usstata wrote:
> The "maps" package has a function called "match.map", which is for map
> coloring .
> Its example is followed:
>
> # filled map showing Republican vote in 1900
> # (figure 6 in the reference)
> data(state, package = "datasets")
> data(votes.repub)
> state.to.map <- match.map("state", state.name)
> x <- votes.repub[state.to.map, "1900"]
> gray.colors <- function(n) gray(rev(0:(n - 1))/n)
> color <- gray.colors(100)[floor(x)]
> map("state", fill = TRUE, col = color); map("state", add = TRUE)
>
> I want to do the same thing in the China map, but I can't find the Provinces
> name of China.
> Who can help me ?
>
nobody
>
>
> a rookie
>
Tell us who you are, and you may get a more substantial reply.
Ray Brownrigg
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