Markus Neteler wrote: > I came across this question: > > http://gis.stackexchange.com/questions/71734/how-to-calculate-mean-coordinates-from-big-point-datasets
so wants to find the average coordinate? > and wondered if this approach would be the fasted: > > # http://grass.osgeo.org/sampledata/north_carolina/points.las > v.in.lidar input=points.las output=lidarpoints -o > ... > Number of points: 1287775 > ... > > Now I would use > v.univar -d lidarpoints type=point > > (still calculating here...) > > Is it the best way? see also the v.points.cog addons script: http://grasswiki.osgeo.org/wiki/AddOns/GRASS_6#v.points.cog although I haven't tried it for anything as big as lidar data. Hamish _______________________________________________ grass-dev mailing list grass-dev@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-dev