ggplot2中绘制渐变色的散点图
001、
library(ggplot2) data <- data.frame( x = rnorm(100), y = rnorm(100) ) ggplot(data, aes(x = x, y = y, color = y)) + geom_point(size = 3) + scale_color_gradient(low = "blue", high = "red")
。
001、
library(ggplot2) data <- data.frame( x = rnorm(100), y = rnorm(100) ) ggplot(data, aes(x = x, y = y, color = y)) + geom_point(size = 3) + scale_color_gradient(low = "blue", high = "red")
。