[GRASS-user] getting a polygone outline of raster areas
glynn at gclements.plus.com
Fri Sep 26 08:03:23 EDT 2008
Tim Michelsen wrote:
> I have a raster which was calculated from r.mapcalc and therefore contains areas
> with NULL values.
> Is there any procedure I can use to get an raster (or better vector) with the
> outline of all coherent or connected areas where the raster values are not NULL?
Glynn Clements <glynn at gclements.plus.com>
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