The persp function expects z to be a matrix, so you could reshape your data so that z is a matrix (the reshape function or package may help). Or the wireframe function in the lattice package expects data more like what you show, that may be the easiest solution.
-- Gregory (Greg) L. Snow Ph.D. Statistical Data Center Intermountain Healthcare greg.s...@imail.org 801.408.8111 > -----Original Message----- > From: r-help-boun...@r-project.org [mailto:r-help-bounces@r- > project.org] On Behalf Of Mauro > Sent: Thursday, May 05, 2011 10:09 AM > To: r-help@r-project.org > Subject: [R] perspective plot > > Hello, > > I`m tryint to plot some variable over x and y coordinate, but can`t > figure > out hot to do it ( I could do a simple scatterplot3d, but there I can`t > change the viewing angle). > > My dataset looks something like this (dataframe): > > X Y Q95 > 21 2628711 1104437 0.7723994 > 22 2628721 1104437 0.5961789 > 23 2628731 1104437 1.2013182 > 24 2628741 1104437 1.3468632 > 25 2628751 1104437 1.1035517 > 26 2628761 1104437 1.0528809 > > Is there a way to plot Q95 over x and y? Something like persp(x,y,z) > would > be nice, but can`t figure out the right input format for this function. > > > Thanks a lot, > > Mauro > > -- > View this message in context: > http://r.789695.n4.nabble.com/perspective-plot-tp3498754p3498754.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > 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. ______________________________________________ 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.