On Mon, Oct 24, 2016 at 7:52 AM, Phil Burgdorf <[email protected]> wrote: > Hello there, > my name is Phil and I'm a PhD Student in Archaeology and I'm analiesing a > small area in bavaria. I'm trying to locate archaeological sites round > different strating points. Therefor I created a cost map using r. walk. The > result is fine but how can I adapted my values. Actualy I'm interrested in > sites which can be reached in, let's say, one hour. I've tried to change > the values for max costs but I didn't get any results. Do i have to use a > nother algorithm? here must be an easy way to define the max cost for that > analysis. > > I couldn''t find any help in the mailing list's archive and I#m totally > lost. Can you help me?
max_cost will do the trick, don't forget that the time is in seconds. You can also use raster algebra (r.mapcalc) to extract the area within certain time. Anna > > Cheers > Phil > > > _______________________________________________ > grass-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/grass-user _______________________________________________ grass-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-user
