![\"\u622a\u5c4f2023-08-08](\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/01\/2023-08-08-20-56-29.png?resize=640%2C621\")
<\/p>\n\u5728\u5b66\u4e60ggpairs\u4e4b\u524d\u6211\u4eec\u53ef\u4ee5\u5148\u6765\u6b23\u8d4f\u4e00\u4e0b\u8fd9\u4e2a\u5305\u7ed8\u5236\u7684\u56fe\u5f62\u5982\u4e0b\uff0c<\/p>\n
\u6bcf\u5bf9\u6570\u503c\u53d8\u91cf\u7684\u6563\u70b9\u56fe\u7ed8\u5236\u5728\u56fe\u7684\u5de6\u4fa7\u3002Pearson\u76f8\u5173\u6027\u663e\u793a\u5728\u53f3\u4fa7\u3002\u5bf9\u89d2\u7ebf\u4e0a\u6709\u53ef\u53d8\u5206\u5e03\u3002<\/p>\n
<\/p>\n
# \u8bbe\u7f6e\u5de5\u4f5c\u8def\u5f84<\/p>\n
setwd(“”)<\/p>\n
# \u52a0\u8f7dR\u5305<\/p>\n
install.packages(“GGally”)<\/p>\n
library(GGally)<\/p>\n
# \u6784\u5efa\u6570\u636e\u96c6<\/p>\n
data <- data.frame( var1 = 1:100 + rnorm(100,sd=20), v2 = 1:100 + rnorm(100,sd=27), v3 = rep(1, 100) + rnorm(100, sd = 1))<\/p>\n
data$v4 = data$var1 ** 2<\/p>\n
data$v5 = -(data$var1 ** 2)<\/p>\n
#\u8fd9\u91cc\u5c0f\u679c\u4e3a\u4e86\u8ba9\u6570\u636e\u5177\u6709\u76f8\u5173\u6027\uff0c\u5206\u522b\u751f\u6210\u4e865\u5217\u5177\u6709\u4e0d\u540c\u7c7b\u578b\u7684\u76f8\u5173\uff0c\u8fd9\u91cc\u53ef\u4ee5\u5bfc\u5165\u81ea\u5df1\u6570\u636e,l\u4f8b\u5982\u4ee5\u4e0b\u4ee3\u7801\u4e3a\u8bfb\u5165\u76f8\u5173\u6587\u4ef6\u7684\u64cd\u4f5c\u3002<\/p>\n
data <read.csv(“test.xls”,header = TRUE,row.names = 1)<\/p>\n
# \u7528\u5305\u7ed8\u5236\u57fa\u7840\u7684\u76f8\u5173\u6027(\u5982\u6563\u70b9\u56fe)\uff0c\u5206\u5e03\u72b6\u6001\u548c\u6253\u5370\u76f8\u5173\u7cfb\u6570<\/p>\n
ggpairs(data, title=”correlogram with ggpairs()”)<\/p>\n
#\u8fd9\u91cc\u7684<\/p>\n
![\"\u622a\u5c4f2023-08-08](\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/01\/2023-08-08-21-05-19.png?resize=640%2C420\")
<\/p>\n
\u5728ggpairs()\u51fd\u6570\u4e2d\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528\u8bb8\u591a\u5176\u4ed6\u53c2\u6570\u6765\u81ea\u5b9a\u4e49\u751f\u6210\u7684\u56fe\u5f62\uff0c\u4f8b\u5982\uff1a<\/p>\n
data: \u8981\u5206\u6790\u7684\u6570\u636e\u96c6\uff0c\u901a\u5e38\u662f\u4e00\u4e2a\u6570\u636e\u6846\u6216\u6570\u636e\u6846\u7684\u5b50\u96c6\u3002\u5fc5\u9700\u53c2\u6570\u3002<\/p>\n
columns: \u4e00\u4e2a\u5b57\u7b26\u5411\u91cf\uff0c\u6307\u5b9a\u8981\u5728\u77e9\u9635\u56fe\u4e2d\u8003\u8651\u7684\u53d8\u91cf\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u5c06\u8003\u8651\u6240\u6709\u7684\u53d8\u91cf\u3002\u4f8b\u5982\uff0ccolumns = c(“var1”, “var2”, “var3”)\u3002<\/p>\n
mapping: \u4e00\u4e2aaes()\u6620\u5c04\uff0c\u7528\u4e8e\u6307\u5b9a\u989d\u5916\u7684\u6620\u5c04\u53c2\u6570\uff0c\u4f8b\u5982\u989c\u8272\u6216\u5f62\u72b6\u3002\u4f8b\u5982\uff0cmapping = aes(color = species)\u3002<\/p>\n
lower: \u6307\u5b9a\u4e0b\u4e09\u89d2\u77e9\u9635\u4e2d\u8981\u663e\u793a\u7684\u56fe\u8868\u7c7b\u578b\u3002\u53ef\u4ee5\u662fNULL\uff08\u65e0\u56fe\u8868\uff09\u3001points\uff08\u6563\u70b9\u56fe\uff09\u3001smooth\uff08\u6563\u70b9\u56fe\u548c\u5e73\u6ed1\u66f2\u7ebf\uff09\u3001density\uff08\u6838\u5bc6\u5ea6\u56fe\uff09\u6216\u81ea\u5b9a\u4e49\u51fd\u6570\u3002\u9ed8\u8ba4\u4e3apoints\u3002<\/p>\n
upper: \u6307\u5b9a\u4e0a\u4e09\u89d2\u77e9\u9635\u4e2d\u8981\u663e\u793a\u7684\u56fe\u8868\u7c7b\u578b\u3002\u53ef\u4ee5\u662fNULL\uff08\u65e0\u56fe\u8868\uff09\u3001cor\uff08\u76f8\u5173\u6027\u7cfb\u6570\uff09\u6216\u81ea\u5b9a\u4e49\u51fd\u6570\u3002\u9ed8\u8ba4\u4e3acor\u3002<\/p>\n
diag: \u6307\u5b9a\u5bf9\u89d2\u7ebf\u4e0a\u7684\u56fe\u8868\u7c7b\u578b\u3002\u53ef\u4ee5\u662fNULL\uff08\u65e0\u56fe\u8868\uff09\u3001density\uff08\u6838\u5bc6\u5ea6\u56fe\uff09\u3001barDiag\uff08\u6761\u5f62\u56fe\uff09\u6216\u81ea\u5b9a\u4e49\u51fd\u6570\u3002\u9ed8\u8ba4\u4e3adensity\u3002<\/p>\n
legend: \u4e00\u4e2a\u903b\u8f91\u503c\uff0c\u7528\u4e8e\u6307\u5b9a\u662f\u5426\u663e\u793a\u56fe\u4f8b\u3002\u9ed8\u8ba4\u4e3aTRUE\u3002<\/p>\n
ggplot2_args: \u4e00\u4e2a\u5217\u8868\uff0c\u5305\u542b\u4f20\u9012\u7ed9\u5e95\u5c42ggplot2\u56fe\u5f62\u7684\u5176\u4ed6\u53c2\u6570\u3002<\/p>\n
\u53ef\u89c6\u5316\u7ed3\u679c\uff1aggpairs()\u51fd\u6570\u5c06\u751f\u6210\u4e00\u4e2a\u77e9\u9635\u56fe\uff0c\u663e\u793a\u6570\u636e\u96c6\u4e2d\u53d8\u91cf\u4e4b\u95f4\u7684\u6563\u70b9\u56fe\u548c\u76f8\u5173\u6027\u56fe\u3002\u8be5\u56fe\u5177\u6709\u4ee5\u4e0b\u7279\u5f81\uff1a<\/p>\n
\u5bf9\u89d2\u7ebf\u4e0a\u7684\u56fe\u8868\uff1a\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u5bf9\u89d2\u7ebf\u4e0a\u7684\u56fe\u8868\u663e\u793a\u4e86\u5404\u4e2a\u53d8\u91cf\u7684\u76f4\u65b9\u56fe\u3002\u8fd9\u4f7f\u60a8\u53ef\u4ee5\u4e86\u89e3\u6bcf\u4e2a\u53d8\u91cf\u7684\u5206\u5e03\u60c5\u51b5\u3002<\/p>\n
\u4e0b\u4e09\u89d2\u77e9\u9635\u56fe\u8868\uff1a\u4e0b\u4e09\u89d2\u77e9\u9635\u4e2d\u7684\u6bcf\u4e2a\u56fe\u8868\u663e\u793a\u4e86\u4e24\u4e2a\u53d8\u91cf\u4e4b\u95f4\u7684\u6563\u70b9\u56fe\u548c\u4e00\u4e9b\u76f8\u5173\u6027\u4fe1\u606f\uff0c\u4f8b\u5982\u76f8\u5173\u7cfb\u6570\u548c\u56de\u5f52\u7ebf\u3002<\/p>\n
\u4e0a\u4e09\u89d2\u77e9\u9635\u56fe\u8868\uff1a\u4e0a\u4e09\u89d2\u77e9\u9635\u4e2d\u7684\u6bcf\u4e2a\u56fe\u8868\u663e\u793a\u4e86\u4e24\u4e2a\u53d8\u91cf\u4e4b\u95f4\u7684\u76f8\u5173\u6027\u77e9\u9635\u3002<\/p>\n
#\u66f4\u6539\u76f8\u5e94\u7684\u53d8\u91cf\u540d\u79f0<\/p>\n
ggpairs(data, columnLabels = c(“var1″,”var2″,”var3″,”var4″,”var5”))<\/p>\n
![\"\u622a\u5c4f2023-08-08](\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/01\/2023-08-08-21-56-14.png?resize=640%2C396\")
<\/p>\n
#\u6307\u5b9a\u5bf9\u89d2\u7ebf\u3001\u4e0a\u4e09\u89d2\u533a\u548c\u4e0b\u4e09\u89d2\u533a\u56fe\u5f62\u7684\u7c7b\u578b<\/p>\n
ggpairs(data,columns = 1:5, # \u9009\u62e9\u9700\u8981\u7ed8\u56fe\u7684\u53d8\u91cf\u6240\u5728\u5217\u53f7<\/p>\n
columnLabels = c(“var1″,”var2″,”var3″,”var4″,”var5”),<\/p>\n
#upper = “black” # \u4e0d\u663e\u793aupper\u90e8\u5206<\/p>\n
upper = list(continuous = “cor”, # \u4e3a\u5404\u79cd\u6570\u636e\u7c7b\u578b\u8bbe\u7f6e\u663e\u793a\u5f62\u5f0f\uff0cggally\u4e2d\u529f\u80fd\u51fd\u6570\u7684\u540e\u7f00(ggally_cor())\u3002<\/p>\n
#combo = “box_no_facet”, # \u8bbe\u7f6ecombo\u6570\u636e\u7c7b\u578b\u7684\u7ed8\u56fe\u53c2\u6570<\/p>\n
#discrete = “count”,# \u8bbe\u7f6ediscrete\u6570\u636e\u7c7b\u578b\u7684\u7ed8\u56fe\u53c2\u6570\u3002<\/p>\n
na =”na”),# \u8bbe\u7f6e\u53c2\u6570\u540d\u79f0\u4e0e\u6210\u5bf9\u6570\u636e\u7c7b\u578b\u540d\u79f0\u4e00\u81f4\u3002<\/p>\n
lower = list(continuous = “smooth”,#ggally_smooth()<\/p>\n
#combo = “facethist”,<\/p>\n
#discrete = “facetbar”,<\/p>\n
na =”na”),<\/p>\n
diag = list(continuous = “densityDiag”, # ‘densityDiag’, ‘barDiag’, ‘blankDiag’\u53ef\u9009<\/p>\n
#discrete = “barDiag”, # ‘barDiag’, ‘blankDiag’\u53ef\u9009<\/p>\n
#diag =NULL # \u4e0d\u663e\u793adiag\u90e8\u5206<\/p>\n
na = “naDiag”))+<\/p>\n
theme_bw()# \u8bbe\u7f6e\u4e3b\u9898\u53c2\u6570<\/p>\n
![\"\u622a\u5c4f2023-08-08](\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/01\/2023-08-08-22-11-03.png?resize=640%2C395\")
<\/p>\n
#\u6839\u636e\u5206\u7ec4\u6765\u7ed8\u5236\u76f8\u5173\u6027<\/p>\n
data(flea)<\/p>\n
ggpairs(flea, columns = 2:4, ggplot2::aes(colour=species))<\/p>\n
#\u8fd9\u662fflea\u6570\u636e\u683c\u5f0f<\/p>\n
![\"\u622a\u5c4f2023-08-08](\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/01\/2023-08-08-22-25-50.png?resize=640%2C410\")
<\/p>\n
![\"\u622a\u5c4f2023-08-08](\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/01\/2023-08-08-22-12-28.png?resize=640%2C396\")
<\/p>\n
#\u4f7f\u7528wrap()\u8bbe\u7f6eggally\u529f\u80fd\u51fd\u6570\u7684\u53c2\u6570\uff0c\u4ee5\u8c03\u6574\u7ed8\u56fe\u53c2\u6570<\/p>\n
ggpairs(flea,columns = 2:4,<\/p>\n
ggplot2::aes(color = species), # \u6309species\u5206\u7ec4\u4fe1\u606f\u5206\u522b\u7740\u8272\u3001\u8ba1\u7b97\u76f8\u5173\u6027\u7cfb\u6570\u548c\u62df\u5408<\/p>\n
upper = list(continuous = wrap(“cor”,method = “spearman”)), # \u66f4\u6539\u76f8\u5173\u6027\u7cfb\u6570\uff0c?ggally_cor\uff0c\u67e5\u770b\u51fd\u6570\u53c2\u6570\uff0c\u9ed8\u8ba4pearson\u3002<\/p>\n
lower = list(continuous = wrap(“smooth”,method = “loess”,se = TRUE)), # \u9ed8\u8ba4lm<\/p>\n
diag = list(continuous = wrap(“densityDiag”,rescale=TRUE)))+ # \u9ed8\u8ba4rescale=FLASE\uff0c\u6b64\u53c2\u6570\u53ea\u5bf9\u6570\u503c\u578b\u6570\u636e\u8d77\u6548\u3002<\/p>\n
theme_bw()<\/p>\n
![\"\u622a\u5c4f2023-08-08](\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/01\/2023-08-08-22-24-02.png?resize=640%2C396\")
<\/p>\n
#\u81ea\u5b9a\u4e49\u51fd\u6570\u4ee5\u8c03\u6574\u7ed8\u56fe\u53c2\u6570<\/p>\n
my_density <- function(data, mapping, values = cols ) {<\/p>\n
ggplot(data = data, mapping = mapping) +<\/p>\n
geom_density() +<\/p>\n
scale_color_manual(values = values)<\/p>\n
} # \u81ea\u5b9a\u4e49\u51fd\u6570<\/p>\n
library(ggsci)<\/p>\n
cols = pal_jco()(7) # \u8bbe\u7f6e\u7ed8\u56fe\u989c\u8272<\/p>\n
ggpairs(flea,columns = 2:4,<\/p>\n
ggplot2::aes(color = species), # \u6309\u5206\u7ec4\u4fe1\u606f\u5206\u522b\u7740\u8272\u3001\u8ba1\u7b97\u76f8\u5173\u6027\u7cfb\u6570\u548c\u62df\u5408<\/p>\n
upper = list(continuous = “cor”),<\/p>\n
lower = list(continuous = wrap(“smooth”,method = “loess”,se = FALSE)), # se = FALSE,\u4e0d\u5c55\u793a\u7f6e\u4fe1\u533a\u95f4<\/p>\n
diag = list(continuous = my_density))+<\/p>\n
ggplot2::scale_color_manual(values = cols)+<\/p>\n
theme_bw()<\/p>\n
![\"\u622a\u5c4f2023-08-08](\"https:\/\/i0.wp.com\/www.biocloudservice.com\/wordpress\/wp-content\/uploads\/2024\/01\/2023-08-08-22-42-05.png?resize=640%2C394\")
<\/p>\n
\u901a\u8fc7\u4ee5\u4e0a\u5c0f\u679c\u7684\u4ecb\u7ecd\uff0c\u76f8\u4fe1\u4f60\u5bf9\u8fd9\u4e2aggpairs\uff08\uff09\u51fd\u6570\u5df2\u7ecf\u6709\u4e86\u4e00\u5b9a\u7684\u4e86\u89e3\uff0c\u60f3\u8981\u753b\u51fa\u597d\u770b\u7684\u76f8\u5173\u77e9\u9635\uff0c\u9700\u8981\u4f60\u7528\u5fc3\u4e0d\u65ad\u7684\u8c03\u6574\u76f8\u5e94\u7684\u53c2\u6570\u3002\u5c0f\u679c\u76f8\u4fe1\uff0c\u4f60\u5728\u8054\u7cfb\u679c\u4ee5\u4e0a\u4ee3\u7801\u540e\uff0c\u53ef\u4ee5\u5f97\u5230\u81ea\u5df1\u60f3\u8981\u7684\u56fe\u3002<\/p>\n
\u5982\u679c\u9047\u5230\u4e0d\u61c2\u7684\u4e5f\u53ef\u4ee5\u501f\u52a9\u7ebf\u4e0a\u7684\u4e91\u5e73\u53f0\u54e6\uff5ehttp:\/\/www.biocloudservice.com\/home.html<\/p>\n
\u597d\u4e86\u4eca\u5929\u7684ggpairs\u5c31\u8bb2\u5230\u8fd9\u91cc\uff0c\u6b22\u8fce\u5927\u5bb6\u6709\u95ee\u9898\u4e0e\u5c0f\u679c\u4e00\u8d77\u8ba8\u8bba\u54e6\uff5e<\/p>\n","protected":false},"excerpt":{"rendered":"
ggpairs\uff08\uff09\u7b80\u4ecb \u5728\u5b66\u4e60ggpairs\u4e4b\u524d\u6211\u4eec\u53ef\u4ee5\u5148\u6765\u6b23\u8d4f\u4e00\u4e0b\u8fd9\u4e2a\u5305\u7ed8\u5236\u7684\u56fe\u5f62\u5982\u4e0b\uff0c \u6bcf\u5bf9\u6570\u503c\u53d8\u91cf\u7684\u6563\u70b9 […]<\/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\/27247"}],"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=27247"}],"version-history":[{"count":1,"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/27247\/revisions"}],"predecessor-version":[{"id":27256,"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/27247\/revisions\/27256"}],"wp:attachment":[{"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=27247"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=27247"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.biocloudservice.com\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=27247"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}