Hallo On 13 Jan 2003 at 18:22, Saurav Pathak wrote:
> Hi, > > I am trying to plot densities given on a two dimensional grid. My > data is in the an external file, and is arranged in three columns: x, > y, density > > how may i get a plot of this? i would like to get (1) a three > dimensional plot and (2) a color coded two dimensional plot. > > I have tried using > try to use library(akima) ddd<interp(x,y,density,duplicate="median") image(ddd) or persp(ddd) > image(x, y, density) > > but i am asked to put the data in ascending order. i am not sure how > i may put grid points in an ascending order. > > I would also like to know if i could use any other function, other > than image. > > thank you in advance. > > -- > saurav > > ______________________________________________ > [EMAIL PROTECTED] mailing list > http://www.stat.math.ethz.ch/mailman/listinfo/r-help Hope it helps Cheers Petr [EMAIL PROTECTED] [EMAIL PROTECTED] ______________________________________________ [EMAIL PROTECTED] mailing list http://www.stat.math.ethz.ch/mailman/listinfo/r-help
