Hi, On Mon, Aug 24, 2020 at 4:35 PM DAZIN Fabrice (SIRS) <fabrice.da...@sirs-fr.com> wrote: > > > Dear all, > > In the process of transforming a raster classification into a vector layer, I > use among others the command V.GENERALIZE. > > v.generalize input=v_classif_ext@PERMANENT layer=1 type=area type=boundary > method=reduction threshold=4 alpha=0.5 iterations=4 > output=v_classif_ext_redv.generalize input=v_classif_ext_red@PERMANENT > layer=1 type=area type=boundary method=sliding_averaging threshold=100 > alpha=0.5 iterations=4 output=v_smooth_1 > > with > grassversion=79 > srid=2154 > > And I wonder why the smoothing result is not homogeneous, even sometimes for > the same polygon. > Any idea about the reason?
Not sure about this particular "reduction" method but did you already try with a different method? Best regards, Markus -- Markus Neteler, PhD https://www.mundialis.de - free data with free software https://grass.osgeo.org https://courses.neteler.org/blog _______________________________________________ grass-user mailing list grass-user@lists.osgeo.org https://lists.osgeo.org/mailman/listinfo/grass-user