Martin Landa wrote: > Hi all, > > I am doing some post-classification smoothing. First areas lesser than > 1ha are removed using `r.reclass.area` and then gaps (NULL cells) > filled using `r.filldir`. My region > > rows: 977 > cols: 1227 > cells: 1198779 > > number of NULL cells to be filled > > total null and non-null cells: 1198779 > total null cells: 120560 > > Unfortunately `r.filldir` is taking ages in GRASS 6. Is there other > quicker way how to fill gaps (in GRASS 6)? >
For categorical data you could use r.grow.distance in=mymap value=mymap_filled which assigns the nearest non-NULL value to a NULL cell and is pretty fast. Markus M > Thanks in advance, Martin > > -- > Martin Landa <landa.martin gmail.com> * http://geo.fsv.cvut.cz/~landa > _______________________________________________ > 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
