Hi, Thanks for your quick response. How do I specify colors corresponding to values, e.g. 0-1 (blue to yellow gradient), 1 (yellow), 1-10(yellow to red gradient)? amy ----- Original Message ----- From: "Marietta Herrmann" <mariherrmann@gmx.de> To: Amy Johnson <a7johnson at="" gmail.com="">, bioconductor at stat.math.ethz.ch Date: Mon, Mar 2, 2009 at 10:10 AM Subject: Heatmap hints and identifying differentially expressed genes > Hi Amy, > > you can set up every color you want with this command: > > mycolors<-function(n) colorpanel(n, "blue", "white", "brown") > > you can fit in every color from the R color chart, which you can find here: > http://research.stowers-institute.org/efg/R/Color/Chart/ > > in the heatmap-command you set col=mycolors(32) > > I hope this helps you! > > Best regards, > > Marietta Herrmann > > > Am 3/2/09 3:34 PM schrieb "Amy Johnson" unter <a7johnson at="" gmail.com="">: > - Show quoted text - > > _______________________________________________ > > Bioconductor mailing list > > Bioconductor at stat.math.ethz.ch > > https://stat.ethz.ch/mailman/listinfo/bioconductor > > Search the archives: > > http://news.gmane.org/gmane.science.biology.informatics.conductor > > >

On Mon, Mar 2, 2009 at 10:24 AM, Amy Johnson <a7johnson@gmail.com> wrote: > Hi, > > Thanks for your quick response. How do I specify colors corresponding to > values, e.g. 0-1 (blue to yellow gradient), 1 (yellow), 1-10(yellow to > red gradient)? > You'll want to play with the breaks argument. There are a number of posts in the archives that may be useful. Sean > > > ----- Original Message ----- > From: "Marietta Herrmann" <mariherrmann@gmx.de> > To: Amy Johnson <a7johnson@gmail.com>, bioconductor@stat.math.ethz.ch > Date: Mon, Mar 2, 2009 at 10:10 AM > Subject: Heatmap hints and identifying differentially expressed genes > > > Hi Amy, > > > > you can set up every color you want with this command: > > > > mycolors<-function(n) colorpanel(n, "blue", "white", "brown") > > > > you can fit in every color from the R color chart, which you can find > here: > > http://research.stowers-institute.org/efg/R/Color/Chart/ > > > > in the heatmap-command you set col=mycolors(32) > > > > I hope this helps you! > > > > Best regards, > > > > Marietta Herrmann > > > > > > Am 3/2/09 3:34 PM schrieb "Amy Johnson" unter <a7johnson@gmail.com>: > > - Show quoted text - > > > _______________________________________________ > > > Bioconductor mailing list > > > Bioconductor@stat.math.ethz.ch > > > https://stat.ethz.ch/mailman/listinfo/bioconductor > > > Search the archives: > > > http://news.gmane.org/gmane.science.biology.informatics.conductor > > > > > > > > _______________________________________________ > Bioconductor mailing list > Bioconductor@stat.math.ethz.ch > https://stat.ethz.ch/mailman/listinfo/bioconductor > Search the archives: > http://news.gmane.org/gmane.science.biology.informatics.conductor > [[alternative HTML version deleted]]