[GRASS-user] Classify basins as "narrow"

Ken Mankoff mankoff at gmail.com
Thu Sep 3 09:43:09 PDT 2020


On 2020-09-03 at 09:27 -07, Ken Mankoff <mankoff at gmail.com> wrote...
> I have skeletons:
>
> r.to.vect -v input=basins output=basins type=area
> v.to.lines input=basins output=bounds

Sorry - that's exoskeleton (boundary), not skeleton.  The Voronoi skeleton is a powerful tool to simplify the algorithm. Thanks again for this suggestion.

> But the voronoi centerline, and then dist from center line to edges,
> is a much tighter algorithm than the current one (distance from edges
> -> invert -> stream route -> extract stream as centerline -> dist from
> center to edges).

  -k.


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