Hi, On Wed, Feb 9, 2011 at 12:18 PM, yan liu <yanliu...@gmail.com> wrote: > Hi, > > I have a question about the heatmap dendrogram in R. I loaded my data > matrix in command heatmap(), and it gave me a heatmap accordingly, and the > rows (genes) also were clustered accordingly. But now I don't want the > genes clustered in that way, I have a new order of these genes, and want the > rows of the heatmap are drawed as the order I give. Could anybody help me > on that? Thank you!
Check out the docs for heatmap a bit more carefully: R> ?heatmap I would try setting Rowv=NA, and reorder the rows of your matrix as you want them to be ordered, ie: R> heatmap(m[my.gene.order,], Rowv=NA, ...) Or something like that. -- Steve Lianoglou Graduate Student: Computational Systems Biology | Memorial Sloan-Kettering Cancer Center | Weill Medical College of Cornell University Contact Info: http://cbio.mskcc.org/~lianos/contact ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
