On Thu, Mar 31, 2016 at 4:32 AM, patrick s. <[email protected]> wrote: > Following Anna's suggestion I had to find out that r.mode has to option to > handle NULL values, i.e. exclude it from calculation? I need to aggregate > rasters to polygons, with rasters covering only a small part of the polygon. > As I realized now r.mode returns NULL in such case. Setting NULL with r.null > null=9999 it will return 9999 for all of these. > > Is there a solution to that problem?
I am not sure I understand, is this related to this? https://lists.osgeo.org/pipermail/grass-dev/2015-October/076654.html Could you provide more details? Thanks Anna > Patrick > > > > > On 16.03.2016 13:59, Anna Petrášová wrote: > > > > On Wed, Mar 16, 2016 at 6:23 AM, patrick s. <[email protected]> wrote: >> >> Dear list >> >> Is it possible to get the "mode" (most common occurring value) in a >> polygon for discrete classes? It appears that v.rast.stats does not have >> this option. > > > v.rast.stats uses r.univar and r.univar doesn't have mode implemented (it's > a TODO in manual). You can look at r.mode but it returns raster map, not one > number. > > Anna > >> >> Thanks for a short feedback, >> Patrick >> >> _______________________________________________ >> grass-user mailing list >> [email protected] >> http://lists.osgeo.org/mailman/listinfo/grass-user > > > _______________________________________________ grass-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-user
