[GRASS-user] problems with r.cost
dylan.beaudette at gmail.com
Fri May 25 12:19:23 EDT 2007
This would be a great asset to grass6 -- I know several people who would
directly benefit from this!
On Friday 25 May 2007 05:54, Gerald Nelson wrote:
> I've emailed with Laura about r.terracost and she would be happy to have
> someone convert the make file to work with grass6.
> ---- Original message ----
> >Date: Fri, 25 May 2007 17:54:06 +1200
> >From: Hamish <hamish_nospam at yahoo.com>
> >Subject: Re: [GRASS-user] problems with r.cost
> >To: "Jonathan Greenberg" <greenberg at ucdavis.edu>
> >Cc: grassuser at grass.itc.it
> >Jonathan Greenberg wrote:
> >> Hamish (and all): Paul is working with me on this project, and the
> >> system we are running it on is a 64-bit debian system with plenty of
> >> RAM/scratch space (and the version we are using is the 64-bit grass
> >> release) -- why would memory problems be an issue? We tried lowering
> >> the % memory but it doesn't seem to help...
> >does it work for a smaller region or coarser resolution? for example try
> >changing it from 3 to 30m res.
> >ie can you determine if is it a 64bit computational error or an out-of-
> >resources error? (does r.cost work for the spearfish DEM on your system?)
> >I can't answer why memory problems would be an issue, but that doesn't
> >mean they aren't! Large mem grass is still untested territory in many
> >places, maybe you have discovered something new.
> >Did r.terracost work? How does that compare to r.cost? (if it's good,
> >I'm thinking maybe Laura would allow us to merge it in CVS as a
> >companion to r.terraflow, or package as a GEM)
> >Or does that use GRASS 5 sites as starting/end points and need porting?
> >grassuser mailing list
> >grassuser at grass.itc.it
> Gerald Nelson
> Professor, Dept. of Agricultural and Consumer Economics
> University of Illinois, Urbana-Champaign
> office: 217-333-6465
> cell: 217-390-7888
> 315 Mumford Hall
> 1301 W. Gregory
> Urbana, IL 61801
> grassuser mailing list
> grassuser at grass.itc.it
Soils and Biogeochemistry Graduate Group
University of California at Davis
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