[GRASS-user] i.segment

[Markus Metz]

On Mon, Jun 18, 2018 at 4:16 PM, Paul Shapley <p.shapley at gmail.com> wrote:
>
> Hi Users,
>
> I am getting an error when i run i.segment on a small subset of an image:-
>
> 'ERROR: Insufficient number of non-NULL cells in current region'

Either the subset is too small (only one cell) or the current region does
not overlap with the input image.

You can verify the number of non-NULL cells in the current region with
r.univar.

Also make sure that the current region is aligned to the input image with
g.region align=

Markus M

>
> Googled the error and found this (if it helps)
>
>
https://gis.stackexchange.com/questions/256431/error-in-grass-using-i-segment-uspo-function
>
>
> Thanks,
>
>
> --
> Paul J. Shapley MSc CGeog (GIS) FRGS
>
>
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