Hi Nana, The question is not fully clear to me.
Are you looking to plot the (let's call it) "family tree" of the genes ? (if so, then using plot(hclust(gene.dist)) Might be a direction for you) Tal ----------------Contact Details:------------------------------------------------------- Contact me: tal.gal...@gmail.com | 972-52-7275845 Read me: www.talgalili.com (Hebrew) | www.biostatistics.co.il (Hebrew) | www.r-statistics.com (English) ---------------------------------------------------------------------------------------------- On Fri, Jun 25, 2010 at 8:56 AM, nana <adriana_f...@yahoo.co.uk> wrote: > a <- c( 2 , 5, 15, 16) > b <- c(1 ,1, 8 , 8) > c <- c (10, 10 11 ,11) > m<-matrix(c(a,b,c),byrow=T,nrow=3) > rownames(m)<-c("gene a", 'gene b','gene c') > m > gene.dist<-dist(m,method='euclidian') > gene.dist > [[alternative HTML version deleted]] ______________________________________________ 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.