{"id":61611,"date":"2024-11-19T15:33:21","date_gmt":"2024-11-19T07:33:21","guid":{"rendered":"http:\/\/www.biocloudservice.com\/wordpress\/?p=61611"},"modified":"2024-11-19T15:33:21","modified_gmt":"2024-11-19T07:33:21","slug":"pca%e4%b8%8d%e6%98%af%e6%9c%80%e4%bd%b3%ef%bc%81rtsne%e5%8c%85%e6%89%8d%e6%98%af%e9%99%8d%e7%bb%b4%e7%9a%84%e6%9c%80%e5%a5%bd%e6%96%b9%e6%b3%95%ef%bc%81","status":"publish","type":"post","link":"http:\/\/www.biocloudservice.com\/wordpress\/?p=61611","title":{"rendered":"PCA\u4e0d\u662f\u6700\u4f73\uff01Rtsne\u5305\u624d\u662f\u964d\u7ef4\u7684\u6700\u597d\u65b9\u6cd5\uff01"},"content":{"rendered":"\n

<\/p>\n\n\n\n

\u5927\u5bb6\u597d\uff01\u4eca\u5929\uff0c\u6211\u975e\u5e38\u6fc0\u52a8\u5730\u5411\u5927\u5bb6\u4ecb\u7ecd\u751f\u7269\u4fe1\u606f\u5b66\u9886\u57df\u7684\u4e00\u9879\u5f3a\u5927\u5de5\u5177\u2014\u2014Rtsne \u5305\u3002\u76f8\u4fe1\u5927\u5bb6\u90fd\u77e5\u9053\uff0c\u5728\u73b0\u4ee3\u751f\u7269\u4fe1\u606f\u5b66\u7814\u7a76\u4e2d\uff0c\u83b7\u53d6\u548c\u5206\u6790\u751f\u7269\u4fe1\u606f\u6570\u636e\u81f3\u5173\u91cd\u8981\uff0cRtsne \u5305\u7684\u51fa\u73b0\uff0c\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u4e30\u5bcc\u591a\u5f69\u7684\u65b9\u5f0f\u6765\u5448\u73b0\u548c\u5206\u6790\u6570\u636e\u3002\u5bf9\u4e8e\u9ad8\u7ef4\u6570\u636e\u7684\u964d\u7ef4\u6709\u8bb8\u591a\u79cd\u65b9\u6cd5\uff0c\u6211\u4eec\u4eca\u5929\u4ecb\u7ecd\u5176\u4e2d\u7684\u4e00\u79cd\uff1atSNE\uff08t-Distributed Stochastic Neighbor Embedding\uff0ct\u5206\u5e03\u968f\u673a\u8fd1\u90bb\u5d4c\u5165\uff09\uff0ctSNE\u662f\u76ee\u524d\u6548\u679c\u6700\u597d\u7684\u6570\u636e\u964d\u7ef4\u548c\u53ef\u89c6\u5316\u65b9\u6cd5\u3002\u6211\u4eec\u53ef\u4ee5\u66f4\u52a0\u6709\u6548\u5730\u964d\u7ef4\u4e0e\u53ef\u89c6\u5316\uff0c\u4ece\u800c\u66f4\u597d\u5730\u7406\u89e3\u548c\u89e3\u91ca\u6570\u636e\u3002<\/p>\n\n\n\n

\u7ec3\u4e86\u5341\u5e74\u751f\u4fe1\u7684\u5c0f\u679c\u8981\u51ed\u672c\u4e8b\u5403\u996d\u4e86\uff0c\u8981\u662f\u60a8\u6709\u81ea\u5df1\u505a\u4e0d\u4e86\u7684\u751f\u4fe1\u5206\u6790\uff0c\u53ef\u4ee5\u8054\u7cfb\u6211\u3002<\/p>\n\n\n\n

\u672c\u6b21\u4ecb\u7ecd\u7684R\u5305\u9700\u8981\u8f83\u591a\u7684\u786c\u4ef6\u8d44\u6e90\uff0c\u5728\u670d\u52a1\u5668\u53ef\u4ee5\u66f4\u52a0\u6d41\u7545\u8fd0\u884c\uff0c\u540c\u5b66\u4eec\u5982\u679c\u6ca1\u6709\u81ea\u5df1\u7684\u670d\u52a1\u5668\u6b22\u8fce\u8054\u7cfb\u6211\u4eec\u4f7f\u7528\u670d\u52a1\u5668\u79df\u8d41~<\/p>\n\n\n\n

tSNE\u4e0ePCA<\/p>\n\n\n\n

tSNE\u4e0ePCA\u7684\u533a\u522b\u4e3b\u8981\u5728\u4e8etSNA\u662f\u4e00\u79cd\u975e\u7ebf\u6027\u964d\u7ef4\u65b9\u6cd5\uff0c\u800cPCA\u662f\u4e00\u79cd\u7ebf\u6027\u964d\u7ef4\u65b9\u6cd5\u3002PCA\u6709\u53ef\u80fd\u5bfc\u81f4\u62e5\u6324\u73b0\u8c61\uff0c\u5373\u5728\u539f\u672c\u7684\u9ad8\u7ef4\u7a7a\u95f4\u4e2d\u660e\u663e\u662f\u591a\u7c07\u7684\u6570\u636e\u70b9\uff0c\u6709\u53ef\u80fd\u4f1a\u88ab\u964d\u7ef4\u81f3\u4e00\u5904\uff0c\u51e0\u7c7b\u6570\u636e\u8fb9\u754c\u4e0d\u660e\u663e\uff0c\u6df7\u6742\u5728\u4e00\u8d77\uff0c\u6ca1\u6709\u88ab\u5f88\u597d\u5730\u5206\u5f00\uff0c\u663e\u5f97\u5341\u5206\u201c\u62e5\u6324\u201d\u3002<\/p>\n\n\n\n

\u6211\u4eec\u53ef\u4ee5\u60f3\u8c61\u4e00\u5757\u9762\u5305\uff0c\u8868\u9762\u94fa\u4e86\u4e00\u5c42\u829d\u9ebb\uff0c\u4e2d\u5fc3\u662f\u8c46\u6c99\u9985\u3002\u7ebf\u6027\u964d\u7ef4\u65b9\u6cd5\u5f88\u597d\u7406\u89e3\uff0c\u5c31\u662f\u4ee5\u67d0\u79cd\u65b9\u5411\u5c06\u8fd9\u4e2a\u9762\u5305\u62cd\u6241\uff0c\u8ba9\u8c46\u6c99\u548c\u829d\u9ebb\u5728\u5e73\u9762\u4e0a\u5206\u5f00\u6765\u3002\u4e09\u7ef4\u9762\u5305\u7684\u8c46\u6c99\u9985\u548c\u829d\u9ebb\u5f88\u663e\u7136\u662f\u5206\u5f00\u7684\uff0c\u4f46\u662f\u5982\u679c\u4f60\u5782\u76f4\u628a\u4ed6\u62cd\u6241\uff0c\u90a3\u4e48\u8868\u5c42\u7684\u829d\u9ebb\u548c\u5185\u91cc\u7684\u8c46\u6c99\u9985\u65e0\u53ef\u907f\u514d\u5730\u4f1a\u6df7\u5728\u4e00\u8d77\u3002\u5f53\u7136\u5b9e\u9645\u60c5\u51b5\u7684PCA\u6ca1\u6709\u8fd9\u4e48\u8822\uff0c\u5b83\u53ef\u80fd\u4f1a\u628a\u9762\u5305\u7ad6\u8d77\u6765\u518d\u62cd\u6241\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u60f3\u8c61\u964d\u7ef4\u540e\u7684\u9762\u5305\u829d\u9ebb\u805a\u96c6\u5728\u4e00\u6761\u7ebf\u4e0a\uff0c\u800c\u8c46\u6c99\u9985\u5728\u65c1\u8fb9\u7684\u4e00\u56e2\u3002<\/p>\n\n\n\n

\u4f46\u662f\u5982\u679c\u8fd9\u4e2a\u9762\u5305\u5e08\u559c\u6b22\u5f80\u9762\u56e2\u91cc\u52a0\u82b1\u751f\u788e\u600e\u4e48\u529e\uff1f\u6210\u54c1\u7684\u9762\u5305\uff0c\u8c46\u6c99\u9985\u6599\uff0c\u82b1\u751f\u788e\u7684\u5206\u5e03\u56f4\u7ed5\u7740\u8c46\u6c99\u9985\uff0c\u8868\u9762\u662f\u829d\u9ebb\u3002\u82b1\u751f\u788e\u5728\u4e09\u7ef4\u9762\u5305\u4e2d\u4e0e\u829d\u9ebb\u3001\u8c46\u6c99\u90fd\u6ca1\u6709\u4ea4\u96c6\uff0c\u5f88\u5bb9\u6613\u533a\u5206\uff0c\u4f46\u4e5f\u5f88\u5bb9\u6613\u60f3\u5230\uff0c\u65e0\u8bba\u4f60\u5982\u4f55\u5c06\u8fd9\u4e2a\u9762\u5305\u76f4\u63a5\u62cd\u6241\uff0c\u90fd\u81f3\u5c11\u6709\u4e24\u56e2\u6599\u4f1a\u6df7\u5728\u4e00\u8d77\u3002<\/p>\n\n\n\n

\u800c t-SNE \u66f4\u52a0\u6ce8\u91cd\u4fdd\u7559\u539f\u59cb\u6570\u636e\u7684\u5c40\u90e8\u7279\u5f81\uff0c\u5c31\u53ef\u4ee5\u5f88\u597d\u5730\u89c4\u907f\u62e5\u6324\u73b0\u8c61\u3002\u7b80\u5355\u6765\u8bf4\uff0ct-SNE \u4e2d\u4e3b\u8981\u662f\u5c06\u201c\u8ddd\u79bb\u7684\u8fdc\u8fd1\u5173\u7cfb\u201d\u8f6c\u5316\u4e3a\u4e00\u4e2a\u6982\u7387\u5206\u5e03\uff0c\u6bcf\u4e00\u4e2a\u6982\u7387\u5206\u5e03\u5c31\u5bf9\u5e94\u7740\u4e00\u4e2a\u201c\u6837\u672c\u95f4\u8ddd\u79bb\u8fdc\u8fd1\u201d\u7684\u5173\u7cfb\u3002<\/p>\n\n\n\n

Rtsne\u5305\u4ecb\u7ecd<\/p>\n\n\n\n

Rtsne\u5305\u662f\u4e00\u4e2aR\u8bed\u8a00\u6269\u5c55\u5305\uff0c\u4e13\u6ce8\u4e8etSNE\u5206\u6790\u3002<\/p>\n\n\n\n

Rtsne\u5305\u5b89\u88c5<\/p>\n\n\n\n

\u9700\u8981R\u8bed\u8a00\u7248\u672c\u4e3a4.4\uff0c\u5728\u63a7\u5236\u53f0\u4e2d\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n\n\n\n

install.packages(“Rtsne”)<\/p>\n\n\n\n

\u67e5\u770b\u662f\u5426\u5b89\u88c5\u6210\u529f<\/p>\n\n\n\n

packageVersion(“Rtsne”) # \u67e5\u770bRtsne\u7248\u672c<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u663e\u793a\u4e3a0.17\u7248\u672c\u53ca\u4ee5\u4e0a\uff0c\u5219\u8868\u793a\u5df2\u7ecf\u5b89\u88c5\u4e86Rtsne\u5305\u3002<\/p>\n\n\n\n

\u4f7f\u7528Rtsne\u5305\u8fdb\u884c\u964d\u7ef4\u5206\u6790\u4e0e\u53ef\u89c6\u5316<\/p>\n\n\n\n

\u4e3a\u4e86\u6f14\u793aRtsne\u5305\u7684\u7528\u6cd5\uff0c\u672c\u6587\u4e2d\u6211\u4eec\u5c06\u4f7f\u7528\u968f\u673a\u751f\u6210\u7684\u6811\u6587\u4ef6\u548c\u6a21\u62df\u7684\u5173\u8054\u6570\u636e\u96c6\uff0c\u4f7f\u7528\u7684\u6a21\u62df\u6570\u636e\u96c6\u90fd\u5305\u542b\u6811\u7684\u90a3\u4e00\u5217\u5206\u7c7b\u6807\u7b7e\u3002<\/p>\n\n\n\n

\u8f7d\u5165\u5305\uff1a<\/strong><\/strong><\/p>\n\n\n\n

library(Rtsne) # \u8f7d\u5165Rtsne\u5305<\/p>\n\n\n\n

\u53e6\u5916\u8fd8\u9700\u8981R\u8bed\u8a00\u81ea\u5e26\u7684base\u5305\uff0c\u4e0d\u9700\u8981\u4e0b\u8f7d\uff0c\u76f4\u63a5\u52a0\u8f7d\u5373\u53ef\uff1a<\/p>\n\n\n\n

library(base) # \u8f7d\u5165base\u5305<\/p>\n\n\n\n

\u8f7d\u5165\u6570\u636e\uff1a<\/strong><\/strong><\/p>\n\n\n\n

\u6211\u4eec\u7528\u5230\u7684\u662fR\u81ea\u5e26\u7684\u9e22\u5c3e\u82b1\uff08iris\uff09\u6570\u636e\u96c6\uff1a<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u6309\u6bcf\u884c\u6765\u770b\uff0c\u5b83\u662f\u4e00\u4e2a\u56db\u7ef4\u7684\u6570\u636e\uff0c\u5206\u522b\u4ee5Sepal.Length\uff08\u843c\u7247\u957f\u5ea6\uff09\u3001Sepal.Width\uff08\u843c\u7247\u5bbd\u5ea6\uff09\u3001Petal.Length\uff08\u82b1\u74e3\u957f\u5ea6\uff09\u3001Petal.Width\uff08\u82b1\u74e3\u5bbd\u5ea6\uff09\u4e3a\u5750\u6807\u8f74\uff0c\u5199\u6210\u5750\u6807\u70b9\u7684\u5f62\u5f0f\u5c31\u662f\uff08\u843c\u7247\u957f\u5ea6, \u843c\u7247\u5bbd\u5ea6, \u82b1\u74e3\u957f\u5ea6, \u82b1\u74e3\u5bbd\u5ea6\uff09\uff0c\u662f\u4e00\u4e2a\u56db\u7ef4\u7684\u6570\u636e\u3002<\/p>\n\n\n\n

\u5982\u679c\u7528PCA\u5bf9\u5176\u8fdb\u884c\u964d\u7ef4\uff1a<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u56fe\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u7ea2\u70b9\u76841\u7c7b\u548c\u7eff\u70b9\u76842\u7c7b\u3001\u84dd\u70b9\u76843\u7c7b\u5206\u5f97\u6bd4\u8f83\u5f00\uff0c\u4f46\u662f\u84dd\u70b9\u548c\u7eff\u70b9\u662f\u6709\u4e00\u90e8\u5206\u6df7\u6742\u5728\u4e00\u8d77\u7684\uff0c\u6ca1\u6709\u5f88\u597d\u5730\u5206\u5f00\u3002\u800c\u4e14\u8fd9\u662f\u552f\u4e00\u7684\uff0c\u53ea\u8981\u4f60\u7528PCA\u5c31\u53ea\u80fd\u964d\u7ef4\u6210\u8fd9\u4e2a\u6837\u5b50\u3002<\/p>\n\n\n\n

\u73b0\u5728\u6211\u4eec\u7528tSNE\u5bf9\u5176\u8fdb\u884c\u964d\u7ef4\uff1a<\/p>\n\n\n\n

library(Rtsne)<\/p>\n\n\n\n

iris_unique <- unique(iris) # \u53bb\u9664\u91cd\u590d\u503c<\/p>\n\n\n\n

tsne_out <- Rtsne(as.matrix(iris_unique[,1:4])) # \u8fd0\u884ctSNE<\/p>\n\n\n\n

plot(tsne_out$Y,col=iris_unique$Species,pch=19)# \u7ed3\u679c\u7ed8\u56fe<\/p>\n\n\n\n

\u7ed3\u679c\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

tSNE\u7684\u540d\u5b57\u91cc\u9762\u6709\u4e2a\u201c\u968f\u673a\u201d\uff0c\u6240\u4ee5\u6bcf\u6b21\u8f93\u51fa\u7684\u56fe\u7247\u90fd\u4e0d\u4e00\u6837\u3002\u8fd9\u4e9b\u56fe\u7247\u91cc\u9762\u6709\u6bd4\u8f83\u597d\u7684\uff0c\u4e5f\u6709\u6bd4\u8f83\u5dee\u7684\uff0c\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6e\u968f\u673a\u6570\u79cd\u5b50\u6765\u83b7\u5f97\u6bd4\u8f83\u6ee1\u610f\u7684\u56fe\u7247\uff0c\u540c\u65f6\u4fdd\u8bc1\u590d\u73b0\u6027\u3002\u4e00\u822c\u6765\u8bf4\u6211\u4eec\u4e0d\u77e5\u9053\u54ea\u4e2a\u968f\u673a\u6570\u597d\u54ea\u4e2a\u5dee\uff0c\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u6b7b\u5faa\u73af\u6765\u904d\u5386\u3002<\/p>\n\n\n\n

a <- 1 # \u968f\u673a\u6570\u79cd\u5b50\u521d\u59cb\u503c<\/p>\n\n\n\n

while(T){<\/p>\n\n\n\n

  set.seed(a) # \u8bbe\u7f6e\u968f\u673a\u6570\u79cd\u5b50\uff0c\u4fdd\u8bc1\u590d\u73b0\u6027<\/p>\n\n\n\n

  print(a) # \u8f93\u51fa\u968f\u673a\u6570\u79cd\u5b50<\/p>\n\n\n\n

tsne_out <- Rtsne(as.matrix(iris_unique[,1:4])) # \u8fd0\u884ctSNE<\/p>\n\n\n\n

  plot(tsne_out$Y,col=iris_unique$Species,pch=19) # \u7ed3\u679c\u7ed8\u56fe<\/p>\n\n\n\n

  a <- a + 1 # \u968f\u673a\u6570\u79cd\u5b50+1<\/p>\n\n\n\n

  Sys.sleep(3) # \u7761\u77203\u79d2<\/p>\n\n\n\n

}<\/p>\n\n\n\n

\u5728\u8fd9\u4e2a\u6b7b\u5faa\u73af\u4e2d\uff0c\u6211\u8bbe\u7f6e\u4e86\u968f\u673a\u6570\u79cd\u5b50\u7684\u521d\u59cb\u503c\u4e3a1\uff0c\u7136\u540e\u8fdb\u5165\u6b7b\u5faa\u73af\u3002\u5faa\u73af\u4f53\u4e2d\uff0c\u9996\u5148\u8f93\u51fa\u6b64\u6b21\u7684\u968f\u673a\u6570\u79cd\u5b50\uff0c\u7136\u540e\u4ee5\u8fd9\u4e2a\u968f\u673a\u6570\u79cd\u5b50\u8fdb\u884c\u4e00\u6b21tSNE\u5206\u6790\u4e0e\u7ed8\u56fe\uff0c\u7ed8\u56fe\u5b8c\u6210\u540e\u968f\u673a\u6570\u79cd\u5b50+1\uff0c\u7761\u77203\u79d2\u8ba9\u4f60\u53ef\u4ee5\u770b\u4e00\u770b\u8fd9\u4e2a\u56fe\u597d\u4e0d\u597d\uff0c\u7136\u540e\u8fdb\u884c\u4e0b\u4e00\u6b21\u5faa\u73af\u3002<\/p>\n\n\n\n

\u8981\u6ce8\u610f\u7684\u662f\uff0c\u6211\u5e76\u6ca1\u6709\u8bbe\u7f6e\u5faa\u73af\u7684\u9000\u51fa\u6761\u4ef6\uff0c\u5982\u679c\u4f60\u4e0d\u624b\u52a8\u505c\u6b62\u7684\u8bdd\uff0c\u8fd9\u4e2a\u5faa\u73af\u6c38\u8fdc\u4e0d\u4f1a\u7ed3\u675f\uff0c\u6bcf\u96943\u79d2\u51fa\u4e00\u5f20\u56fe\u3002\u5982\u679c\u4f60\u60f3\u505c\u6b62\u4e86\uff0c\u5c31\u70b9\u63a7\u5236\u53f0\u53f3\u4e0a\u89d2\u7684\u5c0f\u7ea2STOP\u201cInterrupt R\uff08\u6253\u65adR\uff09\u201d\u624b\u52a8\u505c\u6b62\u5faa\u73af\u3002\u4e00\u5b9a\u8981\u8bb0\u5f97\u505c\u6b62\uff01\u5426\u5219\u8fd9\u4e2a\u6b7b\u5faa\u73af\u4f1a\u6c38\u8fdc\u8fd0\u884c\u4e0b\u53bb\uff01\uff01<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u6211\u8fdb\u884c\u4e86100\u6b21\u5faa\u73af\uff0c\u53d1\u73b0\u968f\u673a\u6570\u79cd\u5b50\u8bbe\u4e3a44\u65f6\u7684\u56fe\u7247\u6211\u6700\u6ee1\u610f\uff0c\u4e8e\u662f\u8bb0\u4e0b\u6765\uff0c\u5728\u7b2c\u4e00\u6b21\u51fa\u73b0\u7684\u4ee3\u7801\u4e2d\u63d2\u5165\u4e00\u53e5\u5c31\u53ef\u4ee5\u4e86\uff1a<\/p>\n\n\n\n

iris_unique <- unique(iris) # \u53bb\u9664\u91cd\u590d\u503c<\/p>\n\n\n\n

set.seed(44) # 100\u4ee5\u5185\u6211\u8ba4\u4e3a\u6700\u597d\u7684\u968f\u673a\u6570\u79cd\u5b50<\/p>\n\n\n\n

tsne_out <- Rtsne(as.matrix(iris_unique[,1:4])) # \u8fd0\u884ctSNE<\/p>\n\n\n\n

plot(tsne_out$Y,col=iris_unique$Species,pch=19)# \u7ed3\u679c\u7ed8\u56fe<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

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\u81f3\u6b64\uff0c\u6211\u4eec\u7ed8\u5236\u51fa\u4e86\u4f7f\u7528tSNE\u964d\u7ef4\u7684\u9e22\u5c3e\u82b1\u6570\u636e\u96c6\uff0c\u56fe\u6240\u80fd\u5c55\u73b0\u7684\u4fe1\u606f\u66f4\u52a0\u591a\u5143\u5316\uff0c\u6570\u636e\u4e4b\u95f4\u7684\u5bf9\u5e94\u5173\u7cfb\u66f4\u52a0\u660e\u786e\uff0c\u8bfb\u8005\u53ef\u4ee5\u8f7b\u677e\u83b7\u53d6\u964d\u7ef4\u540e\u7684\u4fe1\u606f\u3002<\/p>\n\n\n\n

\u4ee5\u4e0a\u5c31\u662f\u5bf9\u4e8eRtsne\u5305\u7684\u5168\u90e8\u4ecb\u7ecd\u4e86\uff0c\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u5982\u4f55\u4f7f\u7528 Rtsne \u5305\u6765\u8fdb\u884c\u964d\u7ef4\u4e0e\u53ef\u89c6\u5316\u3002\u540c\u5b66\u4eec\u53ef\u4ee5\u901a\u8fc7\u5b66\u4e60\u548c\u5e94\u7528 Rtsne \u5305\uff0c\u638c\u63e1\u5982\u4f55\u5728 R \u8bed\u8a00\u73af\u5883\u4e0b\u8fdb\u884c\u7cfb\u7edf\u53d1\u80b2\u6811\u7684\u53ef\u89c6\u5316\uff0c\u5e76\u4e14\u5c06\u6811\u5f62\u7ed3\u6784\u4e0e\u5176\u4ed6\u6570\u636e\u4fe1\u606f\u76f8\u7ed3\u5408\uff0c\u4ece\u800c\u66f4\u597d\u5730\u7406\u89e3\u548c\u89e3\u91ca\u6570\u636e\u3002\u8fd9\u4e0d\u4ec5\u6709\u52a9\u4e8e\u63d0\u5347\u6570\u636e\u5206\u6790\u7684\u6548\u7387\uff0c\u8fd8\u80fd\u591f\u8ba9\u7814\u7a76\u7ed3\u679c\u66f4\u5177\u53ef\u89e3\u91ca\u6027\u548c\u53ef\u89c6\u5316\u6548\u679c\u3002\u5c0f\u679c\u5e0c\u671b\u540c\u5b66\u4eec\u7ee7\u7eed\u6df1\u5165\u5b66\u4e60\u548c\u63a2\u7d22Rtsne \u5305\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u4e0d\u65ad\u5c1d\u8bd5\u65b0\u7684\u5de5\u5177\u548c\u6280\u672f\uff0c\u63d0\u5347\u81ea\u5df1\u7684\u6570\u636e\u5206\u6790\u80fd\u529b\u548c\u79d1\u7814\u6c34\u5e73\u3002<\/p>\n\n\n\n

\u540c\u5b66\u4eec\u5982\u679c\u89c9\u5f97\u81ea\u5df1\u5199\u4ee3\u7801\u9ebb\u70e6\uff0c\u53ef\u4ee5\u4f53\u9a8c\u4e00\u4e0b\u6211\u4eec\u7684\u4e91\u751f\u4fe1\u5c0f\u5de5\u5177\uff0c\u53ea\u9700\u8f93\u5165\u6570\u636e\uff0c\u5373\u53ef\u8f7b\u677e\u751f\u6210\u6240\u9700\u56fe\u8868\u3002\u7acb\u5373\u8bbf\u95ee\u4e91\u751f\u4fe1\uff08<\/a>http:\/\/www.biocloudservice.com\/home.html<\/u><\/a>\uff09\uff0c\u5f00\u542f\u4fbf\u6377\u7684\u751f\u4fe1\u4e4b\u65c5\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"

\u5927\u5bb6\u597d\uff01\u4eca\u5929\uff0c\u6211\u975e\u5e38\u6fc0\u52a8\u5730\u5411\u5927\u5bb6\u4ecb\u7ecd\u751f\u7269\u4fe1\u606f\u5b66\u9886\u57df\u7684\u4e00\u9879\u5f3a\u5927\u5de5\u5177\u2014\u2014Rtsne \u5305\u3002\u76f8\u4fe1\u5927\u5bb6\u90fd\u77e5\u9053\uff0c […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":""},"categories":[1],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/61611"}],"collection":[{"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=61611"}],"version-history":[{"count":1,"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/61611\/revisions"}],"predecessor-version":[{"id":61618,"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/61611\/revisions\/61618"}],"wp:attachment":[{"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=61611"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=61611"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=61611"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}