[R] contour

[Eik Vettorazzi]

Hi Akhil,
in addition to Rui's post, here is a solution using lattice graphics.

tmp<-read.table(textConnection("x1 x2 x3
0   1    2
0   2    1
0   3    5
1   1    4
1   2    2
1   3    3"),header=T)

library(lattice)
contourplot(x3~x1*x2,tmp)

hth.

Am 18.07.2012 11:23, schrieb Akhil dua:
> Hello Everyone
> 
> I have the data long format and I want to draw the contour plot with it
> 
> x1 x2 x3
> 0   1    2
> 0   2    1
> 0   3    5
> 1   1    4
> 1   2    2
> 1   3    3
> 
> 
> when I am using contour(x1,x2,x3,col=heat.colors) or fill.contour
> its giving me an error that increasing x and y expected
> 
> 
> So please tell me what is the right function to draw contour when the data
> is not ordered and you cant order it.
> 
> 	[[alternative HTML version deleted]]
> 
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> 


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Eik Vettorazzi

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