[GRASS-user] extract the boundary

maven apache apachemaven0 at gmail.com
Tue Mar 23 10:00:36 EDT 2010

I have a raster image which contains some polygons,and now I want to extract
the boundary of them and change the boundary to vector, how to do that?
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.osgeo.org/pipermail/grass-user/attachments/20100323/4742384e/attachment.html

More information about the grass-user mailing list