{"id":729,"date":"2021-03-30T19:37:22","date_gmt":"2021-03-30T11:37:22","guid":{"rendered":"http:\/\/www.wuchangsong.com\/?p=729"},"modified":"2021-03-30T19:38:36","modified_gmt":"2021-03-30T11:38:36","slug":"r%e6%a0%b9%e6%8d%ae%e5%9f%ba%e5%9b%a0%e7%9a%84%e8%a1%a8%e8%be%be%e9%87%8f%e7%ad%9b%e9%80%89%e5%9f%ba%e5%9b%a0","status":"publish","type":"post","link":"http:\/\/www.wuchangsong.com\/?p=729","title":{"rendered":"R\u6839\u636e\u57fa\u56e0\u7684\u8868\u8fbe\u91cf\u7b5b\u9009\u57fa\u56e0"},"content":{"rendered":"<pre>data &lt;- read.delim('mouse_gc_log2.xls', row.names = 1, sep = '\\t', check.names = FALSE)#\u884c\u4e3a\u57fa\u56e0ID\u5217\u4e3a\u6837\u672c\u7684\u8868\u8fbe\u77e9\u9635\ndata[order(rowSums(data),decreasing=T)[1:3000],]  #\u7b5b\u9009\u8868\u8fbe\u91cf\u9ad8\u7684\u524d3000\u4e2a\u57fa\u56e0\ndata[rowSums(data)&gt;1,]  #\u8fc7\u6ee4\u6389\u8868\u8fbe\u91cf\u4f4e\u7684\u57fa\u56e0\n\ndata1=rowMeans(data)&gt;1  #\u6309\u5e73\u5747\u6570\u7b5b\u9009\ndata2=rowSums(data&gt;0)&gt;6 #\u8868\u8fbe\u91cf\u4e0d\u4e3a0\u7684\u6837\u54c1\u4e2a\u6570\u7b5b\u9009\ndata=data[data1 &amp; data2,] #\u8054\u5408\u4e00\u4e0b\ndata$cv &lt;- apply(data, 1, function(x){\n  sd(x)\/mean(x)*100\n})\ndata_df &lt;- data[order(data$cv, decreasing = T)[1:3000], 1:15]#\u7b5b\u9009\u53d8\u5f02\u7cfb\u6570\u6700\u5927\u76843000\u4e2a\u57fa\u56e0\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>data &lt;- read.delim(&#8216;mouse_gc_log2.xls&#8217;, row.names = 1, sep = &#8216;\\t&#8217;, check.names = FALSE)#\u884c\u4e3a\u57fa\u56e0ID\u5217\u4e3a\u6837\u672c\u7684\u8868\u8fbe\u77e9\u9635 data[order(rowSums(data),decreasing=T)[1:3000],] #\u7b5b\u9009\u8868\u8fbe\u91cf\u9ad8\u7684\u524d3000\u4e2a\u57fa\u56e0 data[rowSums(data)&gt;1,] #\u8fc7\u6ee4\u6389\u8868\u8fbe\u91cf\u4f4e\u7684\u57fa\u56e0 data1=rowMeans(data)&gt;1 #\u6309\u5e73\u5747\u6570\u7b5b\u9009 data2=rowSums(data&gt;0)&gt;6 #\u8868\u8fbe\u91cf\u4e0d\u4e3a0\u7684\u6837\u54c1\u4e2a\u6570\u7b5b\u9009 data=data[data1 &amp; data2,] #\u8054\u5408\u4e00\u4e0b data$cv &lt;- apply(data, 1, function(x){ sd(x)\/mean(x)*100 }) data_df &lt;- data[order(data$cv, decreasing = T)[1:3000], 1:15]#\u7b5b\u9009\u53d8\u5f02\u7cfb\u6570\u6700\u5927\u76843000\u4e2a\u57fa\u56e0<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,10],"tags":[],"_links":{"self":[{"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/posts\/729"}],"collection":[{"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=729"}],"version-history":[{"count":2,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/posts\/729\/revisions"}],"predecessor-version":[{"id":731,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/posts\/729\/revisions\/731"}],"wp:attachment":[{"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=729"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=729"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=729"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}