[GRASS-user] increase performance of r.neighbors

Moritz Lennert mlennert at club.worldonline.be
Thu Jun 1 01:59:38 PDT 2017


On 01/06/17 10:49, Giuseppe Amatulli wrote:
> Thanks all for the inputs.
> In the end I implemented a scripting procedure outside grass using
> pktools (pkfilter).
> I first tiled the image with some overlap area, than run pkfilter -f
> stdev , than crop the overlap area and then merge back the full image.

It would be interesting to find out whether this is significantly faster 
than doing exactly the same within GRASS, and if yes, why. Have you tried ?

Moritz



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