Hi Pierluigi, On Thu, Apr 2, 2015 at 11:34 AM, Pierluigi De Rosa <[email protected]> wrote: > Dear all, > > I have a unusual system unit.
Please tell us which :-) > I'm working on a parcel unit for rill > analysis. I'm able to extract the network and I would prune a bit the > resulting output. > All the parcel I'm studying is 10 meters wide and 22 meters long, the mean > average distance between the streams is about 1-2 centimetres. I need to > remove nodes in a threshold of 0.005 meters (half centimetre) but I'm having > problem assigning such threshold to v.clean > I'm running GRASS7. > If I use these thresholds ( 0.005, 0.01,1,) no points are removed. > The first valid working threshold is 2 meters. > > Maybe v.clean does not accept value under 1 meter or I'm doing something > wrong? v.clean should accept "any" value (and we have used GRASS GIS with microscope data in the nanometer scale). Could you post the output of g.region -p g.proj -w ? best Markus _______________________________________________ grass-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-user
