"Henrique Dallazuanna" <[EMAIL PROTECTED]> wrote in news:[EMAIL PROTECTED]:
library(lattice) levelplot(r, colorkey=list(col=gray((0:32)/32)), col.regions=(col=gray((0:32)/32))) When I try that example, I get an error, even after updating lattice. > levelplot(r, colorkey=list(col=gray((0:32)/32)), + col.regions=(col=gray((0:32)/32))) Error in UseMethod("levelplot") : no applicable method for "levelplot" If I simply change colorkey=FALSE to colorkey=TRUE in the first levelplot help page example, I have what looks to me as "success". levelplot(z~x*y, grid, cuts = 50, scales=list(log="e"), xlab="", ylab="", main="Weird Function", sub="with log scales", colorkey = TRUE, region = TRUE) -- David Winsemius > > On 29/02/2008, Megh Dal <[EMAIL PROTECTED]> wrote: >> Hi Jim, i think you could not get my point. I did not want to put >> red-blue color there. I want to put a pallet which will describe >> the values of r. please have a look on following : > http://bp0.blogger.com/_k3l6qPzizGs/RvDVglPknRI/AAAAAAAAAKo/itlWOvuuO > tI/s1600-h/pairwise_kl_window60.png. Please see how a color pallate > is added on the right side of this plot describing the value of red > color, value of blue color etc. >> >> Is there any solution? >> >> Regards, >> >> >> jim holtman <[EMAIL PROTECTED]> wrote: >> Try something like this: >> >> require(grDevices) # for colours >> x <- y <- seq(-4*pi, 4*pi, len=27) >> r <- sqrt(outer(x^2, y^2, "+")) >> image(x, y, r, col=gray((0:32)/32)) >> colors <- colorRampPalette(c('red', 'yellow', 'blue')) # create >> you color spectrum >> image(x,y,r, col=colors(100)) >> >> >> >> On Thu, Feb 28, 2008 at 9:28 PM, Megh Dal wrote: >> > I used ?image function to do that, like below : >> > >> > require(grDevices) # for colours >> > x <- y <- seq(-4*pi, 4*pi, len=27) >> > r <- sqrt(outer(x^2, y^2, "+")) >> > image(x, y, r, col=gray((0:32)/32)) >> > >> > However my next problem to add a color pallet for color >> > description [as shown in following link]. If anyone here tell >>>> me how to do that, it will be good for me. >> > >> >> > Megh Dal wrote: Hi all, >> >> > >> > Can anyone here please tell me whether is it possible to produce >> > a chart displayed in http://www.datawolf.blogspot.com/ in R for > visualizing multivariate time series? If possible how? >> > >> > ______________________________________________ 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.