On Fri, Nov 22, 2013 at 4:05 PM, Martin Landa <[email protected]> wrote: > Hi, > > when playing with SRTM data I found out that `r.fill.nulls`'s RST > method usually fails [1] -- compared to `method=cubic` (cubic spline > interpolation) [2]. Is it expectable? > > Wouldn't be better to change default method to 'cubic' (v.surf.spline > is quite slow anyway)? >
Yes i can also confirm that, When i was maintaining some DEMs the RST method was problematic. Cubic was the way to go. > Thanks, Martin > > [1] http://geo.fsv.cvut.cz/WIKI/freegis/images/d/d3/Srtm-fill-nulls-failed.png > [2] http://geo.fsv.cvut.cz/WIKI/freegis/images/8/83/Srtm-fill-nulls-cubic.png > > -- > 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
