[R] Split plot in colors/pch??
maeder at atmos.umnw.ethz.ch
Fri Mar 1 13:42:53 CET 2002
here is a very small example that should show the way to do it
d <- data.frame(x=c(1,2,3,4,5,6,4,3),y=1:8,g=c(1,2,1,2,3,1,2,3))#g
defines the group (color)
co <- c('red','green','blue')
same way for pch
Fredrik Karlsson wrote:
> Hi all
> This seems like a very easy question, but I have not found a simple
> answer to it:
> If you have a dataframe, how to you plot two of then in different colors
> depending on a third variable?
> All help appreciated!
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Joerg Maeder .:|:||:..:.||.:: maeder at atmos.umnw.ethz.ch
Tel: +41 1 633 36 25 .:|:||:..:.||.::
PhD student at INSTITUTE FOR ATMOSPHERIC AND CLIMATE SCIENCE (IACETH)
ETH ZÜRICH Switzerland
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