08\u5927\u989d+2%\u968f\u673a\u62bd\u6837\uff09<\/td>\n<td align=\"left\">500\u7b14\uff08\u6a21\u578b\u7b5b\u9009\u7684\u9ad8\u98ce\u9669\u6837\u672c\uff09<\/td>\n<td align=\"left\">\u6837\u672c\u91cf\u51cf\u5c11<strong>91.7%<\/strong><\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><strong>\u5f02\u5e38\u53d1\u73b0\u7387<\/strong><\/td>\n<td align=\"left\">\u7ea60.5%\uff08\u53d1\u73b0\u7ea630\u8d77\u8fdd\u89c4\uff09<\/td>\n<td align=\"left\"><strong>17%<\/strong>\uff08\u5728\u76ee\u6807\u6837\u672c\u4e2d\uff09<\/td>\n<td align=\"left\">\u5f02\u5e38\u8bc6\u522b\u7cbe\u51c6\u5ea6\u63d0\u5347<strong>34\u500d<\/strong><\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><strong>\u5ba1\u8ba1\u8017\u65f6<\/strong><\/td>\n<td align=\"left\">\u7ea6240\u4e2a\u5de5\u65f6\uff083\u4eba * 10\u5929\uff09<\/td>\n<td align=\"left\">\u7ea672\u4e2a\u5de5\u65f6\uff08\u6570\u636e\u5206\u679024h + 2\u4eba*3\u5929\u5ba1\u6838\uff09<\/td>\n<td align=\"left\">\u603b\u4f53\u5ba1\u8ba1\u8017\u65f6\u964d\u4f4e<strong>70%<\/strong><\/td>\n<\/tr>\n<tr>\n<td align=\"left\"><strong>\u4eba\u529b\u6295\u5165<\/strong><\/td>\n<td align=\"left\">3\u540d\u5ba1\u8ba1\u5e08\uff0c\u4e3b\u8981\u4ece\u4e8b\u91cd\u590d\u6027\u6838\u5bf9<\/td>\n<td align=\"left\">1\u540d\u6570\u636e\u5206\u6790\u5e08+2\u540d\u5ba1\u8ba1\u5e08\uff0c\u805a\u7126\u9ad8\u4ef7\u503c\u9a8c\u8bc1<\/td>\n<td align=\"left\">\u4eba\u5458\u7ed3\u6784\u4f18\u5316\uff0c\u4e13\u4e1a\u4ef7\u503c\u6700\u5927\u5316<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u901a\u8fc7\u8fd9\u4e2a\u6848\u4f8b\u53ef\u4ee5\u6e05\u6670\u5730\u770b\u5230\uff0cPCA\u7684\u5e94\u7528\u5e76\u975e\u7b80\u5355\u5730\u66ff\u4ee3\u4eba\u5de5\uff0c\u800c\u662f\u901a\u8fc7\u91cd\u5851\u5ba1\u8ba1\u6d41\u7a0b\uff0c\u5b9e\u73b0\u4e86\u8d28\u7684\u98de\u8dc3\u3002\u5b83\u5c06\u5ba1\u8ba1\u8d44\u6e90\u4ece\u4f4e\u6548\u7684\u3001\u5e7f\u6492\u7f51\u5f0f\u7684\u6392\u67e5\u4e2d\u89e3\u653e\u51fa\u6765\uff0c\u7cbe\u51c6\u5730\u6295\u5411\u4e86\u98ce\u9669\u6700\u96c6\u4e2d\u7684\u9886\u57df\u3002\u8fd9\u4e0d\u4ec5\u5927\u5e45\u63d0\u5347\u4e86\u6548\u7387\u3001\u964d\u4f4e\u4e86\u6210\u672c\uff0c\u66f4\u91cd\u8981\u7684\u662f\uff0c\u5b83\u8d4b\u4e88\u4e86\u5ba1\u8ba1\u90e8\u95e8\u524d\u6240\u672a\u6709\u7684\u6d1e\u5bdf\u529b\uff0c\u4f7f\u5176\u80fd\u591f\u4e3b\u52a8\u3001\u5feb\u901f\u5730\u8bc6\u522b\u548c\u54cd\u5e94\u6f5c\u5728\u7684\u8d22\u52a1\u98ce\u9669\uff0c\u771f\u6b63\u6210\u4e3a\u4f01\u4e1a\u4ef7\u503c\u7684\u5b88\u62a4\u8005\u548c\u521b\u9020\u8005\u3002<\/p>\n<h2><span 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class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u5728\u521d\u59cb\u9636\u6bb5\u6216\u5904\u7406\u6781\u5176\u590d\u6742\u7684\u95ee\u9898\u65f6\uff0c\u62e5\u6709\u6570\u636e\u79d1\u5b66\u80cc\u666f\u7684\u4e13\u5bb6\u53ef\u4ee5\u63d0\u4f9b\u5de8\u5927\u5e2e\u52a9\uff0c\u5c24\u5176\u662f\u5728\u6a21\u578b\u6784\u5efa\u548c\u7b97\u6cd5\u9009\u62e9\u4e0a\u3002\u7136\u800c\uff0c\u968f\u7740\u50cf\u652f\u9053\u5e73\u53f0\u8fd9\u7c7b\u65e0\u4ee3\u7801\/\u4f4e\u4ee3\u7801\u5e73\u53f0\u7684\u6210\u719f\uff0c\u60c5\u51b5\u6b63\u5728\u6539\u53d8\u3002\u8fd9\u4e9b\u5e73\u53f0\u5c06\u590d\u6742\u7684\u7b97\u6cd5\u5c01\u88c5\u6210\u6613\u4e8e\u4f7f\u7528\u7684\u6a21\u5757\u548c\u89c4\u5219\uff0c\u5ba1\u8ba1\u4e13\u4e1a\u4eba\u5458\u7ecf\u8fc7\u57f9\u8bad\u540e\uff0c\u5b8c\u5168\u53ef\u4ee5\u72ec\u7acb\u5b8c\u6210\u6570\u636e\u63d0\u53d6\u3001\u914d\u7f6e\u5206\u6790\u89c4\u5219\u3001\u89e3\u8bfb\u7ed3\u679c\u548c\u6301\u7eed\u4f18\u5316\u7684\u5de5\u4f5c\u3002\u5173\u952e\u5728\u4e8e\u5c06\u5ba1\u8ba1\u4e1a\u52a1\u77e5\u8bc6\u4e0e\u5e73\u53f0\u5de5\u5177\u76f8\u7ed3\u5408\uff0c\u800c\u975e\u8981\u6c42\u5ba1\u8ba1\u5e08\u6210\u4e3a\u7a0b\u5e8f\u5458\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_PCA%E5%88%86%E6%9E%90%E6%98%AF%E5%90%A6%E9%80%82%E7%94%A8%E4%BA%8E%E6%89%80%E6%9C%89%E7%B1%BB%E5%9E%8B%E7%9A%84%E8%B4%A2%E5%8A%A1%E6%95%B0%E6%8D%AE%EF%BC%9F\"><\/span>2. PCA\u5206\u6790\u662f\u5426\u9002\u7528\u4e8e\u6240\u6709\u7c7b\u578b\u7684\u8d22\u52a1\u6570\u636e\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>PCA\u6700\u9002\u7528\u4e8e\u5305\u542b\u591a\u4e2a\u8fde\u7eed\u53d8\u91cf\u6216\u6709\u5e8f\u5206\u7c7b\u53d8\u91cf\u7684\u6570\u636e\u96c6\uff0c\u5e76\u4e14\u8fd9\u4e9b\u53d8\u91cf\u4e4b\u95f4\u5b58\u5728\u4e00\u5b9a\u7684\u76f8\u5173\u6027\u3002\u4f8b\u5982\uff0c\u5728\u5206\u6790\u5305\u542b\u4ea4\u6613\u91d1\u989d\u3001\u53d1\u7968\u6570\u91cf\u3001\u5ba1\u6279\u65f6\u957f\u3001\u4f9b\u5e94\u5546\u8d26\u671f\u7b49\u591a\u4e2a\u6570\u503c\u6307\u6807\u7684\u8d39\u7528\u62a5\u9500\u6570\u636e\u6216\u91c7\u8d2d\u6570\u636e\u65f6\uff0cPCA\u6548\u679c\u663e\u8457\u3002\u5bf9\u4e8e\u7eaf\u7cb9\u7684\u3001\u65e0\u5e8f\u7684\u5206\u7c7b\u6570\u636e\uff08\u5982\u90e8\u95e8\u540d\u79f0\u3001\u8d39\u7528\u7c7b\u522b\uff09\uff0c\u5219\u9700\u8981\u8fdb\u884c\u9002\u5f53\u7684\u9884\u5904\u7406\uff08\u5982\u72ec\u70ed\u7f16\u7801\uff09\u624d\u80fd\u7eb3\u5165\u5206\u6790\uff0c\u6216\u8005\u7ed3\u5408\u5176\u4ed6\u5982\u805a\u7c7b\u5206\u6790\u7b49\u65b9\u6cd5\u4e00\u540c\u4f7f\u7528\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_%E9%99%A4%E4%BA%86PCA%EF%BC%8C%E8%BF%98%E6%9C%89%E5%93%AA%E4%BA%9B%E6%95%B0%E6%8D%AE%E5%88%86%E6%9E%90%E6%96%B9%E6%B3%95%E5%8F%AF%E4%BB%A5%E7%94%A8%E4%BA%8E%E6%8F%90%E5%8D%87ERP%E5%AE%A1%E8%AE%A1%E6%95%88%E7%8E%87%EF%BC%9F\"><\/span>3. \u9664\u4e86PCA\uff0c\u8fd8\u6709\u54ea\u4e9b\u6570\u636e\u5206\u6790\u65b9\u6cd5\u53ef\u4ee5\u7528\u4e8e\u63d0\u5347ERP\u5ba1\u8ba1\u6548\u7387\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u9664\u4e86PCA\uff0c\u8fd8\u6709\u4e00\u7cfb\u5217\u6570\u636e\u5206\u6790\u65b9\u6cd5\u53ef\u4ee5\u5e94\u7528\u4e8e\u5ba1\u8ba1\u9886\u57df\u3002\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u805a\u7c7b\u5206\u6790\uff08Clustering\uff09\uff1a<\/strong> \u7528\u4e8e\u5c06\u4ea4\u6613\u6216\u5458\u5de5\u81ea\u52a8\u5206\u7ec4\uff0c\u53d1\u73b0\u5f02\u5e38\u7684\u7fa4\u4f53\u884c\u4e3a\u3002<\/li>\n<li><strong>\u5173\u8054\u89c4\u5219\u6316\u6398\uff08Association Rule Mining\uff09\uff1a<\/strong> \u7528\u4e8e\u53d1\u73b0\u6570\u636e\u9879\u4e4b\u95f4\u7684\u9690\u85cf\u5173\u7cfb\uff0c\u5982\u201c\u8d2d\u4e70A\u7269\u6599\u7684\u8ba2\u5355\u603b\u662f\u4f34\u968f\u7740\u5bf9B\u4f9b\u5e94\u5546\u7684\u5f02\u5e38\u652f\u4ed8\u201d\u3002<\/li>\n<li><strong>\u56de\u5f52\u5206\u6790\uff08Regression Analysis\uff09\uff1a<\/strong> \u7528\u4e8e\u9884\u6d4b\u6b63\u5e38\u4ea4\u6613\u7684\u884c\u4e3a\u6a21\u5f0f\uff0c\u4ece\u800c\u8bc6\u522b\u51fa\u4e0e\u9884\u6d4b\u503c\u504f\u5dee\u8fc7\u5927\u7684\u5f02\u5e38\u70b9\u3002<\/li>\n<li><strong>Benford's Law\uff1a<\/strong> \u4e00\u79cd\u7279\u5b9a\u7684\u6570\u5b57\u5206\u6790\u6cd5\u5219\uff0c\u5e38\u7528\u4e8e\u68c0\u6d4b\u8d22\u52a1\u62a5\u8868\u6216\u4ea4\u6613\u6570\u636e\u4e2d\u7684\u9020\u5047\u8ff9\u8c61\u3002<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"4_%E4%BD%BF%E7%94%A8%E6%97%A0%E4%BB%A3%E7%A0%81%E5%B9%B3%E5%8F%B0%EF%BC%88%E5%A6%82%E6%94%AF%E9%81%93%E5%B9%B3%E5%8F%B0%EF%BC%89%E8%BF%9B%E8%A1%8C%E6%95%B0%E6%8D%AE%E5%AE%A1%E8%AE%A1%EF%BC%8C%E6%95%B0%E6%8D%AE%E5%AE%89%E5%85%A8%E6%80%A7%E5%A6%82%E4%BD%95%E4%BF%9D%E9%9A%9C%EF%BC%9F\"><\/span>4. \u4f7f\u7528<span class=\"xintheme_keyword_link\"><a href=\"https:\/\/www.zdsztech.com\/engine\" target=\"_blank\" title=\"\u65e0\u4ee3\u7801\u5e73\u53f0\">\u65e0\u4ee3\u7801\u5e73\u53f0<\/a><\/span>\uff08\u5982\u652f\u9053\u5e73\u53f0\uff09\u8fdb\u884c\u6570\u636e\u5ba1\u8ba1\uff0c\u6570\u636e\u5b89\u5168\u6027\u5982\u4f55\u4fdd\u969c\uff1f<span 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