Thanks for the help! Though, when I do this, I get a message saying "Error using packet 1 value where TRUE/FALSE." Would that have anything to do with this set of code?
On Sun, May 8, 2011 at 3:00 PM, Deepayan Sarkar <deepayan.sar...@gmail.com>wrote: > On Fri, May 6, 2011 at 10:21 PM, Dat Mai <dat.d....@gmail.com> wrote: > > Hello all, > > > > I'm trying to create a heatmap using 2 matrices I have: z and v. Both > > matrices represent different correlations for the same independent > > variables. The problem I have is that I wish to have the values from > matrix > > z to be represented by color intensity while having the values from > matrix v > > to be represented by circle size. I currently have the following in front > of > > me and an unsure of what to add or change in order to achieve that goal. > > > > panel.corrgram.2 = > > function(x, y, z, subscripts, at = pretty(z), scale = 0.8, ...) > > { > > require("grid", quietly = TRUE) > > x <- as.numeric(x)[subscripts] > > y <- as.numeric(y)[subscripts] > > z <- as.numeric(z)[subscripts] > > zcol <- level.colors(z, at = at, ...) > > for (i in seq(along = z)) > > { > > lims <- range(0, z[i]) > > tval <- 2 * base::pi * seq(from = lims[1], to = lims[2], by = 0.01) > > grid.polygon(x = x[i] + .5 * scale * c(0, sin(tval)), > > y = y[i] + .5 * scale * c(0, cos(tval)), > > default.units = "native", > > gp = gpar(fill = zcol[i])) > > grid.circle(x = x[i], y = y[i], r = .5 * scale, > > default.units = "native") > > } > > } > > Probably this modification > > panel.corrgram.2 <- > function(x, y, z, v, subscripts, at = pretty(v), scale = 0.8, ...) > { > require("grid", quietly = TRUE) > x <- as.numeric(x)[subscripts] > y <- as.numeric(y)[subscripts] > z <- as.numeric(z)[subscripts] > zcol <- level.colors(v, at = at, ...) > > <Rest unchanged> > > > followed by > > levelplot(signif(z,3), v = v, panel = panel.corrgram.2, ...) > > will do it. > > -Deepayan > > > > > > k=levelplot(signif(z,3), scales = list(x = list(rot = 45)), > > col.regions=col.sch, panel = panel.corrgram.2, > > label = num.circ, xlab="", ylab="", main=paste(output,"receptor > response")) > > print(k) > > > > -- > > Best, > > Dat Mai > > PhD Rotation Student > > Albert Einstein College of Medicine > > > > [[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. > > > -- Best, Dat Mai PhD Rotation Student Albert Einstein College of Medicine [[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.