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ivan-krukov/matplot.R

Created December 9, 2013 20:00
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Matrix plotting in R
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matplot.R
#this is a simple way to plot a matrix from a txt file
mat_data_frame=read.table("data.txt",header=F)
#rev is there to start plotting M(0,0) in the upper left corner
#col=rainbow(10) uses the rainbow color palette. You can find other ones here:
#http://stat.ethz.ch/R-manual/R-devel/library/grDevices/html/palettes.html
image(as.matrix(rev(mat_data_frame)),col=rainbow(10))
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