This has been discussed quite intensive earlier: https://lists.osgeo.org/pipermail/grass-user/2013-July/068679.html
S ________________________________________ Von: grass-user [[email protected]] im Auftrag von Moritz Lennert [[email protected]] Gesendet: Freitag, 26. Mai 2017 18:27 An: Giuseppe Amatulli Cc: GRASS user list Betreff: Re: [GRASS-user] increase performance of r.neighbors Le Fri, 26 May 2017 18:20:42 +0200, Moritz Lennert <[email protected]> a écrit : > Le Fri, 26 May 2017 11:04:14 -0400, > Giuseppe Amatulli <[email protected]> a écrit : > > [...] > > That is a very, very large raster and a > very, very large window size. If you cover the whole of earth and > my calculation are correct, you should have over 8 billion pixels. And > you are asking the computer to compute for each of these pixels a > statistic based on over 10.000 pixel values (100x100). P.S. This said: what are your working region settings (g.region -p) ? Moritz _______________________________________________ grass-user mailing list [email protected] https://lists.osgeo.org/mailman/listinfo/grass-user _______________________________________________ grass-user mailing list [email protected] https://lists.osgeo.org/mailman/listinfo/grass-user
