Read the help page for both and pay particular attention to the "scale" argument.
Kevin Wright On Thu, Dec 12, 2013 at 9:45 AM, capricy gao <capri...@yahoo.com> wrote: > I have a huge dataset(15k X 18) and tried to use the heatmap in R to > examine the patterns. However, I found that heatmap and heatmap.2 gave me > completely different outputs. > > Here are the codes: > > ------------ > > > dim(as.matrix(data.dcpm)) > [1] 15462 18 > > > > heatmap(as.matrix(data.dcpm), col=topo.colors(100)) > > heatmap.2(as.matrix(data.dcpm), col=topo.colors(100), key=TRUE, > density.inf="none",trace="none", scale="none") > ------- > > The outputs are attached here. > > Could anyone help me figure out why? > > Thanks a lot:) > > ______________________________________________ > 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. > > -- Kevin Wright [[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.
