> > I have a text file with x, y, z data from a LIDAR survey. Can someone > > suggest a method to use to derive a Spatial Pixels or Spatial Grid > object > > from these? The spacing is not exactly regular of course. The data are > > dense over all of the domain except for some blank areas, which I would > > like to designate as NA. > > > > I am open to using most packages and functions, but don't want to use > > GRASS. > > > > Scott > > > > Any particular reason not to use GRASS? In most cases it will scale to > very > large point datasets very nicely. Specifically, see the module r.in.xyz
I don't have GRASS installed and my system admin indicated it may be involved to do so. Plus, I don't know anything about it. I was hoping to use a native R solution. I do have GDAL and rgdal installed. Scott _______________________________________________ R-sig-Geo mailing list [email protected] https://stat.ethz.ch/mailman/listinfo/r-sig-geo
