[GRASS-user] r.to.vect Produces Too Many Areas

[M S]

Since now a vector, can you select and delete those extraneous blocks?

Mark

On Mon, Feb 22, 2010 at 3:14 PM, Rich Shepard <rshepard at appl-ecosys.com> wrote:
>  I've done something incorrectly but cannot find what that is.
>
>  Ran r.water.outlet and produced the output basin map. Then I applied
> r.null to that map setting nulls to zeros. Next I applied r.to.vect to that
> map (with the '-s' option) setting feature to area.
>
>  When I look at the aspect map overlaid by the sub-basin map I see the 5
> extraneous cells that should not be there. You can see them on the attached
> screen shot.
>
>  This did not happen the last time I used r.water.outlet, and the drainage
> map does not suggest to me why these 5 cells are included.
>
>  Help would be appreciated in learning what happened and how to get this
> tail off the map.
>
> Thanks,
>
> Rich
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