Ning Ma wrote:> Hi everyone. How can I draw a big heatmaps?
>
> png("foo.png",10000,10000)
> heatmap(x)
> dev.off()
>
> where x is a big matrix, say 200*200.
>
> The code above generates a small heatmap in the middle of the png file
> and leaves big margins. I expect it to take up more space so that the
> labels are not overlapping.
Without having looked in detail - I cannot even allocate enough space
for a 10000x10000 and you certainly do not want to produce some 300Mb
file, do you?
Anway, to proceed, decrease the size of the margins, see ?par.
Uwe Ligges
> Thanks in advance.
>
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