On Mon, Mar 29, 2010 at 8:58 AM, Nathaniel Iwuchukwu <[email protected]> wrote: > Please what's the procedure or commands for extrating road network from a > raster map? i think i have been going round the circle with classofocation > and rectification of image. i have used this commands but i don't get any > results: > i.group > i.composite > i.class > i.cluster > r.digit > i.maxlik > i.gensigset > nothing seems to get me the road network result i want. > Please i need help and i am running GRASS on Linux Ubuntu. > thanks.
1. r.thin: thinning of lines 2. r.to.vect: generate vector lines Markus _______________________________________________ grass-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-user
