{"id":54887,"date":"2024-06-16T14:32:07","date_gmt":"2024-06-16T06:32:07","guid":{"rendered":"http:\/\/www.biocloudservice.com\/wordpress\/?p=54887"},"modified":"2024-06-16T14:32:07","modified_gmt":"2024-06-16T06:32:07","slug":"%e3%80%8c%e4%bb%98%e8%b4%b9%e3%80%8d%e3%80%90%e4%bb%a3%e7%a0%81-13%e3%80%91%e6%8e%a2%e7%b4%a2%e6%95%b0%e6%8d%ae%e9%99%8d%e7%bb%b4%e7%9a%84%e7%a5%9e%e7%a7%98%e4%b9%8b%e7%be%8e%ef%bc%9a%e6%a6%82","status":"publish","type":"post","link":"http:\/\/www.biocloudservice.com\/wordpress\/?p=54887","title":{"rendered":"\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801-13\u3011\u63a2\u7d22\u6570\u636e\u964d\u7ef4\u7684\u795e\u79d8\u4e4b\u7f8e\uff1a\u6982\u7387\u4e3b\u6210\u5206\u5206\u6790\uff08PPCA\uff09\u89e3\u6790\u4e0eR\u5b9e\u8df5"},"content":{"rendered":"


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target=\"_blank\" rel=\"noopener\">#\u751f\u4fe1\u5b9e\u64cd<\/a><a href=\"https:\/\/mp.weixin.qq.com\/mp\/appmsgalbum?__biz=Mzg3OTg3MjQyNg==&action=getalbum&album_id=3138222091851530242#wechat_redirect\" title=\"\u751f\u4fe1\u6709\u5173\u7edf\u8ba1\" target=\"_blank\" rel=\"noopener\">#\u751f\u4fe1\u6709\u5173\u7edf\u8ba1<\/a><\/p>\n<\/div>\n<p style=\"text-align: center;\" data-mpa-powered-by=\"yiban.io\"><img decoding=\"async\" class=\"rich_pages wxw-img\" data-galleryid=\"\" data-ratio=\"0.23333333333333334\" data-s=\"300,640\" src=\"\u56fe\u7247\/\u751f\u4fe1\u679c_2023-11-15_\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801-13\u3011\u63a2\u7d22\u6570\u636e\u964d\u7ef4\u7684\u795e\u79d8\u4e4b\u7f8e\uff1a\u6982\u7387\u4e3b\u6210\u5206\u5206\u6790\uff08PPCA\uff09\u89e3\u6790\u4e0eR\u5b9e\u8df5\/1_rE2v0O5WiaUDJjgv5bxK2G1ePHyH2g.jpg\" 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style=\"text-indent: 0em;\"><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;font-size: 15px;\">\u6982\u7387\u4e3b\u6210\u5206\u5206\u6790\u57fa\u4e8e\u4ee5\u4e0b\u5047\u8bbe\uff1a<\/span><\/section>\n<section style=\"margin-left: 36pt;text-indent: 0em;\"><span style=\"font-size: 15px;font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">1.\u6570\u636e\u5728\u4e00\u4e2a\u4f4e\u7ef4\u7684\u6f5c\u5728\u7a7a\u95f4\u4e2d\u751f\u6210\uff0c\u6f5c\u5728\u53d8\u91cf\uff08latent variables\uff09\u7b26\u5408\u591a\u7ef4\u6b63\u6001\u5206\u5e03\u3002<\/span><\/section>\n<section style=\"margin-left: 36pt;text-indent: 0em;\"><span style=\"font-size: 15px;font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">2.\u901a\u8fc7\u4e00\u4e2a\u7ebf\u6027\u6620\u5c04\u5c06\u6f5c\u5728\u53d8\u91cf\u6295\u5f71\u5230\u9ad8\u7ef4\u7a7a\u95f4\uff0c\u5e76\u6dfb\u52a0\u566a\u58f0\u9879\uff0c\u5f97\u5230\u89c2\u6d4b\u6570\u636e\u3002<\/span><\/section>\n<section style=\"text-indent: 0em;\"><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;font-size: 15px;\">\u6570\u5b66\u4e0a\u7684\u8868\u793a\u4e3a\uff1a<\/span><\/section>\n<section style=\"margin-left: 36pt;text-indent: 0em;\"><span style=\"font-size: 15px;\"><span style=\"font-family: Symbol;font-variant: normal;text-transform: none;\">\u00b7<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\u6f5c\u5728\u53d8\u91cf\uff1a<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;top: 3.4pt;\"><img decoding=\"async\" loading=\"lazy\" class=\"rich_pages wxw-img\" data-ratio=\"0.23376623376623376\" src=\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/2_RII6Tia9KfbIWs6xB7LjNic8dz5n5A.jpg?resize=76%2C17\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_jpg\/zcicibWZessAz3JeicJYr7pOY6FNYBTEIa6Zwms20d9DhDCBNG1kYeSvuKiaZSRII6Tia9KfbIWs6xB7LjNic8dz5n5A\/640?wx_fmt=jpeg'\" data-type=\"jpeg\" data-w=\"77\" height=\"17 .0\" width=\"76 .0\" data-recalc-dims=\"1\" \/><\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\uff0c\u8868\u793a\u4ece\u591a\u7ef4\u6b63\u6001\u5206\u5e03\u4e2d\u91c7\u6837\u6f5c\u5728\u53d8\u91cf\u3002<\/span><\/span><\/section>\n<section style=\"margin-left: 36pt;text-indent: 0em;\"><span style=\"font-size: 15px;\"><span style=\"font-family: Symbol;font-variant: normal;text-transform: none;\">\u00b7<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\u6620\u5c04\uff1a<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;top: 3.2pt;\"><img decoding=\"async\" loading=\"lazy\" class=\"rich_pages wxw-img\" data-ratio=\"0.15454545454545454\" src=\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/3_c5ReyNeciawc3fZTyHZCoQoGJbbn9g.jpg?resize=109%2C16\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_jpg\/zcicibWZessAz3JeicJYr7pOY6FNYBTEIa6DibCXWajz6lIuDy4ZOcxUYBOx0c5ReyNeciawc3fZTyHZCoQoGJbbn9g\/640?wx_fmt=jpeg'\" data-type=\"jpeg\" data-w=\"110\" height=\"16 .0\" width=\"109 .0\" data-recalc-dims=\"1\" \/><\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\uff0c<\/span><\/span><\/section>\n<section style=\"text-indent: 0em;\"><span style=\"font-size: 15px;\"><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\u5176\u4e2d<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;top: 2.4pt;\"><img decoding=\"async\" loading=\"lazy\" data-ratio=\"0.7647058823529411\" src=\"\u56fe\u7247\/\u751f\u4fe1\u679c_2023-11-15_\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801-13\u3011\u63a2\u7d22\u6570\u636e\u964d\u7ef4\u7684\u795e\u79d8\u4e4b\u7f8e\uff1a\u6982\u7387\u4e3b\u6210\u5206\u5206\u6790\uff08PPCA\uff09\u89e3\u6790\u4e0eR\u5b9e\u8df5\/4_aI2HQibrx0X2ZPvvlAuTT7fcNBpTBQ.jpg\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_jpg\/zcicibWZessAz3JeicJYr7pOY6FNYBTEIa6LYKoKVh6fIf1d4bbg67Y0bV8wiaI2HQibrx0X2ZPvvlAuTT7fcNBpTBQ\/640?wx_fmt=jpeg'\" data-type=\"jpeg\" data-w=\"17\" height=\"12.0\" width=\"16.0\" \/><\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\u662f\u6295\u5f71\u77e9\u9635\uff0c<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;top: 2.6pt;\"><img decoding=\"async\" loading=\"lazy\" data-ratio=\"1.1666666666666667\" src=\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/5_icHqVZuxtDBFEnancZyq9wwDOFXI3Q.jpg?resize=11%2C13\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_jpg\/zcicibWZessAz3JeicJYr7pOY6FNYBTEIa6WMW1fluW3ibUyjXVkP4Hf27KdJicHqVZuxtDBFEnancZyq9wwDOFXI3Q\/640?wx_fmt=jpeg'\" data-type=\"jpeg\" data-w=\"12\" height=\"13 .0\" width=\"11 .0\" data-recalc-dims=\"1\" \/><\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\u662f\u5747\u503c\u5411\u91cf\uff0c<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;top: 3.4pt;\"><img decoding=\"async\" loading=\"lazy\" class=\"rich_pages wxw-img\" data-ratio=\"0.2\" src=\"\u56fe\u7247\/\u751f\u4fe1\u679c_2023-11-15_\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801-13\u3011\u63a2\u7d22\u6570\u636e\u964d\u7ef4\u7684\u795e\u79d8\u4e4b\u7f8e\uff1a\u6982\u7387\u4e3b\u6210\u5206\u5206\u6790\uff08PPCA\uff09\u89e3\u6790\u4e0eR\u5b9e\u8df5\/6_qiaSmERjjJ85MJub2Q0d3zusP7ndbQ.jpg\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_jpg\/zcicibWZessAz3JeicJYr7pOY6FNYBTEIa6bFhNSUVxPbaozAaG0j5x6eS52qiaSmERjjJ85MJub2Q0d3zusP7ndbQ\/640?wx_fmt=jpeg'\" data-type=\"jpeg\" data-w=\"90\" height=\"17.0\" width=\"89.0\" \/><\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\u662f\u566a\u58f0\u9879\u3002\u4e0b\u56fe\u6765\u81ea\u4e8emlapp\uff0cPPCA\u751f\u6210\u8fc7\u7a0b\u7684\u8bf4\u660e\uff0c\u5176\u4e2d\u6211\u4eec\u6709L=1\u4e2a\u6f5c\u5728\u7ef4\u5ea6\u751f\u6210D=2\u4e2a\u89c2\u5bdf\u7ef4\u5ea6\u3002\uff08\u5373\u539f\u59cb\u6570\u636e\u5177\u67092\u7ef4\uff0c\u751f\u6210\u7684\u4e3b\u6210\u5206\u5177\u67091\u7ef4\uff09<\/span>    <\/span><o:page><\/o:page><\/section>\n<section style=\"text-align: center;text-indent: 0em;\"><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;font-size: 15px;\"><img decoding=\"async\" loading=\"lazy\" class=\"rich_pages wxw-img\" data-ratio=\"0.3639417693169093\" src=\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/7_XUyTxZ3FNH1XVticeTw9d4CjsG9KGg.png?resize=510%2C185\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAz3JeicJYr7pOY6FNYBTEIa6jsvnGRJiaRpZkp9yiaJstDxlMiaQXUyTxZ3FNH1XVticeTw9d4CjsG9KGg\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"893\" height=\"185 .62998962402344\" width=\"510 .0500183105469\" data-recalc-dims=\"1\" \/><\/span><\/section>\n<section style=\"text-indent: 0em;\"><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;font-size: 15px;\">\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u57fa\u56e0\u8868\u8fbe\u6570\u636e\u96c6\uff0c\u5176\u4e2d\u6bcf\u4e00\u884c\u4ee3\u8868\u4e00\u4e2a\u57fa\u56e0\uff0c\u6bcf\u4e00\u5217\u4ee3\u8868\u4e00\u4e2a\u6837\u672c\uff08\u5982\u4e0d\u540c\u7684\u7ec6\u80de\u6216\u5b9e\u9a8c\u6761\u4ef6\uff09\u3002\u6bcf\u4e2a\u5143\u7d20\u8868\u793a\u57fa\u56e0\u5728\u7279\u5b9a\u6837\u672c\u4e2d\u7684\u8868\u8fbe\u6c34\u5e73\u3002\u7531\u4e8e\u9ad8\u901a\u91cf\u6d4b\u5e8f\u6280\u672f\u7684\u8fdb\u6b65\uff0c\u6211\u4eec\u53ef\u4ee5\u83b7\u5f97\u5927\u91cf\u7684\u57fa\u56e0\u8868\u8fbe\u6570\u636e\uff0c\u4f46\u540c\u65f6\u4e5f\u9762\u4e34\u7740\u9ad8\u7ef4\u6570\u636e\u548c\u566a\u58f0\u7684\u6311\u6218\u3002<\/span><\/section>\n<section style=\"text-indent: 0em;\"><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;font-size: 15px;\">\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cPPCA\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u63d0\u53d6\u6570\u636e\u7684\u4e3b\u8981\u53d8\u5316\u6a21\u5f0f\uff0c\u540c\u65f6\u964d\u4f4e\u6570\u636e\u7ef4\u5ea6\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u7406\u89e3\u548c\u89e3\u91ca\u751f\u7269\u5b66\u73b0\u8c61\u3002<\/span><\/section>\n<section style=\"margin-left: 36pt;text-indent: 0em;\"><span style=\"font-size: 15px;\"><span style=\"font-family: Symbol;font-variant: normal;text-transform: none;\">\u00b7<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;font-weight: bold;\">\u6f5c\u5728\u751f\u7269\u5b66\u610f\u4e49<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\uff1a\u5728\u751f\u7269\u4fe1\u606f\u5b66\u4e2d\uff0c\u6bcf\u4e2a\u6837\u672c\u4ee3\u8868\u4e86\u4e00\u4e2a\u751f\u7269\u5b66\u5b9e\u4f53\uff0c\u5982\u7ec6\u80de\u6216\u751f\u7269\u6837\u672c\u3002PPCA\u53ef\u4ee5\u5c06\u6bcf\u4e2a\u6837\u672c\u6620\u5c04\u5230\u4e00\u4e2a\u4f4e\u7ef4\u7684\u6f5c\u5728\u7a7a\u95f4\u4e2d\uff0c\u8fd9\u4e2a\u6f5c\u5728\u7a7a\u95f4\u53ef\u4ee5\u8868\u793a\u6837\u672c\u4e4b\u95f4\u7684\u751f\u7269\u5b66\u5dee\u5f02\uff0c\u5982\u4e0d\u540c\u7ec6\u80de\u72b6\u6001\u3001\u8868\u578b\u53d8\u5316\u7b49\u3002<\/span><\/span><\/section>\n<section style=\"margin-left: 36pt;text-indent: 0em;\"><span style=\"font-size: 15px;\"><span style=\"font-family: Symbol;font-variant: normal;text-transform: none;\">\u00b7<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;font-weight: bold;\">\u57fa\u56e0\u6a21\u5f0f\u7684\u53d1\u73b0<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\uff1aPPCA\u53ef\u4ee5\u63ed\u793a\u57fa\u56e0\u8868\u8fbe\u6570\u636e\u4e2d\u7684\u4e3b\u8981\u53d8\u5316\u6a21\u5f0f\uff0c\u8fd9\u5bf9\u4e8e\u53d1\u73b0\u5171\u540c\u8c03\u63a7\u57fa\u56e0\u3001\u529f\u80fd\u76f8\u5173\u57fa\u56e0\u7b49\u975e\u5e38\u6709\u7528\u3002\u964d\u7ef4\u540e\u7684\u6f5c\u5728\u53d8\u91cf\u53ef\u80fd\u5bf9\u5e94\u4e8e\u67d0\u4e9b\u751f\u7269\u5b66\u7279\u5f81\uff0c\u5982\u7ec6\u80de\u5468\u671f\u3001\u4fe1\u53f7\u8f6c\u5bfc\u901a\u8def\u7b49\u3002<\/span><\/span><\/section>\n<section style=\"margin-left: 36pt;text-indent: 0em;\"><span style=\"font-size: 15px;\"><span style=\"font-family: Symbol;font-variant: normal;text-transform: none;\">\u00b7<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;font-weight: bold;\">\u6570\u636e\u53ef\u89c6\u5316<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\uff1aPPCA\u53ef\u4ee5\u5c06\u9ad8\u7ef4\u7684\u57fa\u56e0\u8868\u8fbe\u6570\u636e\u964d\u4f4e\u5230\u4e8c\u7ef4\u6216\u4e09\u7ef4\u7a7a\u95f4\uff0c\u4ece\u800c\u53ef\u4ee5\u66f4\u5bb9\u6613\u5730\u8fdb\u884c\u6570\u636e\u53ef\u89c6\u5316\u3002\u6211\u4eec\u53ef\u4ee5\u5728\u6563\u70b9\u56fe\u4e2d\u663e\u793a\u6837\u672c\uff0c\u989c\u8272\u8868\u793a\u4e0d\u540c\u751f\u7269\u5b66\u7279\u5f81\uff0c\u4ee5\u4fbf\u66f4\u597d\u5730\u7406\u89e3\u6570\u636e\u7684\u7ed3\u6784\u3002<\/span><\/span><\/section>\n<section style=\"margin-left: 36pt;text-indent: 0em;\"><span style=\"font-size: 15px;\"><span style=\"font-family: Symbol;font-variant: normal;text-transform: none;\">\u00b7<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;font-weight: bold;\">\u566a\u58f0\u5904\u7406<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\uff1a\u57fa\u56e0\u8868\u8fbe\u6570\u636e\u901a\u5e38\u53d7\u5230\u566a\u58f0\u7684\u5f71\u54cd\uff0c\u800cPPCA\u8003\u8651\u4e86\u566a\u58f0\u7684\u5b58\u5728\uff0c\u53ef\u4ee5\u66f4\u51c6\u786e\u5730\u5efa\u6a21\u6570\u636e\u3002\u8fd9\u5bf9\u4e8e\u51cf\u5c11\u566a\u58f0\u5bf9\u751f\u7269\u5b66\u7ed3\u8bba\u7684\u5f71\u54cd\u975e\u5e38\u91cd\u8981\u3002<\/span><\/span><\/section>\n<section style=\"margin-left: 36pt;text-indent: 0em;\"><span style=\"font-size: 15px;\"><span style=\"font-family: Symbol;font-variant: normal;text-transform: none;\">\u00b7<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;font-weight: bold;\">\u751f\u7269\u5206\u7c7b\u548c\u805a\u7c7b<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\uff1a\u5728\u4f4e\u7ef4\u7a7a\u95f4\u4e2d\uff0c\u6837\u672c\u4e4b\u95f4\u7684\u8ddd\u79bb\u53ef\u4ee5\u7528\u6765\u8fdb\u884c\u751f\u7269\u5206\u7c7b\u548c\u805a\u7c7b\u3002\u8fd9\u5bf9\u4e8e\u786e\u5b9a\u4e0d\u540c\u7ec6\u80de\u7c7b\u578b\u3001\u75be\u75c5\u5b50\u578b\u7b49\u5177\u6709\u91cd\u8981\u610f\u4e49\u3002<\/span>    <\/span><\/section>\n<section style=\"text-indent: 0em;\"><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;font-size: 15px;\">\u90a3\u4e48\u5c0f\u679c\u5c31\u5f00\u59cb\u5e26\u9886\u5927\u5bb6\u8fdb\u884c\u5177\u4f53\u7684\u5efa\u6a21\u5427\uff01<\/span><\/section>\n<h1 style=\"text-indent: 0em;\"><span style=\"font-size: 15px;\"><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\u5b89\u88c5R\u5305<\/span><br \/>\n  <\/span><\/h1>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"sql\"><code><span class=\"code-snippet_outer\">1.<span class=\"code-snippet__comment\"># \u5b89\u88c5\u548c\u52a0\u8f7dpcaMethods\u5305 <\/span><\/span><\/code><code><span class=\"code-snippet_outer\">2.BiocManager::<span class=\"code-snippet__keyword\">install<\/span>(<span class=\"code-snippet__string\">\"pcaMethods\"<\/span>) <\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__number\">3.<\/span><span class=\"code-snippet__keyword\">library<\/span>(pcaMethods) <\/span><\/code><code><span class=\"code-snippet_outer\"><span class=\"code-snippet__number\">4.<\/span><span class=\"code-snippet__keyword\">library<\/span>(ggplot2)<\/span><\/code><\/pre>\n<\/section>\n<h1 style=\"text-indent: 0em;\"><span style=\"font-size: 15px;\"><span style=\"font-family: Consolas;font-variant: normal;text-transform: none;color: rgb(0, 0, 0);\"><\/span><\/span><\/h1>\n<section style=\"text-indent: 0em;\"><span style=\"font-size: 15px;\"><span style=\"font-family: Consolas;font-variant: normal;text-transform: none;color: rgb(0, 0, 255);\">pcaMethods<\/span><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\u5305\u9700\u8981\u901a\u8fc7BiocManager\u5b89\u88c5\uff0c\u5728\u6b64\u4e4b\u524d\uff0c\u6ca1\u6709\u5b89\u88c5BiocManager\u7684\u5c0f\u4f19\u4f34\u4eec\u8981\u5148\u5b89\u88c5BiocManager\u5305\u54e6\uff01\uff08\u53e6\u5916\uff0c\u6211\u4eec\u9700\u8981edgeR\u5305\u8fdb\u884c\u57fa\u56e0\u6570\u636e\u7684\u5904\u7406\uff0cggplot2\u5305\u8fdb\u884c\u6570\u636e\u53ef\u89c6\u5316\uff09<\/span><\/span><\/section>\n<h1 style=\"text-indent: 0em;\"><span style=\"font-size: 15px;\"><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;\">\u52a0\u8f7d\u6570\u636e<\/span><br \/>\n  <\/span><\/h1>\n<section style=\"text-indent: 0em;\"><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;font-size: 15px;\">\u4f7f\u7528readxl\u5305\u4e2d\u7684read_excel()\u51fd\u6570\u6765\u52a0\u8f7d\u57fa\u56e0\u8868\u8fbe\u6570\u636e\u3002\u8be5\u6570\u636e\u96c6\u6765\u81ea\u4e8e von Wulffen \u7b49\u4eba\u7684\u7814\u7a76\uff0c\u7814\u7a76\u4e86\u5927\u80a0\u6746\u83cc\uff08E. coli\uff09\u5728\u4ece\u538c\u6c27\u6761\u4ef6\u8f6c\u53d8\u4e3a\u597d\u6c27\u6761\u4ef6\u65f6\u7684\u57fa\u56e0\u8868\u8fbe\u53d8\u5316\uff0c\u5176\u4e2d\u884c\u540d\u4e3a\u4e0d\u540c\u7684\u57fa\u56e0\uff0c\u5217\u4e3a\u4e0d\u540c\u7684\u6837\u672c\u3002<\/span><\/section>\n<section style=\"text-align: left;margin-left: 69.75pt;line-height: 10.5pt;border-left: 2.25pt solid rgb(108, 226, 108);padding: 0pt;background: rgb(255, 255, 255);text-indent: 0em;\"><span style=\"font-size: 15px;\"><span style=\"font-family: Consolas;font-variant: normal;text-transform: none;color: rgb(92, 92, 92);\"><\/span><\/span><\/section>\n<section class=\"code-snippet__fix code-snippet__js\">\n<ul class=\"code-snippet__line-index code-snippet__js\">\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<li><\/li>\n<\/ul>\n<pre class=\"code-snippet__js\" data-lang=\"bash\"><code><span class=\"code-snippet_outer\">1.<span class=\"code-snippet__comment\"># \u52a0\u8f7d\u6570\u636e <\/span><\/span><\/code><code><span class=\"code-snippet_outer\">2.<span class=\"code-snippet__comment\"># \u4f7f\u7528readxl\u5305\u4e2d\u7684read_excel\u51fd\u6570\u8bfb\u53d6Excel\u6587\u4ef6\u4e2d\u7684\u6570\u636e\uff0c\u6587\u4ef6\u8def\u5f84\u9700\u8981\u6839\u636e\u4f60\u7684\u5b9e\u9645\u60c5\u51b5\u4fee\u6539\u3002<\/span><\/span><\/code><code><span class=\"code-snippet_outer\">3.wulffenTable <- read_excel(<span class=\"code-snippet__string\">\"C:\/Users\/17240\/Desktop\/GSE71562_E14R012_raw_counts.xlsx\"<\/span>) <\/span><\/code><code><span class=\"code-snippet_outer\">4. <\/span><\/code><code><span class=\"code-snippet_outer\">5.<span class=\"code-snippet__comment\"># \u663e\u793a\u6570\u636e\u7684\u524d\u51e0\u884c <\/span><\/span><\/code><code><span class=\"code-snippet_outer\">6.head(wulffenTable) <\/span><\/code><code><span class=\"code-snippet_outer\">7. <\/span><\/code><code><span class=\"code-snippet_outer\">8.<span class=\"code-snippet__comment\"># \u9009\u62e9\u9700\u8981\u5206\u6790\u7684\u6570\u636e\uff0c\u8fd9\u91cc\u9009\u62e9\u4e86\u7b2c2\u523019\u5217\u7684\u6570\u636e <\/span><\/span><\/code><code><span class=\"code-snippet_outer\">9.X = wulffenTable[2:19]<\/span><\/code><\/pre>\n<\/section>\n<section style=\"text-indent: 0em;\"><span style=\"font-family: \u7b49\u7ebf;font-variant: normal;text-transform: none;font-size: 15px;\"><img decoding=\"async\" loading=\"lazy\" class=\"rich_pages wxw-img\" data-ratio=\"0.18333333333333332\" src=\"\u56fe\u7247\/\u751f\u4fe1\u679c_2023-11-15_\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801-13\u3011\u63a2\u7d22\u6570\u636e\u964d\u7ef4\u7684\u795e\u79d8\u4e4b\u7f8e\uff1a\u6982\u7387\u4e3b\u6210\u5206\u5206\u6790\uff08PPCA\uff09\u89e3\u6790\u4e0eR\u5b9e\u8df5\/8_0zszZNTTsmR1s80TZHQke401C0LicA.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAz3JeicJYr7pOY6FNYBTEIa6wMaGialeIPqmiaLB9uI9kVlagMV0zszZNTTsmR1s80TZHQke401C0LicA\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"1080\" height=\"107.88999938964844\" width=\"589.2000122070312\" \/><\/span><\/section>\n<section style=\"letter-spacing: 0.578px;white-space: normal;text-indent: 0em;\"><span style=\"font-family: \u7b49\u7ebf;font-variant-numeric: normal;font-variant-east-asian: normal;font-size: 15px;\">\u6a21\u578b\u901a\u8fc7\u5bf9\u57fa\u56e0\u8868\u8fbe\u6570\u636e\u8fdb\u884c\u6982\u7387\u4e3b\u6210\u5206\u5206\u6790\uff08PPCA\uff09\u6765\u964d\u4f4e\u7ef4\u5ea6\uff0c\u4ece\u800c\u5c06\u590d\u6742\u7684\u9ad8\u7ef4\u6570\u636e\u8f6c\u5316\u4e3a\u66f4\u7b80\u6d01\u7684\u4e8c\u7ef4\u8868\u793a\u3002\u5728\u8be5\u6a21\u578b\u4e2d\uff0c\u4e24\u4e2a\u4e3b\u6210\u5206\uff08PC1\u548cPC2\uff09\u89e3\u91ca\u4e86\u603b\u65b9\u5dee\u768453.47%\u548c11.18%\uff0c\u7d2f\u79ef\u89e3\u91ca\u4e86\u603b\u65b9\u5dee\u768453.47%\u548c64.65%\u3002\u6570\u636e\u4e2d\u67094319\u4e2a\u57fa\u56e0\uff0c18\u4e2a\u6837\u672c\uff0c\u6ca1\u6709\u7f3a\u5931\u503c\u3002\u6982\u7387\u4e3b\u6210\u5206\u5206\u6790\u7684\u5f97\u5206\u548c\u8f7d\u8377\u7ed3\u6784\u5206\u522b\u8868\u793a\u4e86\u6837\u672c\u5728\u4e24\u4e2a\u4e3b\u6210\u5206\u4e0a\u7684\u5f97\u5206\u548c\u6bcf\u4e2a\u57fa\u56e0\u5728\u8fd9\u4e24\u4e2a\u4e3b\u6210\u5206\u4e0a\u7684\u8d21\u732e\u3002\u901a\u8fc7\u8fd9\u4e2a\u6a21\u578b\uff0c\u6211\u4eec\u53ef\u4ee5\u66f4\u6e05\u6670\u5730\u4e86\u89e3\u6837\u672c\u4e4b\u95f4\u7684\u5dee\u5f02\uff0c\u5e76\u7528\u8f83\u4f4e\u7684\u7ef4\u5ea6\u5448\u73b0\u590d\u6742\u7684\u57fa\u56e0\u8868\u8fbe\u6570\u636e\u3002<\/span><\/section>\n<section style=\"letter-spacing: 0.578px;white-space: normal;text-align: center;text-indent: 0em;\"><span style=\"font-family: \u7b49\u7ebf;font-variant-numeric: normal;font-variant-east-asian: normal;font-size: 15px;\"><img decoding=\"async\" loading=\"lazy\" class=\"rich_pages wxw-img\" data-ratio=\"0.7270588235294118\" src=\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/9_8WcmkVFET6MmicibVzZQT3m7Imqw6g.png?resize=399%2C290\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAz3JeicJYr7pOY6FNYBTEIa6HJw0tYMgBiaDA2DJTCGvq2x1C1v8WcmkVFET6MmicibVzZQT3m7Imqw6g\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"425\" height=\"290 .1600341796875\" width=\"399 .08001708984375\" data-recalc-dims=\"1\" \/><\/span><span style=\"font-size: 15px;\">    <\/span><o:page><\/o:page><\/section>\n<section style=\"letter-spacing: 0.578px;white-space: normal;text-indent: 0em;\"><span style=\"font-family: \u7b49\u7ebf;font-variant-numeric: normal;font-variant-east-asian: normal;font-size: 15px;\"><img decoding=\"async\" loading=\"lazy\" class=\"rich_pages wxw-img\" data-ratio=\"0.9950657894736842\" src=\"\u56fe\u7247\/\u751f\u4fe1\u679c_2023-11-15_\u300c\u4ed8\u8d39\u300d\u3010\u4ee3\u7801-13\u3011\u63a2\u7d22\u6570\u636e\u964d\u7ef4\u7684\u795e\u79d8\u4e4b\u7f8e\uff1a\u6982\u7387\u4e3b\u6210\u5206\u5206\u6790\uff08PPCA\uff09\u89e3\u6790\u4e0eR\u5b9e\u8df5\/10_BqcIdDNfz0Q4Iqr0zFCAAS52RVcJIA.png\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAz3JeicJYr7pOY6FNYBTEIa63yMyBEUfuJZibozAo0r2sQ4NUBqcIdDNfz0Q4Iqr0zFCAAS52RVcJIA\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"608\" height=\"261.6400146484375\" width=\"263.2699890136719\" \/><img decoding=\"async\" loading=\"lazy\" class=\"rich_pages wxw-img\" data-ratio=\"0.993801652892562\" src=\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/06\/11_RWPu65sOialrzTibfNnrzDvibCUPMw.png?resize=263%2C261\" onerror=\"this.src='https:\/\/mmbiz.qpic.cn\/sz_mmbiz_png\/zcicibWZessAz3JeicJYr7pOY6FNYBTEIa6dQrDSbccOsicrIicib4iaQrhk4pDpasRWPu65sOialrzTibfNnrzDvibCUPMw\/640?wx_fmt=png'\" data-type=\"png\" data-w=\"968\" height=\"261 .5\" width=\"263 .1300354003906\" data-recalc-dims=\"1\" \/><\/span><\/section>\n<section style=\"letter-spacing: 0.578px;white-space: normal;text-indent: 0em;\"><span style=\"font-family: \u7b49\u7ebf;font-variant-numeric: normal;font-variant-east-asian: normal;font-size: 15px;\">\u901a\u8fc7\u53ef\u4ee5\u770b\u51fa\uff0c\u4e0d\u540c\u7684\u57fa\u56e0\u7684\u7b2c\u4e8c\u4e3b\u6210\u5206\u968f\u7740\u7b2c\u4e00\u4e3b\u6210\u5206\u7684\u53d8\u6362\u6709\u7740\u76f8\u4f3c\u7684\u53d8\u5316\u6a21\u5f0f\uff0c\u800c\u4e14\u663e\u7136\uff0cpc1\u4e0e\u65f6\u95f4\u6709\u7740\u5f88\u5f3a\u70c8\u7684\u5173\u7cfb\uff0c\u6bcf\u4e00\u7c7b\u7684\u5e8f\u5217\u90fd\u4ecet10\u5012\u7740\u8d70\u5411t0\uff0c\u53ef\u4ee5\u8ba4\u4e3a\u662f\u4e00\u79cd\u65f6\u95f4\u5e8f\u5217\u7684\u53d8\u6362\uff0c\u8bf4\u660eppca\u6355\u6349\u5230\u4e86\u57fa\u56e0\u6570\u636e\u96c6\u7684\u65f6\u95f4\u5e8f\u5217\u89c4\u5f8b\u3002<\/span><\/section>\n<section powered-by=\"xiumi.us\" style=\"margin-bottom: 0px;letter-spacing: 0.578px;white-space: normal;outline: 0px;font-family: system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif;background-color: rgb(255, 255, 255);text-align: left;\">\n<section style=\"outline: 0px;font-size: 16px;text-indent: 0em;\">\n<section powered-by=\"xiumi.us\" style=\"margin: 10px;outline: 0px;justify-content: flex-start;display: flex;flex-flow: row;\">\n<section style=\"padding-right: 10px;padding-left: 10px;outline: 0px;display: inline-block;width: 558px;vertical-align: top;border-style: dashed;border-width: 1px;border-color: rgb(62, 62, 62);align-self: flex-start;flex: 0 0 auto;\">\n<section powered-by=\"xiumi.us\" style=\"margin-top: 10px;margin-bottom: 10px;outline: 0px;\">\n<section style=\"outline: 0px;display: inline-block;width: 536px;border-width: 0px 0px 0px 10px;border-style: solid;border-left-color: rgb(144, 215, 236);border-right-color: rgb(46, 172, 109);box-shadow: rgb(0, 0, 0) 0px 0px 0px;border-bottom-left-radius: 0px;\">\n<section powered-by=\"xiumi.us\" style=\"padding-right: 3px;padding-left: 3px;outline: 0px;\">\n<section style=\"margin-top: 0.95em;margin-bottom: -0.65em;outline: 0px;display: inline-block;width: 520px;vertical-align: top;\">\n<section style=\"margin-top: -1em;padding: 3px 10px;outline: 0px;display: inline-block;vertical-align: top;color: rgb(0, 154, 68);\">\n<p style=\"outline: 0px;\"><span style=\"font-size: 15px;\"><strong style=\"outline: 0px;\">\u5f80\u671f\u63a8\u8350<\/strong><\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<section powered-by=\"xiumi.us\" style=\"outline: 0px;text-align: justify;\">\n<section style=\"outline: 0px;letter-spacing: 0.578px;line-height: 1.75em;\"><a target=\"_blank\" href=\"http:\/\/mp.weixin.qq.com\/s?__biz=Mzg3OTg3MjQyNg==&mid=2247491794&idx=1&sn=2b7a4de95169c79202e44813885a8250&chksm=cf7f7017f808f9015689839fe4057fd418bf7b20eb1dfb5a28cd92e56a41b5605e62bfbc16fb&scene=21#wechat_redirect\" textvalue=\"1.\u642d\u5efa\u751f\u4fe1\u5206\u6790\u6d41\u6c34\u7ebf\uff0c\u5982\u5de5\u5382\u4e00\u683724\u5c0f\u65f6\u8fd0\u8f6cSnakemake\u2014\u2014\u8fdb\u9636\u547d\u4ee4\" linktype=\"text\" imgurl=\"\" imgdata=\"null\" data-itemshowtype=\"0\" tab=\"innerlink\" data-linktype=\"2\" hasload=\"1\" style=\"color: var(--weui-LINK);outline: 0px;cursor: pointer;font-size: 15px;\" rel=\"noopener\"><span style=\"font-size: 15px;\">1.\u642d\u5efa\u751f\u4fe1\u5206\u6790\u6d41\u6c34\u7ebf\uff0c\u5982\u5de5\u5382\u4e00\u683724\u5c0f\u65f6\u8fd0\u8f6cSnakemake\u2014\u2014\u8fdb\u9636\u547d\u4ee4<\/span><\/a><br style=\"outline: 0px;\" \/><\/section>\n<section style=\"outline: 0px;letter-spacing: 0.578px;line-height: 1.75em;\"><a target=\"_blank\" href=\"http:\/\/mp.weixin.qq.com\/s?__biz=Mzg3OTg3MjQyNg==&mid=2247491705&idx=1&sn=9ff9b6da28b3a256a99c6697d589be66&chksm=cf7f70bcf808f9aafd1019a0bba3dd3a55e2867dbb9a09203f13c2683adf867094637c405ed1&scene=21#wechat_redirect\" textvalue=\"2.\u6bd4blast\u8fd8\u4f18\u79c0\u7684\u5e8f\u5217\u6bd4\u5bf9\u5de5\u5177\uff1fHMMER\u6765\u4e86\" linktype=\"text\" imgurl=\"\" imgdata=\"null\" data-itemshowtype=\"0\" tab=\"innerlink\" data-linktype=\"2\" hasload=\"1\" style=\"color: var(--weui-LINK);outline: 0px;cursor: pointer;font-size: 15px;\" rel=\"noopener\"><span style=\"font-size: 15px;\">2.\u6bd4blast\u8fd8\u4f18\u79c0\u7684\u5e8f\u5217\u6bd4\u5bf9\u5de5\u5177\uff1fHMMER\u6765\u4e86<\/span><\/a><\/section>\n<section style=\"outline: 0px;letter-spacing: 0.578px;line-height: 1.75em;\"><a target=\"_blank\" href=\"http:\/\/mp.weixin.qq.com\/s?__biz=Mzg3OTg3MjQyNg==&mid=2247491909&idx=1&sn=902e34bcf53e605fba2b457ec6a33e36&chksm=cf7f7180f808f8961542f458a49da14e85d8831449fb65fbf2623d55affc564686a5422f56fd&scene=21#wechat_redirect\" textvalue=\"3.\u5bf9\u5355\u7ec6\u80de\u5206\u6790\u6beb\u65e0\u5934\u7eea\uff1f\u8ba9popsicleR\u9886\u4f60\u5165\u95e8\" linktype=\"text\" imgurl=\"\" imgdata=\"null\" data-itemshowtype=\"0\" tab=\"innerlink\" data-linktype=\"2\" hasload=\"1\" style=\"color: var(--weui-LINK);outline: 0px;cursor: pointer;font-size: 15px;\" rel=\"noopener\"><span style=\"font-size: 15px;\">3.\u5bf9\u5355\u7ec6\u80de\u5206\u6790\u6beb\u65e0\u5934\u7eea\uff1f\u8ba9popsicleR\u9886\u4f60\u5165\u95e8<\/span><\/a><\/section>\n<section style=\"outline: 0px;letter-spacing: 0.578px;line-height: 1.75em;\"><a target=\"_blank\" href=\"http:\/\/mp.weixin.qq.com\/s?__biz=Mzg3OTg3MjQyNg==&mid=2247491905&idx=1&sn=fb34ebd6282962c7803badaee7a39096&chksm=cf7f7184f808f8929608c0050344ad86193d0fc6455c1c18e16cc17bf4b37832b63d3b18284e&scene=21#wechat_redirect\" textvalue=\"4.\u5c0f\u679c\u5e26\u4f60\u7ed8\u5236ROC\u66f2\u7ebf\u8bc4\u4f30\u751f\u5b58\u9884\u6d4b\u80fd\u529b\" linktype=\"text\" imgurl=\"\" imgdata=\"null\" data-itemshowtype=\"0\" tab=\"innerlink\" data-linktype=\"2\" hasload=\"1\" style=\"color: var(--weui-LINK);cursor: pointer;outline: 0px;font-size: 15px;\" rel=\"noopener\"><span style=\"outline: 0px;font-size: 15px;\">4.\u5c0f\u679c\u5e26\u4f60\u7ed8\u5236ROC\u66f2\u7ebf\u8bc4\u4f30\u751f\u5b58\u9884\u6d4b\u80fd\u529b<\/span><\/a><\/section>\n<section style=\"outline: 0px;letter-spacing: 0.578px;line-height: 1.75em;\"><a target=\"_blank\" href=\"http:\/\/mp.weixin.qq.com\/s?__biz=Mzg3OTg3MjQyNg==&mid=2247493633&idx=1&sn=2263dfe7572c0bcf6816c2c1a37d79de&chksm=cf7f78c4f808f1d2209321d6ace39fde5fa60c0691b56f88eac21916f5a2872ce8ee345f1d5f&scene=21#wechat_redirect\" textvalue=\"\u8f6f\u4ef6\u5305\u5b89\u88c5\u3001\u6253\u602a\u5feb\u53c8\u597d\uff0c1024G\u5b58\u50a8\u7684\u751f\u4fe1\u670d\u52a1\u5668\uff1b\u8fd8\u6709\u6bd4\u8fd9\u66f4\u7701\u94b1\u7684\u561b\uff01\uff01\uff01\" linktype=\"text\" imgurl=\"\" imgdata=\"null\" data-itemshowtype=\"0\" tab=\"innerlink\" data-linktype=\"2\" hasload=\"1\" style=\"color: var(--weui-LINK);outline: 0px;cursor: pointer;letter-spacing: 0.578px;font-size: 15px;\" rel=\"noopener\"><span style=\"font-size: 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