[GRASS-user] Number of centroids outside area: difficulty with cleaning

Markus Metz markus.metz.giswork at gmail.com
Sun Apr 14 09:47:43 PDT 2013


On Sun, Apr 14, 2013 at 3:27 PM, RichardC <richtcooper at hotmail.com> wrote:
>> 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 [0] for an example of the effect on
> reprojection.
>
> I tried v.split and v.build.polyline but after re-projecting I'm still
> getting the issue with duplicate centroids and centroids outside area.

Did you use v.split with the length option and a fairly small value for length?

>
> I'll try repeatiug the process but on a smaller region and see how that
> goes.
>
> Thanks.
>
>
>
> --
> View this message in context: http://osgeo-org.1560.x6.nabble.com/Number-of-centroids-outside-area-difficulty-with-cleaning-tp5046717p5046742.html
> Sent from the Grass - Users mailing list archive at Nabble.com.
> _______________________________________________
> grass-user mailing list
> grass-user at lists.osgeo.org
> http://lists.osgeo.org/mailman/listinfo/grass-user


More information about the grass-user mailing list