[GRASS-user] improve v.rast.stats speed?

Moritz Lennert mlennert at club.worldonline.be
Thu Feb 19 07:52:05 EST 2009


On 19/02/09 13:09, G. Allegri wrote:

> Is there any way to improve the performance of v.rast.stats? Should we
> rewrite it in C and avoid the use of MASKs?

Yes ! Maybe the best solution would be to integrate Starspan as a GRASS 
module as has already been suggested several times [1].

In the meantime, you can transform your vector polygons into raster and 
use r.statistics.

Moritz

[1]http://lists.osgeo.org/pipermail/grass-user/2009-January/048609.html


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