[GRASS-user] v.surf.rst limitations?

[Carlos "Guâno" Grohmann]

I don't think this is a HW limitation. I am working on a CoreDuo
1.87GHz, 1.5Gb RAM, +60Gb free space, 1Gb swap.

Carlos



On 12/4/06, Michael Perdue <michael_perdue at yahoo.ca> wrote:
> Carlos,
>
> To the best of my knowledge, the only limitation on v.surf.rst is
> imposed by the limits of your hardware. IE, your probably running
> into memory allocation problems. You can try increasing your swap
> space, but be aware that v.surf.rst will take a painfully long time
> to process that many points. Alternately, I'd recommend you give
> r.in.xyz and v.surf.bspline a try.
>
> Cheers,
>
> Mike
>
> On 4-Dec-06, at 3:49 AM, Carlos "Guâno" Grohmann wrote:
>
> > Hello, I have this LIDAR dataset with abou 5.5 millions points that I
> > imported with v.in.ascii -ztb, and I want to interpolate in a DEM with
> > 5m resolution, which gives me about 13.5 million cells. When I try to
> > run v.surf.rst (GRASS 6.3 cvs), it get killed after 30-40 minutes. Is
> > there a limitation on v.surf.rst?
> >
> > thanks
> >
> > --
> > +-----------------------------------------------------------+
> >              Carlos Henrique Grohmann - Guano
> >  Geologist M.Sc  - Doctorate Student at IGc-USP - Brazil
> > Linux User #89721  - carlos dot grohmann at gmail dot com
> > +-----------------------------------------------------------+
> > _________________
> > "Good morning, doctors. I have taken the liberty of removing Windows
> > 95 from my hard drive."
> > --The winning entry in a "What were HAL's first words" contest judged
> > by 2001: A SPACE ODYSSEY creator Arthur C. Clarke
> >
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-- 
+-----------------------------------------------------------+
              Carlos Henrique Grohmann - Guano
  Geologist M.Sc  - Doctorate Student at IGc-USP - Brazil
Linux User #89721  - carlos dot grohmann at gmail dot com
+-----------------------------------------------------------+
_________________
"Good morning, doctors. I have taken the liberty of removing Windows
95 from my hard drive."
--The winning entry in a "What were HAL's first words" contest judged
by 2001: A SPACE ODYSSEY creator Arthur C. Clarke