See ?interp in the `akima' package. Also, I believe the `sm' package does have function that produce the surface plot of 2D kernel density surface.
HTH, Andy > From: C Peroni > > Dear All, > > I am trying to visualize the surface of a bivariate kernel density > estimate. > I have a vector of bivariate observations(x,y), and a function which > computes the kernel density estimate z corresponding to each > observation. > I cannot generate the (x,y) data in the ascending order needed by > persp(x,y,z). > I was wondering whether there is an R version of the S > function interp. > > Would anybody be able to help. > Thank you in advance. > > Chiara > > ______________________________________________ > [EMAIL PROTECTED] mailing list > https://www.stat.math.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! > http://www.R-project.org/posting-guide.html > > ------------------------------------------------------------------------------ Notice: This e-mail message, together with any attachments,...{{dropped}} ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html