[GRASS-user] SRTM interpolation to sub-meter

Maciek Sieczka werchowyna at epf.pl
Thu Jun 22 14:32:25 EDT 2006


On Fri, 23 Jun 2006 00:41:54 +0800
"maning sambale" <emmanuel.sambale at gmail.com> wrote:

> Hi,
> 
> I have a SRTM DEM data from CGIAR (http://srtm.csi.cgiar.org/).  I'm
> trying to do local sea-level rise modelling.
> Suppose I want it resampled to 30 meters with elevation at a
> centimeters or millimeter units.  Any thoughts on how to do this?

r.resamp.rst

or

r.to.vect, g.region res=30 -a, v.surf.rst/v.surf.idw

or

r.to.vect, g.region res=30 -a, v.to.rast, r.surf.nnbathy/r.surf.idw(2)

or

r.bilinear?

Try what's best for you :).

Maciek

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