{"id":211,"date":"2018-07-26T12:29:55","date_gmt":"2018-07-26T04:29:55","guid":{"rendered":"https:\/\/luke6887.me\/?p=211"},"modified":"2018-07-28T13:26:24","modified_gmt":"2018-07-28T05:26:24","slug":"mis772-week-3-classification-notices","status":"publish","type":"post","link":"https:\/\/blog.luke6887.me\/?p=211","title":{"rendered":"MIS772 &#8211; Week 3 Classification notices"},"content":{"rendered":"<p>\u55ef\u3002\u3002\u6628\u5929\u7684Predictive Analytics\u5f00\u59cb\u8bb2\u719f\u6089\u64cd\u4f5c\u4ee5\u5916\u7684\u5185\u5bb9\u4e86\uff0c\u4e3b\u8981\u5173\u4e8eclassification\u3002\u8bfe\u5802\u4e3b\u8981\u5206\u4e3a\uff1a<\/p>\n<ul>\n<li>\u5206\u7c7b-classification\u7684\u4e00\u4e9b\u5b9a\u4e49\u4ec0\u4e48\u7684<\/li>\n<li>k-NN \u6700\u7b80\u5355\u7684\u6a21\u578b\uff08Lzay\uff09<\/li>\n<li>Cross validation-\u4ea4\u53c9\u9a8c\u8bc1<\/li>\n<li>Model evaluation and optimisation<\/li>\n<li>\u4ee5\u53ca\u5e76\u6ca1\u6709\u65f6\u95f4\u8bb2\u7684decision tree-\u51b3\u7b56\u6811<\/li>\n<li>\u4e8e\u662f\u7528RapidMiner\u6f14\u793a\u4e00\u4e0b\u5404\u79cd\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<p><!--more--><\/p>\n<h1>Classification<\/h1>\n<p>\u5e76\u6ca1\u6709\u4ec0\u4e48\u96be\u70b9\uff0c\u77e5\u9053class-\u7c7b\u8ddfclassification-\u5206\u7c7b\u5565\u7684\u5c31\u5dee\u4e0d\u591a\u4e86<\/p>\n<h1>k-NN \uff08k Nearest Neighbor\uff09<\/h1>\n<h2>\u57fa\u672c\u7684\u4e00\u4e9b\u4e1c\u897f<\/h2>\n<ul>\n<li>\u4e00\u4e2a\u76f8\u4f3c\u5ea6\u6a21\u578b\uff08similarity model\uff09<\/li>\n<li>\u5927\u6982\u65b9\u6cd5\u5c31\u662f\u6709\u8fd9\u4e48\u4e00\u4e2a\u4e1c\u897f\uff0c\u5b83\u95ee\u5b83\u9644\u8fd1k\u4e2a\u4e1c\u897f\u662f\u4ec0\u4e48\u5c5e\u6027\uff0c\u4ec0\u4e48\u5c5e\u6027\u5360\u4f18\u90a3\u4ed6\u81ea\u5df1\u5c31\u662f\u8fd9\u4e2a\u5c5e\u6027\n<ul>\n<li>\u4f8b\u5982k=5\uff0ca\u9644\u8fd1\u76845\u4e2a\u4e2a\u4f53\u6709\u4e09\u4e2a\u662fx\uff0c\u6709\u4e24\u4e2a\u662fy\uff0c\u90a3a\u5c31\u4f1a\u89c9\u5f97\u81ea\u5df1\u662fx<\/li>\n<\/ul>\n<\/li>\n<li>\u8fd9\u6a21\u578b\u5f88\u61d2-Lazy model<\/li>\n<li>\u56e0\u4e3a\u4e0d\u5c11\u65f6\u5019\u60c5\u51b5\u590d\u6742\uff0c\u901a\u5e38\u4f1a\u7528\u4e00\u5c0f\u90e8\u5206\u7684\u6837\u672c\u6570\u636e\u53bb\u8bad\u7ec3k-NN\u6a21\u578b\uff0c\u90a3\u5c0f\u90e8\u5206\u6570\u636e\u5c31\u53eb\u505aprototypes<\/li>\n<li>k-NN\u4e5f\u80fd\u7528\u6765\u8bc6\u522b\u5f02\u5e38\u53d8\u91cf-\u5982\u679c\u5b83\u79bb\u5b83\u7684\u90bb\u5c45\u90fd\u5f88\u8fdc\u7684\u8bdd\u3002<\/li>\n<\/ul>\n<h2>\u8ddd\u79bb\u7684\u8ba1\u7b97<\/h2>\n<p>\u8bfe\u5802\u4e0a\u4ecb\u7ecd\u4e86\u4e24\u4e2a\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li>Euclidean distance &#8211; \u76f4\u7ebf\u8ddd\u79bb\uff0c\u5728\u56fe\u6807\u4e0a\u9700\u8981\u8ba1\u7b97<\/li>\n<li>Manhattan distance &#8211; \u56fe\u6807\u4e0a\u6a2a+\u7eb5\u5750\u6807\u52a0\u8d77\u6765\u7684\u8ddd\u79bb\uff0c\u5bf9\u4ed8outliers\u4f1a\u597d\u4e00\u70b9\u3002<\/li>\n<\/ul>\n<p><a href=\"https:\/\/luke6887.me\/?attachment_id=218\" rel=\"attachment wp-att-218\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-218\" src=\"https:\/\/luke6887.me\/wp-content\/uploads\/2018\/07\/MIS722-week3-1.png\" alt=\"\" width=\"761\" height=\"629\" srcset=\"https:\/\/blog.luke6887.me\/wp-content\/uploads\/2018\/07\/MIS722-week3-1.png 761w, https:\/\/blog.luke6887.me\/wp-content\/uploads\/2018\/07\/MIS722-week3-1-300x248.png 300w\" sizes=\"auto, (max-width: 706px) 89vw, (max-width: 767px) 82vw, 740px\" \/><\/a><\/p>\n<h2>\u5efa\u6a21\u7684\u8fc7\u7a0b<\/h2>\n<p>\u4e00\u822c\u5c31\u662f\u62ff\u5230\u9884\u5904\u7406\u7684\u6570\u636e\u7136\u540e\uff1a<\/p>\n<ul>\n<li>training\uff1a\u7528\u4e00\u4e9b\u6570\u636e\u53bb\u5efa\u7acb\u5206\u7c7b\u6a21\u578b<\/li>\n<li>validation\uff1a\u7528\u8bad\u7ec3\u6570\u636e\u4ee5\u5916\u7684\u6570\u636e\u53bb\u6d4b\u8bd5\u6a21\u578b\u7684\u51c6\u786e\u6027<\/li>\n<li>deployment\uff1a<\/li>\n<\/ul>\n<h1>Evaluation<\/h1>\n<p>\u5173\u4e8e\u6a21\u578b\u7684\u8bc4\u4f30\uff0c\u8bfe\u5802\u6700\u4e3b\u8981\u4ecb\u7ecd\u7684\u65b9\u5f0f\u662fconfusion matrix &#8211; \u6df7\u6dc6\u77e9\u9635\uff0c\u9644\u4ee5\u4e00\u4e9b\u5176\u4ed6\u65b9\u9762\u7684\u8bf4\u660e\u3002<\/p>\n<h2>Confusion matrix<\/h2>\n<p>\u4e00\u822cRapidminer\u91cc\u9762\u7684\u6df7\u6dc6\u77e9\u9635\u662f\u957f\u8fd9\u6837\u7684\uff1a<\/p>\n<p><a href=\"https:\/\/luke6887.me\/?attachment_id=239\" rel=\"attachment wp-att-235\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-239 size-full\" src=\"https:\/\/luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-3.png\" alt=\"\" width=\"796\" height=\"233\" srcset=\"https:\/\/blog.luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-3.png 796w, https:\/\/blog.luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-3-300x88.png 300w, https:\/\/blog.luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-3-768x225.png 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/a><\/p>\n<p>emmm&#8230;\u4f5c\u4e3a\u6df7\u6dc6\u77e9\u9635\uff0c\u6700\u4e3b\u8981\u7684\u529f\u80fd\u662f\u7528validation\u7684\u6570\u636e\u53bb\u9a8c\u8bc1\u6a21\u578b\u7684\u7ed3\u679c\uff0c\u5e76\u4e14\u7ed9\u51fa\u6a21\u578b\u7684\u7cbe\u5ea6\uff08\u6027\u80fd\u4ec0\u4e48\u7684\u3002\u3002\uff09<\/p>\n<p>\u9996\u5148\u6df7\u6dc6\u77e9\u9635\u4e2d\u95f4\u7684\u683c\u5b50\u6709\u8fd9\u4e484\u79cd\u60c5\u51b5\uff1a<\/p>\n<p>TP\uff1atrue positive\uff0c\u771f\u5b9e\u662funacc\uff0c\u9884\u6d4b\u4e5f\u662funacc<\/p>\n<p>FN\uff1afalse negative\uff0c\u771f\u5b9e\u662funacc\uff0c\u9884\u6d4b\u5374\u662facc<\/p>\n<p>FP\uff1afalse positive\uff0c\u771f\u5b9e\u662facc\uff0c\u9884\u6d4b\u5374\u662funacc<\/p>\n<p>TN\uff1atrue negative\uff0c\u771f\u5b9e\u662facc\uff0c\u9884\u6d4b\u4e5f\u662facc<\/p>\n<p><a href=\"https:\/\/luke6887.me\/?attachment_id=241\" rel=\"attachment wp-att-241\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-241\" src=\"https:\/\/luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-4.png\" alt=\"\" width=\"796\" height=\"233\" srcset=\"https:\/\/blog.luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-4.png 796w, https:\/\/blog.luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-4-300x88.png 300w, https:\/\/blog.luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-4-768x225.png 768w\" sizes=\"auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px\" \/><\/a><\/p>\n<p>\u9884\u6d4b\u603b\u6837\u672c\u6570\u662f1207\uff0c\u76ee\u6807\u662f\u9884\u6d4bacceptable\u7684\u6027\u80fd\u3002\u3002<\/p>\n<p>\u56fe\u8868\u7684\u53f3\u4fa7\u662f\u9884\u6d4b\u5404\u4e2a\u60c5\u51b5\u7684\u51c6\u786e\u7387\u3002\u3002\u4f8b\u5982\u7b2c\u4e00\u884c\u5c31\u662f\u9884\u6d4bunacc\u7684\u51c6\u786e\u7387\uff0c\u7b2c\u4e8c\u884c\u9884\u6d4bacc\u7684\u51c6\u786e\u7387\uff08accuracy performance\uff09\u3002\u3002\u4ee5\u6b64\u7c7b\u63a8\u3002\u7b97\u8d77\u6765\u4e5f\u633a\u7b80\u5355\uff0c\u53ea\u8981\u628aTP\u6216\u8005TN\u9664\u4ee5\u540c\u884c\u52a0\u8d77\u6765\u7684\u603b\u6570\u5c31\u6210\u4e86\uff0c\u4f8b\u5982\uff1a<\/p>\n<p>pred.unacc:831\/(831+130+5+16)=84.62%<\/p>\n<p>\u4e0b\u9762\u7684class recall\u53c8\u53eb\u5dee\u5168\uff08\u53ec\u56de\uff09\u7387\uff0c\u7b97\u8d77\u6765\u4e5f\u633a\u7b80\u5355\uff0c\u7eb5\u5411\u9664\u4ee5\u603b\u6570\u5c31\u6210\u4e86\uff0c\u4f8b\u5982\uff1a<\/p>\n<p>true unacc: 831\/(831+15)=96.23%<\/p>\n<p>\u81f3\u4e8e\u6574\u4e2a\u6a21\u578b\u7684\u51c6\u786e\u7387\u7684\u8bdd\uff0c\u628a\u6240\u6709\u7684TP\u8ddfTN\u52a0\u8d77\u6765\uff0c\u7136\u540e\u9664\u4ee5\u603b\u6570\u5c31\u6210\uff1a<\/p>\n<p>\uff08831+138+8+60\uff09\/1207=81.52%<\/p>\n<p>\u5f53\u7136\uff0c\u4e5f\u6709\u53f3\u8fb9\u7684\u90a3\u4e24\u4e2amisclassification\u7684\u683c\u5b50\u663e\u793a\u4e86\u6a21\u578b\u6709\u54ea\u4e9b\u662f\u9884\u6d4b\u9519\u8bef\u7684\uff0c\u4e00\u822cmisc=1-accuracy\u3002<\/p>\n<p>\u7136\u540eperformance operator\u8fd8\u6709\u4e00\u79cd\u53ebKappa\u7cfb\u6570\u7684\u65b9\u6cd5\uff0c\u7528\u4e8e\u68c0\u9a8c\u4e00\u81f4\u6027\uff0c\u8861\u91cf\u5206\u7c7b\u7cbe\u5ea6\u3002\u4e00\u822c\u6709\u5f88\u9ad8\u7684accuracy\u4f46\u662fKappa\u7cfb\u6570\u5f88\u4f4e\u7684\u8bdd\u6a21\u578b\u4e5f\u662f\u4e0d\u884c\u7684= =<\/p>\n<p>Kappa\u7cfb\u6570\u7684\u8ba1\u7b97\uff1a<\/p>\n<p><a href=\"https:\/\/luke6887.me\/?attachment_id=249\" rel=\"attachment wp-att-249\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-249 size-full\" src=\"https:\/\/luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-5.png\" alt=\"\" width=\"193\" height=\"80\" \/><\/a><\/p>\n<p><a href=\"https:\/\/luke6887.me\/?attachment_id=251\" rel=\"attachment wp-att-251\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-251\" src=\"https:\/\/luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-6.png\" alt=\"\" width=\"198\" height=\"42\" \/><\/a><\/p>\n<p><a href=\"https:\/\/luke6887.me\/?attachment_id=252\" rel=\"attachment wp-att-252\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-252\" src=\"https:\/\/luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-7.png\" alt=\"\" width=\"474\" height=\"42\" srcset=\"https:\/\/blog.luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-7.png 474w, https:\/\/blog.luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-7-300x27.png 300w\" sizes=\"auto, (max-width: 474px) 100vw, 474px\" \/><\/a><\/p>\n<p><a href=\"https:\/\/luke6887.me\/?attachment_id=253\" rel=\"attachment wp-att-253\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-253\" src=\"https:\/\/luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-8.png\" alt=\"\" width=\"333\" height=\"45\" srcset=\"https:\/\/blog.luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-8.png 333w, https:\/\/blog.luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-8-300x41.png 300w\" sizes=\"auto, (max-width: 333px) 100vw, 333px\" \/><\/a><\/p>\n<p>Kappa\u7cfb\u6570\u770b\u8d77\u6765\u8fd8\u662f\u53ef\u4ee5\u7684\u3002\u30020.527\u5c5e\u4e8e\u6709\u4e2d\u7b49\u7684\u4e00\u81f4\u6027\uff0c\u4e00\u822c\u4f4e\u4e8e0.2\u5c31\u662f\u4e00\u81f4\u6027\u6bd4\u8f83\u4f4e\u4e86\u3002\u3002<\/p>\n<h2>Bias and variance trade-off<\/h2>\n<p>Bias:\u6a21\u578b\u7ed3\u679c\u7684\u504f\u5411\u7a0b\u5ea6\u3002\u5982\u679c\u6a21\u578b\u7684\u9884\u6d4b\u7ed3\u679c\u5927\u591a\u6570\u90fd\u662f\u96c6\u4e2d\u4e00\u5757\u4f46\u6709\u504f\u5411\u7684\u8bddbias\u5c31\u6bd4\u8f83\u9ad8\u4e86\u3002\u3002<\/p>\n<p>Variance\uff1a\u6a21\u578b\u9884\u6d4b\u7684\u7ed3\u679c\u7684\u79bb\u6563\u7a0b\u5ea6-\u79bb\u6563\u7a0b\u5ea6\u592a\u9ad8\u7684\u8bdd\u4e5f\u9884\u6d4b\u4e0d\u5230\u4ec0\u4e48\u4e1c\u897f\u3002\u3002<\/p>\n<p>\u4e00\u822cbias\u8ddfvariance\u662f\u4e92\u76f8\u5bf9\u7acb\u7684-\u7136\u800c\u4ed6\u4eec\u90fd\u662f\u8d1f\u9762\u5f71\u54cd\uff0c\u55ef\u3002<\/p>\n<h2>Cross validation<\/h2>\n<p>\u4e09\u79cd\u65b9\u6cd5\uff1aholdout\uff08\u7559\u51fa\u6cd5\uff09\uff0ck-flod\uff0cLOOCV<\/p>\n<h3>Holdout\uff1a<\/h3>\n<p>\u5c06\u6570\u636e\u5206\u6210\u4e09\u90e8\u5206\uff1a\u8bad\u7ec3\u96c6\uff0c\u9a8c\u8bc1\u96c6\u548c\u6d4b\u8bd5\u96c6\uff08training\uff0cvalidation\uff0ctesting\uff09\uff0c\u8bad\u7ec3\u7528\u4e8e\u51fa\u6a21\u578b\uff0c\u9a8c\u8bc1\u7528\u4e8e\u8c03\u53c2\u6570\uff0c\u6d4b\u8bd5\u7528\u4e8e\u6d4b\u8bd5\u6cdb\u7528\u6027\u3002\u3002<\/p>\n<p>\u65b9\u6cd5\u7b80\u5355\uff0c\u5206\u6570\u636e\u5373\u53ef\uff0c\u4f46\u663e\u7136\u6027\u80fd\u4e0d\u592a\u597d\u3002\u3002\u4e5f\u4e0d\u592a\u4f1a\u7528<\/p>\n<h3>k-flod\uff1a<\/h3>\n<p>k\u6298\u4ea4\u53c9\u9a8c\u8bc1\uff0c\u6b65\u9aa4\uff1a<\/p>\n<ul>\n<li>\u4e0d\u91cd\u590d\u62bd\u6837\u628a\u539f\u59cb\u6570\u636e\u5206\u6210k\u4efd<\/li>\n<li>\u6bcf\u9009\u4e00\u6b21\u6311\u5176\u4e2d\u4e00\u4efd\u505a\u6d4b\u8bd5\u96c6\uff0c\u5269\u4f59\u7684k-1\u4efd\u5f53\u8bad\u7ec3\u96c6<\/li>\n<li>\u91cd\u590dk\u6b21-\u8bad\u7ec3-\u6d4b\u8bd5\uff0c\u91cd\u590dk\u6b21<\/li>\n<li>\u8ba1\u7b97k\u7ec4\u6d4b\u8bd5\u7ed3\u679c\u5e73\u5747\u503c\u4e3a\u7cbe\u5ea6\u4f30\u8ba1\n<ul>\n<li>\u4e00\u822ck\u662f10\u6b21\uff0c\u770b\u6709\u591a\u5c11\u6570\u636e\u800c\u5b9a\u3002\u3002\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p><a href=\"https:\/\/luke6887.me\/?attachment_id=266\" rel=\"attachment wp-att-266\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-266\" src=\"https:\/\/luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-9.png\" alt=\"\" width=\"736\" height=\"405\" srcset=\"https:\/\/blog.luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-9.png 736w, https:\/\/blog.luke6887.me\/wp-content\/uploads\/2018\/07\/MIS772-week3-9-300x165.png 300w\" sizes=\"auto, (max-width: 736px) 100vw, 736px\" \/><\/a><\/p>\n<p>\u91cd\u590d\u800c\u4e14\u968f\u673a\u7684\u62bd\u6837\u8ba9k-flod CV\u4e0d\u4f1a\u50cfholdout\u90a3\u6837\u90a3\u4e48\u201c\u5bf9\u5212\u5206\u654f\u611f\u201d\uff0c\u4e00\u822c\u90fd\u662f\u7528k-flod\u7684\u4e86\u3002<\/p>\n<h3>LOOCV\uff1a<\/h3>\n<p>leave one out CV<\/p>\n<p>\u5176\u5b9e\u662fk-flod\u7684\u4e00\u79cd\uff0c\u53ea\u4e0d\u8fc7\u7528\u4e8e\u6837\u672c\u8f83\u5c11\uff08\u6570\u636e\u7f3a\u4e4f\uff09\u7684\u65f6\u5019\u3002k=\u6837\u672c\u603b\u6570\u3002\u3002\u55ef\uff0c\u62ff\u603b\u4f53\u6570\u636e\u7684\u4e00\u4efd\u53bbtesting\uff0c\u7136\u540e\u5176\u4ed6\u7684\u90fd\u53bbtraining\uff0c\u5c31\u662fLOOCV\u4e86\u3002<\/p>\n<h3>Boostrapping CV\uff1a<\/h3>\n<p>\u81ea\u52a9\u91c7\u6837\u6cd5\uff0c\u6bd4\u8f83\u7279\u6b8a\u7684\u4e00\u79cd\uff0c\u628a\u6570\u636e\u96c6\u5206\u6210m\u4efd\u6837\u672c\uff0c\u6bcf\u5206\u4e00\u6b21\u5c31\u62bd\u4e00\u4e2a\u6837\u672c\u51fa\u6765\u518d\u653e\u56de\u53bb\u3002\u62bd\u5b8c\u4ee5\u540e\u5c31\u6709\u4e00\u4e2a\u65b0\u7684\u6570\u636e\u96c6\u505atraining\u4e86\uff0c\u5176\u4ed6\u7684\u5c31\u53ef\u4ee5\u7528\u6765\u505avalidation\u4e86\u3002\u5e73\u5747\u6765\u8bf4\u53ea\u670963.8%\u5de6\u53f3\u7684\u6570\u636e\u4f1a\u88ab\u9009\u53d6training\uff0c\u5e76\u4e14\u6709\u4e00\u5c0f\u90e8\u5206\u7684\u6570\u636e\u6ca1\u6709\u7528\u4e0a\uff0c\u6240\u4ee5\u5176\u5b9e\u5e76\u4e0d\u5e38\u6709\u3002<\/p>\n<p>\u7b2c\u4e09\u5468\u7684\u8bfe\u5927\u6982\u5c31\u8bb2\u4e86\u90a3\u4e48\u591a\u3002\u3002\u5176\u5b9e\u5e76\u6ca1\u6709\u8bb2\u5b8c\uff0c\u8fd8\u6709decision tree\u4ec0\u4e48\u7684\u3002\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>RPM\u6587\u4ef6\uff1a<a href=\"https:\/\/luke6887.me\/?attachment_id=271\" rel=\"attachment wp-att-271\">Rapidminer Res-MIS772-week3<\/a><\/p>\n<div id=\"s3gt_translate_tooltip_mini\" class=\"s3gt_translate_tooltip_mini_box\" style=\"background: initial !important; border: initial !important; border-radius: initial !important; border-spacing: initial !important; border-collapse: initial !important; direction: ltr !important; flex-direction: initial !important; font-weight: initial !important; height: initial !important; letter-spacing: initial !important; min-width: initial !important; max-width: initial !important; min-height: initial !important; max-height: initial !important; margin: auto !important; outline: initial !important; padding: initial !important; position: absolute; table-layout: initial !important; text-align: initial !important; text-shadow: initial !important; width: initial !important; word-break: initial !important; word-spacing: initial !important; overflow-wrap: initial !important; box-sizing: initial !important; display: initial !important; color: inherit !important; font-size: 13px !important; font-family: X-LocaleSpecific, sans-serif, Tahoma, Helvetica !important; line-height: 13px !important; vertical-align: top !important; white-space: inherit !important; left: 22px; top: 4831px; opacity: 0.55;\">\n<div id=\"s3gt_translate_tooltip_mini_logo\" class=\"s3gt_translate_tooltip_mini\" title=\"\u7ffb\u8bd1\u6240\u9009\u6587\u672c\"><\/div>\n<div id=\"s3gt_translate_tooltip_mini_sound\" class=\"s3gt_translate_tooltip_mini\" title=\"\u6717\u8bfb\"><\/div>\n<div id=\"s3gt_translate_tooltip_mini_copy\" class=\"s3gt_translate_tooltip_mini\" title=\"\u590d\u5236\u5230\u526a\u8d34\u677f\"><\/div>\n<\/div>\n<div id=\"s3gt_translate_tooltip_mini\" class=\"s3gt_translate_tooltip_mini_box\" style=\"background: initial !important; border: initial !important; border-radius: initial !important; border-spacing: initial !important; border-collapse: initial !important; direction: ltr !important; flex-direction: initial !important; font-weight: initial !important; height: initial !important; letter-spacing: initial !important; min-width: initial !important; max-width: initial !important; min-height: initial !important; max-height: initial !important; margin: auto !important; outline: initial !important; padding: initial !important; position: absolute; table-layout: initial !important; text-align: initial !important; text-shadow: initial !important; width: initial !important; word-break: initial !important; word-spacing: initial !important; overflow-wrap: initial !important; box-sizing: initial !important; display: initial !important; color: inherit !important; font-size: 13px !important; font-family: X-LocaleSpecific, sans-serif, Tahoma, Helvetica !important; line-height: 13px !important; vertical-align: top !important; white-space: inherit !important; left: 10px; top: 5356px; opacity: 0.45;\">\n<div id=\"s3gt_translate_tooltip_mini_logo\" class=\"s3gt_translate_tooltip_mini\" title=\"\u7ffb\u8bd1\u6240\u9009\u6587\u672c\"><\/div>\n<div id=\"s3gt_translate_tooltip_mini_sound\" class=\"s3gt_translate_tooltip_mini\" title=\"\u6717\u8bfb\"><\/div>\n<div id=\"s3gt_translate_tooltip_mini_copy\" class=\"s3gt_translate_tooltip_mini\" title=\"\u590d\u5236\u5230\u526a\u8d34\u677f\"><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u55ef\u3002\u3002\u6628\u5929\u7684Predictive Analytics\u5f00\u59cb\u8bb2\u719f\u6089\u64cd\u4f5c\u4ee5\u5916\u7684\u5185\u5bb9\u4e86\uff0c\u4e3b\u8981\u5173\u4e8eclassificat &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/blog.luke6887.me\/?p=211\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">\u201cMIS772 &#8211; Week 3 Classification notices\u201d<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,2],"tags":[],"class_list":["post-211","post","type-post","status-publish","format-standard","hentry","category-mis772","category-school-things"],"_links":{"self":[{"href":"https:\/\/blog.luke6887.me\/index.php?rest_route=\/wp\/v2\/posts\/211","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.luke6887.me\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.luke6887.me\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.luke6887.me\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.luke6887.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=211"}],"version-history":[{"count":41,"href":"https:\/\/blog.luke6887.me\/index.php?rest_route=\/wp\/v2\/posts\/211\/revisions"}],"predecessor-version":[{"id":272,"href":"https:\/\/blog.luke6887.me\/index.php?rest_route=\/wp\/v2\/posts\/211\/revisions\/272"}],"wp:attachment":[{"href":"https:\/\/blog.luke6887.me\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=211"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.luke6887.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=211"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.luke6887.me\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=211"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}