[GRASS-user] Hamradio and GRASS (slightly OT)

Hamish hamish_b at yahoo.com
Sat May 30 02:33:34 EDT 2009


Paulo:
> >> ( I would like to have a prominence tool in grass,

Hamish:
> > see this earlier thread:
> >  http://article.gmane.org/gmane.comp.gis.grass.user/19467/
> >
> > still searching for a method to calculate it..

perhaps  http://www.peaklist.org/theory/theory.html

Markus:
> Is this the code?
> http://lists.osgeo.org/pipermail/grass-dev/2008-July/038899.html

I don't think so, I think more of a r.watershed/r.drain/r.cost style
of approach is needed. ie it has to search far an wide for the other
mountain peaks.

link from earlier post:
  http://en.wikipedia.org/wiki/Topographic_prominence


Hamish



      



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