In addition, you could have a look at the other posts on my website. I have released numerous tutorials about similar topics such as graphics in R, plot legends, and ggplot2 already. Change Font Size of ggplot2 Plot Change Font & Item Size in Base R Plot Legend Change Legend Size in ...
axis.text.y=element_text(size=10))#Yaxis text 四 图例设置 legend 可以使用guide函数或者scale函数进行修改,这里分别进行一下介绍。 4.1 根据guide修改 代码语言:javascript 代码运行次数:0 运行 AI代码解释 p3<-p2+guides(color=guide_legend(title="shape change Legend"))p3 注意这里使用color=guide_legend ...
library(ggrepel)ggplot(data=data,aes(x=logFC,y=-log10(adj.P.Val),color=change))+geom_point(alpha=0.8,size=1)+theme_bw(base_size=15)+theme(panel.grid.minor=element_blank(),panel.grid.major=element_blank())+scale_color_manual(name="",values=c("red","green","black"),limits=c("...
# Change Plot Background elements ---p + theme(panel.grid.major = element_line(colour = "burlywood", size=1.5),panel.grid.minor = element_line(colour = "tomato",size=0.25,linetype = "dashed"),panel.border = element_blank(),axis.line.x = element_line(colour = "darkorange",size=1.5...
• scale_shape_manual() : to change point shapes• scale_color_manual() : to change point colors• scale_size_manual() : to change the size of points ggplot(mtcars, aes(x=wt, y=mpg, group=cyl)) + geom_point(aes(shape=cyl, color=cyl, size=cyl))+ scale_shape_manual(...
p2 + scale_color_discrete(name="scale change \n legend", breaks=c("setosa" ,"versicolor","virginica"), labels=c("species 1", "species 2", "species 3") ) p5 4.3.2 关于legend的其他设置 p5 + theme(legend.title = e...
1. 添加图和轴标题(Adding Plot and Axis Titles) 2. 修改图例(Modifying Legend) 2.1 如何更改图例标题(How to Change the Legend Title) 2.2 如何更改类别的图例标签和点颜色(How to Change Legend Labels and Point Colors for Categories) ...
2.1 如何更改图例标题(How to Change the Legend Title) 现在让我们更改图例标题。我们有两个图例,颜色和大小。大小基于连续变量,而颜色基于分类(离散)变量。有3种方法可以更改图例标题。 方法1:使用 labs() library(ggplot2)# Base Plotgg<-ggplot(midwest,aes(x=area,y=poptotal))+geom_point(aes(col=state...
size = 1) + labs(x = "Weight change (lbs)") + theme_bw() p3 上面的命令先将变...