image.png
指定变量填充颜色
ggplot(crass_impact,aes(x=rel_crAss,y=rel_res,color=country))+
geom_point()
?...自定义颜色值
cols <- c("#E69F00", "#56B4E9", "#009E73", "#F0E442", "#0072B2", "#D55E00")
ggplot(crass_impact...,aes(x=rel_crAss,y=rel_res,color=country))+
geom_point()+
scale_color_manual(values = cols)
?...根据指定变量映射点的形状,并改变点的大小
ggplot(crass_impact,aes(x=rel_crAss,y=rel_res,color=country))+
geom_point(aes(...shape=crAss_detection),size=5)+
scale_color_manual(values = cols)
?