[R] image.plot adding x-axis labels. Please Help

[ilai]

On Tue, Apr 3, 2012 at 7:25 PM, David Lyon <david_lyon3 at yahoo.com> wrote:
> if I had a data file like this:
> 1.42 1.29 -0.13
> 1.46 1.34 -0.12
> 1.45 1.32 -0.13
> 1.36 1.26 -0.10
> 1.33 1.29 -0.04
>
> I want to create a image plot like this:
> data1<-read.table("A")
>
> image.plot(t(data1), axes=FALSE, xlab=NA, ylab=NA)
>
> I cant get the labels for the x axis right can some kind person help me?

axis(1,at=seq(0,1,l=ncol(data1)),labels=LETTERS[1:ncol(data1)])


> axis(1.....???????.....labels=c("A", "B", "C"))
>
>
> Many thanks in advance!
>
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