[GRASS-dev] v.surf.rst segment boundaries

Anna Petrášová kratochanna at gmail.com
Wed Nov 18 10:35:01 PST 2015


On Wed, Nov 18, 2015 at 1:29 PM, Michael Barton <Michael.Barton at asu.edu>
wrote:

> Helena (or anyone else),
>
> I really like the amount of control over interpolation that comes with
> v.surf.rst. But it always gives me artifacts at the segment boundaries
> (little “cliffs”). Is there some way to prevent that?
>

Could you perhaps share the command you use and what type of data (sparse
points or dense lidar) you run it for? From my experience, too low tension
or low npmin can cause that. Default settings are usually not producing the
segments, but it might be time inefficient.

Anna

>
> Michael
> ____________________
> C. Michael Barton
> Director, Center for Social Dynamics & Complexity
> Professor of Anthropology, School of Human Evolution & Social Change
> Head, Graduate Faculty in Complex Adaptive Systems Science
> Arizona State University
>
> voice:  480-965-6262 (SHESC), 480-965-8130/727-9746 (CSDC)
> fax: 480-965-7671 (SHESC),  480-727-0709 (CSDC)
> www: http://www.public.asu.edu/~cmbarton, http://csdc.asu.edu
>
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