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user_s
2013 Mar 31
1
How to represent certain values in a file as we want?
I have a raster file(1440*720 rows) contains values of 1 ,2 , and 3. when I
plot the file , I got a map of three colors but I do not know which is
which. How can I put those colors as as I want :
1=red
2=blue
3=green
code:
pvm <- file("C:\\User_sm-das.bin","rb")
cor1<- readBin(pvm, numeric(), size=4, n=1440*720, signed=TRUE)
r <-raster(t(matrix((data=cor1), ncol=720, nrow=1440)))
image(r)
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