From: michael watson > > If you just want a coloured representation of your distance > matrix, use image() > > ?image()
W/o the parens... > If you want to cluster your original data and show the > original data (not the distances) as a heatmap then use > heatmap(), but you should use something like hclust() to > cluster the data first. heatmap() will do the clustering for you by default (via hclust() and dist()). If you already have the distance matrix, then use something like distfun=function(x) x (i.e., do-nothing) and remember to specify symm=TRUE in the call to heatmap. Andy > ________________________________ > > From: [EMAIL PROTECTED] on behalf of Andreas Gruber > Sent: Mon 08/10/2007 12:28 PM > To: r-help@r-project.org > Subject: [R] heatmap > > > > Hi, > > I am having troubles with heatmap(). I have a matrix > containing pairwise > distance values and I want to plot this matrix with heatmap. I wonder > now what distfun is for. Is a distance matrix computed from my initial > matrix again and then plotted? > > cheers, > andreas > > ______________________________________________ > 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. > > ______________________________________________ > 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. > > > ------------------------------------------------------------------------------ Notice: This e-mail message, together with any attachme...{{dropped:15}} ______________________________________________ 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.
