[GRASS-user] Number of centroids outside area: difficulty with cleaning
neteler at osgeo.org
Sun Apr 14 04:19:51 PDT 2013
On Sun, Apr 14, 2013 at 1:06 PM, Markus Metz
<markus.metz.giswork at gmail.com> wrote:
> On Sun, Apr 14, 2013 at 11:02 AM, RichardC <richtcooper at hotmail.com> wrote:
> > I'm trying to remove a 'Number of centroids outside area' after
> > re-projecting a file.
> > I've tried v.clean with various tools. including breaklines/boundaries,
> > break polygons, snap lines/boundaries.
> > The intial imported shapefile did not display any errors, but the following
> > errors appeared on re-projecting the latter file:
> The reason for these problems is one step earlier. Try to densify the
> vector boundaries with v.split, optionally followed by
> v.build.polylines before reprojecting it. See  for an example of
> the effect on reprojection.
> Markus M
>  http://trac.osgeo.org/grass/attachment/ticket/1918/dense_points_effect.png
This would be a nice addition for:
More information about the grass-user