[R] Axis labels

[Uwe Ligges]

Bernd Jagla wrote:
> Dear all
> 
> I have a problem with assigning my own labels to the axis of a plot.
> I want to substitute the given labels e.g. 1,2,3,... with a vector of values
> and strings e.g. "12.23", "1.34", "245,5", "Result". 

Extended first example from ?image:

x <- y <- seq(-4*pi, 4*pi, len=27)
r <- sqrt(outer(x^2, y^2, "+"))
image(z = z <- cos(r^2)*exp(-r/6), col=gray((0:32)/32),
    xaxt="n")
axis(1, at=seq(0, 1, length=4), las=2,
    labels=c("12.23", "1.34", "245,5", "Result"))


> B.t.w. how do I rotate these labels so they don't overlap???? 

par(las=2)


> I want to use the image function to plot.
> 
> Thanks for your kind help.

Uwe Ligges

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