Cashorali, Tanya wrote:
> Hi, trying this again - any help would be great!
>
> Basically, I have two matrices of equal dimension, one of them should
> produce something similar to a heatmap.. The 2nd matrix should be the
> "heights" for each value on the heatmap - producing a sort of 3d
surface
> plot.
>
> Viewing this seems like a problem too, as I need to scale the x axis so
> that ~140 labels are visible.
>
> I've tried wireframe(), persp(), heatmap(), and the basic graphing
> functions.
So try
g <- expand.grid(x = 1:145, y = 1:145, gr = 1:2)
g$z <- log((g$x^g$g + g$y^2) * g$gr)
pdf("test.pdf", width=25, height=25, paper="special")
wireframe(z ~ x * y, data = g, groups = gr,
scales = list(arrows = FALSE, at=1:145, cex=0.2))
dev.off()
open the pdf file and zoooooooooom in.
Uwe Ligges
> Thank you!!
> ~Tanya
>
> -----Original Message-----
> From: Uwe Ligges [mailto:ligges at statistik.uni-dortmund.de]
> Sent: Tuesday, March 14, 2006 3:22 AM
> To: Cashorali, Tanya
> Cc: r-help at stat.math.ethz.ch
> Subject: Re: [R] Wireframe axis labels
>
> Cashorali, Tanya wrote:
>
>
>>Hi,
>>I'm trying to do a surface plot using the wireframe function.
>>Everything is working beautifully except that I want to be able to
>>re-scale it a LOT so that I can fit ~145 labels on the x-axis or
>
> y-axis.
>
>>I've tried using zoom, scales, aspect, .. nothing seems to work.
The
>>help on wireframe in R says that you can input a list of labels for
>>any of the axes, but this has also failed.
>
>
>
> Hmmmm, you can do so, but I do not believe you really want 145
> labels....:
>
>
> g <- expand.grid(x = 1:145, y = 1:145, gr = 1:2) g$z <- log((g$x^g$g
+
> g$y^2) * g$gr)
>
> wireframe(z ~ x * y, data = g, groups = gr,
> scales = list(arrows = FALSE, at=1:145))
> Uwe Ligges
>
>
>>Thanks for any help!
>>-Tanya
>>
>> [[alternative HTML version deleted]]
>>
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>
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