How to use R to plot a pie plot with different radius?

问题

For example,

pie(1:3)

But the radius is constant.

How to make the pie plot which the radius is 1,2,3 respectively?

回答1:

Check radial.pie function in plotrix package

install.packages("plotrix")
library(plotrix)
radial.pie(c(1,2,3), labels=c("One", "Two", "Three"), radlab=TRUE)

would produce following figure

来源：https://stackoverflow.com/questions/33343463/how-to-use-r-to-plot-a-pie-plot-with-different-radius