On Wed, May 28, 2014 at 10:54 AM, Margherita Di Leo < dileomargher...@gmail.com> wrote:
> Hi, > > in nc dataset, running > > g.region rast=elev_lid792_1m -p > > r.watershed elevation=elev_lid792_1m \ > accumulation=elev_lid792_1m.acc \ > basin=elev_lid792_1m.basin \ > stream=elev_lid792_1m.stream \ > tci=elev_lid792_1m.tci \ > threshold=1000 \ > -m > > r.mapcalc "neg = if(elev_lid792_1m.acc < 0, 1, null())" > > the map of negatives (problematic areas) presents the pattern shown in the > attached screen shot. To me it looks weird, usually i find problematic > areas on the border of the map, because the water basin is cut and a part > of it falls outside the region. In this case they cover most of the area, > the central part included. Any insight? > > > Here's the screen shot: http://tinypic.com/view.php?pic=33b3fba&s=8#.U4WwNnV515E grass is 7.0.0svn (r60523) -- Best regards, Dr. Margherita DI LEO Scientific / technical project officer European Commission - DG JRC Institute for Environment and Sustainability (IES) Via Fermi, 2749 I-21027 Ispra (VA) - Italy - TP 261 Tel. +39 0332 78 3600 margherita.di-...@jrc.ec.europa.eu Disclaimer: The views expressed are purely those of the writer and may not in any circumstance be regarded as stating an official position of the European Commission.
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