{"id":216,"date":"2017-12-17T16:11:06","date_gmt":"2017-12-17T08:11:06","guid":{"rendered":"http:\/\/www.wuchangsong.com\/?p=216"},"modified":"2017-12-17T23:19:44","modified_gmt":"2017-12-17T15:19:45","slug":"ggplot2%ef%bc%9a%e6%95%a3%e7%82%b9%e5%9b%be","status":"publish","type":"post","link":"http:\/\/www.wuchangsong.com\/?p=216","title":{"rendered":"ggplot2\uff1a\u6563\u70b9\u56fe"},"content":{"rendered":"<h4>1.\u52a0\u8f7dggplot2\u5305\uff0c\u8bfb\u53d6\u6570\u636e\u53ca\u6570\u636e\u683c\u5f0f<\/h4>\n<pre>library(ggplot2)\r\nfpkm = read.table(\"all.fpkm\",header=T,row.names=1)\r\nhead(fpkm,10)<\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-218\" src=\"http:\/\/www.wuchangsong.com\/wp-content\/uploads\/2017\/12\/QQ\u56fe\u724720171217153806.png\" alt=\"\" width=\"543\" height=\"167\" \/><\/p>\n<h4>2.\u7ed8\u56fe<\/h4>\n<pre>mp = ggplot(fpkm,aes(C1_FPKM,C2_FPKM))\r\nmp + geom_point()<\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-219\" src=\"http:\/\/www.wuchangsong.com\/wp-content\/uploads\/2017\/12\/QQ\u56fe\u724720171217154251.png\" alt=\"\" width=\"1196\" height=\"664\" \/><\/p>\n<h4>3.\u53d6log10\u540e\u91cd\u65b0\u4f5c\u56fe<\/h4>\n<pre>mp = ggplot(fpkm,aes(log10(C1_FPKM),log10(C2_FPKM)))\r\nmp + geom_point()<\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-220\" src=\"http:\/\/www.wuchangsong.com\/wp-content\/uploads\/2017\/12\/QQ\u56fe\u724720171217155944.png\" alt=\"\" width=\"1195\" height=\"657\" \/><\/p>\n<h4>4.\u6dfb\u52a0\u76f4\u7ebf<\/h4>\n<p>slope\u8bbe\u7f6e\u659c\u7387\uff0cintercept\u8bbe\u7f6e\u622a\u8ddd\uff0ccolor\u8bbe\u7f6e\u7ebf\u6761\u989c\u8272\uff0csize\u8bbe\u7f6e\u7ebf\u6761\u7c97\u7ec6<\/p>\n<pre>mp + geom_abline(slope=1,intercept=0,color=\"red\",size=2) + geom_point()<\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-221\" src=\"http:\/\/www.wuchangsong.com\/wp-content\/uploads\/2017\/12\/QQ\u56fe\u724720171217160445.png\" alt=\"\" width=\"1201\" height=\"658\" \/><\/p>\n<p>ggplot2\u7684\u6838\u5fc3\u601d\u60f3\u5c31\u662f\u56fe\u5c42\uff0c\u53ef\u4ee5\u50cfPS\u4e00\u6837\u4e00\u5c42\u5c42\u7684\u6dfb\u52a0\u56fe\u5c42\uff0c\u4ee5\u52a0\u53f7\u8fde\u63a5\uff0c\u66f4\u8be6\u7ec6\u53c2\u6570\u53ef\u53c2\u8003ggplot2\u7684\u5e2e\u52a9\u6587\u6863<a href=\"http:\/\/docs.ggplot2.org\/current\/\">http:\/\/docs.ggplot2.org\/current\/<\/a><\/p>\n<p>\u89c6\u9891\u6559\u7a0b\uff1a<a href=\"http:\/\/www.omicshare.com\/class\/home\/index\/singlev?id=34\">http:\/\/www.omicshare.com\/class\/home\/index\/singlev?id=34<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1.\u52a0\u8f7dggplot2\u5305\uff0c\u8bfb\u53d6\u6570\u636e\u53ca\u6570\u636e\u683c\u5f0f library(ggplot2) fpkm = read.table(&#8220;all.fpkm&#8221;,header=T,row.names=1) head(fpkm,10) 2.\u7ed8\u56fe mp = ggplot(fpkm,aes(C1_FPKM,C2_FPKM)) mp + geom_point() 3.\u53d6log10\u540e\u91cd\u65b0\u4f5c\u56fe mp = ggplot(fpkm,aes(log10(C1_FPKM),log10(C2_FPKM))) mp + geom_point() 4.\u6dfb\u52a0\u76f4\u7ebf slope\u8bbe\u7f6e\u659c\u7387\uff0cintercept\u8bbe\u7f6e\u622a\u8ddd\uff0ccolor\u8bbe\u7f6e\u7ebf\u6761\u989c\u8272\uff0csize\u8bbe\u7f6e\u7ebf\u6761\u7c97\u7ec6 mp + geom_abline(slope=1,intercept=0,color=&#8221;red&#8221;,size=2) + geom_point() ggplot2\u7684\u6838\u5fc3\u601d\u60f3\u5c31\u662f\u56fe\u5c42\uff0c\u53ef\u4ee5\u50cfPS\u4e00\u6837\u4e00\u5c42\u5c42\u7684\u6dfb\u52a0\u56fe\u5c42\uff0c\u4ee5\u52a0\u53f7\u8fde\u63a5\uff0c\u66f4\u8be6\u7ec6\u53c2\u6570\u53ef\u53c2\u8003ggplot2\u7684\u5e2e\u52a9\u6587\u6863http:\/\/docs.ggplot2.org\/current\/ \u89c6\u9891\u6559\u7a0b\uff1ahttp:\/\/www.omicshare.com\/class\/home\/index\/singlev?id=34<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"_links":{"self":[{"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/posts\/216"}],"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=216"}],"version-history":[{"count":4,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/posts\/216\/revisions"}],"predecessor-version":[{"id":242,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=\/wp\/v2\/posts\/216\/revisions\/242"}],"wp:attachment":[{"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=216"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=216"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.wuchangsong.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=216"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}