Hello all,

I am using the heatmap.2 function in the gplots package. I want to supress the 
reordering of the columns of the data matrix i pass to the function. I used the 
statement,

heatmap.2(z,Colv=FALSE,dendrogram="row",col=redgreen(75))

where z, is the matrix of data. The output i want should have the rows 
reordered along with the dendrogram and the columns should be in the original 
order without any dendrogram. For the above statement i am getting an error:

Error in image.default(1:nc, 1:nr, x, xlim = 0.5 + c(0, nc), ylim = 0.5 +  : 
        dimensions of z are not length(x)(+1) times length(y)(+1)

I also tried using ,
heatmap.2(z,Colv=NULL,dendrogram="row",col=redgreen(75))
for which i am getting the output, but the columns are reordered. How can this 
be done for the way in which i want the map to appear?

Thanks,
svakki.

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