{"id":24810,"date":"2024-01-17T10:10:00","date_gmt":"2024-01-17T02:10:00","guid":{"rendered":"http:\/\/www.biocloudservice.com\/wordpress\/?p=24810"},"modified":"2024-01-17T10:10:02","modified_gmt":"2024-01-17T02:10:02","slug":"%e7%94%a8ggplot2%e4%b8%80%e5%88%86%e9%92%9f%e7%bb%98%e5%88%b6%e5%a5%bd%e7%9c%8b%e7%9a%84%e6%b0%94%e6%b3%a1%e5%9b%be","status":"publish","type":"post","link":"http:\/\/www.biocloudservice.com\/wordpress\/?p=24810","title":{"rendered":"\u7528ggplot2\u4e00\u5206\u949f\u7ed8\u5236\u597d\u770b\u7684\u6c14\u6ce1\u56fe"},"content":{"rendered":"

\u6c14\u6ce1\u56fe\u662f\u4e00\u79cd\u591a\u53d8\u91cf\u56fe\u8868\uff0c\u662f\u6563\u70b9\u56fe\u7684\u53d8\u4f53\uff0c\u4e5f\u53ef\u4ee5\u8ba4\u4e3a\u662f\u6563\u70b9\u56fe\u548c\u767e\u5206\u6bd4\u533a\u57df\u56fe\u7684\u7ec4\u5408\u3002\u6c14\u6ce1\u56fe\u6700\u57fa\u672c\u7684\u7528\u6cd5\u662f\u4f7f\u7528\u4e09\u4e2a\u503c\u6765\u786e\u5b9a\u6bcf\u4e2a\u6570\u636e\u5e8f\u5217\uff0c\u548c\u6563\u70b9\u56fe\u4e00\u6837\u3002\u6c14\u6ce1\u56fe\u901a\u8fc7\u6c14\u6ce1\u7684\u4f4d\u7f6e\u53ca\u9762\u79ef\u5927\u5c0f\uff0c\u53ef\u5206\u6790\u6570\u636e\u4e4b\u95f4\u7684\u76f8\u5173\u6027\u3002<\/p>\n

\u4e0b\u9762\u901a\u8fc7\u51e0\u4e2a\u6848\u4f8b\u6765\u4f53\u4f1a\u505a\u4e00\u4e0b\u6c14\u6ce1\u56fe\u628a\uff5e<\/p>\n

# \u5b89\u88c5\u548c\u52a0\u8f7d\u6240\u9700\u7684\u5305<\/p>\n

install.packages(“ggplot2”)<\/p>\n

library(ggplot2)<\/p>\n

# \u521b\u5efa\u793a\u4f8b\u6570\u636e<\/p>\n

data <- data.frame(<\/p>\n

x = c(1, 2, 3, 4, 5), # x\u8f74\u6570\u636e<\/p>\n

y = c(10, 8, 6, 4, 2), # y\u8f74\u6570\u636e<\/p>\n

size = c(5, 10, 15, 20, 25), # \u6c14\u6ce1\u5927\u5c0f<\/p>\n

color = c(“red”, “blue”, “green”, “yellow”, “orange”) # \u6c14\u6ce1\u989c\u8272<\/p>\n

)<\/p>\n

# \u7ed8\u5236\u6c14\u6ce1\u56fe<\/p>\n

ggplot(data, aes(x, y)) +<\/p>\n

geom_point(aes(size = size, color = color)) +<\/p>\n

scale_size(range = c(1, 10)) +<\/p>\n

labs(title = “\u6c14\u6ce1\u56fe\u793a\u4f8b”, x = “X\u8f74”, y = “Y\u8f74”)<\/p>\n

\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86ggplot2\u5305\u6765\u7ed8\u5236\u6c14\u6ce1\u56fe\u3002\u9996\u5148\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u5305\u542bx\u8f74\u6570\u636e\u3001y\u8f74\u6570\u636e\u3001\u6c14\u6ce1\u5927\u5c0f\u548c\u6c14\u6ce1\u989c\u8272\u7684\u6570\u636e\u6846\u3002\u7136\u540e\uff0c\u6211\u4eec\u4f7f\u7528ggplot()\u51fd\u6570\u521b\u5efa\u4e86\u4e00\u4e2a\u57fa\u7840\u56fe\u5f62\u5bf9\u8c61\uff0c\u5e76\u4f7f\u7528geom_point()\u51fd\u6570\u6dfb\u52a0\u4e86\u6c14\u6ce1\u70b9\u3002\u901a\u8fc7aes()\u51fd\u6570\u6307\u5b9a\u4e86\u6c14\u6ce1\u7684\u5927\u5c0f\u548c\u989c\u8272\u3002\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528scale_size()\u51fd\u6570\u8bbe\u7f6e\u4e86\u6c14\u6ce1\u5927\u5c0f\u7684\u8303\u56f4\uff0c\u4f7f\u7528labs()\u51fd\u6570\u6dfb\u52a0\u4e86\u6807\u9898\u548c\u8f74\u6807\u7b7e\u3002<\/p>\n

\"\u622a\u5c4f2023-06-29<\/p>\n

\u4f7f\u7528R\u4e2d\u7279\u5b9a\u7684\u6570\u636e\u96c6\u518d\u505a\u4e00\u4e2a\uff0c\u6765\u5206\u6790\u5b83\u7684\u610f\u4e49<\/p>\n

# \u4f7f\u7528mtcars\u6570\u636e\u96c6<\/p>\n

data(mtcars)<\/p>\n

# \u7ed8\u5236\u6c14\u6ce1\u56fe<\/p>\n

ggplot(mtcars, aes(x = wt, y = mpg, size = qsec, color = cyl)) +<\/p>\n

geom_point() +<\/p>\n

scale_size(range = c(1, 10)) +<\/p>\n

labs(x = “Weight”, y = “Miles per Gallon”, size = “Quarter Mile Time”, color = “Cylinders”)<\/p>\n

\u8fd9\u6bb5\u4ee3\u7801\u5c06\u4f7f\u7528mtcars\u6570\u636e\u96c6\u4e2d\u7684”wt”\uff08\u8f66\u8f86\u91cd\u91cf\uff09\u4f5c\u4e3ax\u8f74\uff0c”mpg”\uff08\u6bcf\u52a0\u4ed1\u884c\u9a76\u91cc\u7a0b\uff09\u4f5c\u4e3ay\u8f74\uff0c”qsec”\uff081\/4\u82f1\u91cc\u52a0\u901f\u65f6\u95f4\uff09\u4f5c\u4e3a\u6c14\u6ce1\u7684\u5927\u5c0f\uff0c”cyl”\uff08\u6c7d\u7f38\u6570\uff09\u4f5c\u4e3a\u6c14\u6ce1\u7684\u989c\u8272\u3002\u4f60\u53ef\u4ee5\u6839\u636e\u81ea\u5df1\u7684\u9700\u6c42\u4fee\u6539\u8fd9\u4e9b\u53c2\u6570\u3002<\/p>\n

\"\u622a\u5c4f2023-06-29<\/p>\n

\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u4ee3\u8c22\u901a\u8def\u4e30\u5ea6\u7edf\u8ba1\u7684\u4f8b\u5b50\u6765\u5e2e\u52a9\u60a8\u5f00\u59cb\uff1a<\/p>\n

# \u521b\u5efa\u6570\u636e\u6846<\/p>\n

data <- data.frame(Pathway = c(“Pathway A”, “Pathway B”, “Pathway C”),<\/p>\n

Metabolite = c(100, 200, 300),<\/p>\n

Abundance = c(10, 20, 30))<\/p>\n

# \u7ed8\u5236\u6c14\u6ce1\u56fe<\/p>\n

ggplot(data, aes(x = Pathway, y = Metabolite, size = Abundance, color = Abundance)) +<\/p>\n

geom_point() +<\/p>\n

scale_size(range = c(5, 15)) +<\/p>\n

scale_color_gradient(low = “blue”, high = “red”) +<\/p>\n

labs(title = “Metabolic Pathway Analysis”,<\/p>\n

x = “Pathway”,<\/p>\n

y = “Metabolite”,<\/p>\n

size = “Abundance”,<\/p>\n

color = “Abundance”)<\/p>\n

\"\u622a\u5c4f2023-06-29<\/p>\n

\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u6570\u636e\u6846data\uff0c\u5176\u4e2d\u5305\u542b\u4e86\u4ee3\u8c22\u901a\u8def\u7684\u540d\u79f0\uff08Pathway\uff09\u3001\u4ee3\u8c22\u7269\u7684\u6570\u91cf\uff08Metabolite\uff09\u548c\u4e30\u5ea6\uff08Abundance\uff09\u3002\u7136\u540e\uff0c\u4f7f\u7528ggplot\u51fd\u6570\u521b\u5efa\u4e86\u4e00\u4e2a\u57fa\u7840\u7684\u6c14\u6ce1\u56fe\uff0c\u901a\u8fc7aes\u51fd\u6570\u6307\u5b9a\u4e86x\u8f74\u3001y\u8f74\u3001\u6c14\u6ce1\u7684\u5927\u5c0f\u548c\u989c\u8272\u3002\u4f7f\u7528geom_point\u51fd\u6570\u6dfb\u52a0\u4e86\u6c14\u6ce1\u70b9\uff0c\u4f7f\u7528scale_size\u51fd\u6570\u548cscale_color_gradient\u51fd\u6570\u5206\u522b\u8bbe\u7f6e\u4e86\u6c14\u6ce1\u5927\u5c0f\u7684\u8303\u56f4\u548c\u989c\u8272\u7684\u6e10\u53d8\u3002\u6700\u540e\uff0c\u4f7f\u7528labs\u51fd\u6570\u6dfb\u52a0\u4e86\u6807\u9898\u548c\u8f74\u6807\u7b7e\u3002<\/p>\n

\u6839\u636e\u6587\u7ae0\u4f5c\u8005\u7684\u5206\u6790\u76ee\u7684\uff0c\u6c14\u6ce1\u56fe\u5404\u53c2\u6570\u6709\u4ee5\u4e0b\u51e0\u79cd\u610f\u4e49\uff1a<\/p>\n

Y\u8f74\uff1a\u4ee3\u8868\u7ec6\u80de\u7684\u751f\u7269\u5b66\u529f\u80fd\uff08\u8bf8\u5982\u751f\u7269\u8fc7\u7a0bBP\uff0c\u5206\u5b50\u529f\u80fdMF\uff0c\u7ec6\u80de\u7ec4\u5206CC\uff09\u6216\u8005\u5404\u5206\u5b50\u53d1\u6325\u529f\u80fd\u7684\u901a\u8def\uff08\u5982\u4ee3\u8c22\u9014\u5f84\uff0c\u81f4\u764c\u9014\u5f84\u7b49\u7b49\uff09\uff1b<\/p>\n

X\u8f74\uff1a\u5e38\u89c1\u7684\u6709\u8fd9\u4e09\u79cd\u2014\u2014GeneRatio\u662f\u4f60\u7684\u57fa\u56e0\u5217\u8868\u5bcc\u96c6\u5230\u76ee\u7684\u901a\u8def\u57fa\u56e0\u6570\u5360\u57fa\u56e0\u5217\u8868\u5305\u542b\u57fa\u56e0\u96c6\u603b\u57fa\u56e0\u6bd4\u4f8b\uff0crichFactor\u662f\u5bcc\u96c6\u5230\u76ee\u6807\u901a\u8def\u57fa\u56e0\u6570\u5360\u6bd4\uff0cBgRatio\u662f\u76ee\u6807\u901a\u8def\u57fa\u56e0\u5360\u901a\u8def\u96c6\u603b\u57fa\u56e0\u6bd4\u4f8b\u3002\u603b\u4e4b\u4e00\u4e2a\u8bcd\uff0c\u6bd4\u4f8b\uff1b<\/p>\n

\u6c14\u6ce1\u9762\u79ef\u5927\u5c0f\uff1a\u5bcc\u96c6\u57fa\u56e0\u7684\u6570\u91cf\uff1b<\/p>\n

\u6c14\u6ce1\u989c\u8272\uff1a\u5bcc\u96c6\u663e\u8457\u6027\uff0c\u5373P value \u6216 Q value\u6570\u503c\u7684\u5927\u5c0f\u3002<\/p>\n

\u5982\u679c\u4f60\u5728\u4f5c\u56fe\u4e2d\u6709\u95ee\u9898\uff0c\u53ef\u4ee5\u501f\u52a9\u4e00\u4e9b\u7f51\u4e0a\u7684\u4f5c\u56fe\u5de5\u5177\u6765\u5b9e\u73b0http:\/\/www.biocloudservice.com\/home.html<\/p>\n

\u597d\u4e86\uff0c\u8fd9\u6837\u6211\u4eec\u6c14\u6ce1\u56fe\u5c31\u753b\u5b8c\u4e86\u3002\u5c0f\u4f19\u4f34\u4eec\u5982\u679c\u6709\u4ec0\u4e48\u95ee\u9898\u5c31\u548c\u5c0f\u679c\u8ba8\u8bba\u5427\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6c14\u6ce1\u56fe\u662f\u4e00\u79cd\u591a\u53d8\u91cf\u56fe\u8868\uff0c\u662f\u6563\u70b9\u56fe\u7684\u53d8\u4f53\uff0c\u4e5f\u53ef\u4ee5\u8ba4\u4e3a\u662f\u6563\u70b9\u56fe\u548c\u767e\u5206\u6bd4\u533a\u57df\u56fe\u7684\u7ec4\u5408\u3002\u6c14\u6ce1\u56fe\u6700\u57fa\u672c\u7684\u7528\u6cd5\u662f\u4f7f\u7528\u4e09\u4e2a\u503c […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","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\/24810"}],"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=24810"}],"version-history":[{"count":1,"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/24810\/revisions"}],"predecessor-version":[{"id":24817,"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/24810\/revisions\/24817"}],"wp:attachment":[{"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=24810"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=24810"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=24810"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}