Nikos Alexandris wrote: > > > "v.distance" is slow (for the impatient user) with very large vectors > > > (from my memory I estimate that it took ~20h for ~600.000 features). > > (+some details: Kubuntu 64-bit on Intel Core2 Duo T9400 @2.53GHz) > > > Trying to get the "dmax=" first in order to tell "v.distance" to look > > > for features within a certain radius, might _not_ be very efficient as > > > well. It takes time to get results from "v.distance -pa" and, depending > > > on the vector(s), the addition of the _real_ v.distance can be a > > > deal-breaker. Moritz L: > > Just an innocent question (partly directed to Markus M): could this be > > linked to the spatial index ? And is v.distance faster with spatial > > index on file in grass7 ? > > > > Which version are you using ? > > Hmm... right, I am using latest 64-svn.
+sqlite. Nikos _______________________________________________ grass-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-dev
