[GRASS-user] i.superpixels.slic not working

[Moritz Lennert]

On 12/06/17 11:38, James Duffy wrote:
> On 12 June 2017 at 10:36, Moritz Lennert <mlennert at club.worldonline.be
> <mailto:mlennert at club.worldonline.be>> wrote:
>
>     On 12/06/17 11:25, James Duffy wrote:
>
>         Hello,
>
>         I'm trying to run the following:
>
>         *i.superpixels.slic -n group=mod1 at PERMANENT output=test
>         num_pixels=5000
>         memory=10000
>
>         *
>         The output gives me the following:
>
>         (Mon Jun 12 10:17:40
>         2017)
>         i.superpixels.slic -n group=mod1 at PERMANENT output=test
>         num_pixels=5000
>         memory=10000
>         Cache data in memory mode
>         Loading input...
>         WARNING: Initialized 5036 of 5070 seeds
>         Performing k mean segmentation...
>
>         And then I get a 'GRASS 7 has stopped working' box pop up.
>
>         I tried again with the default settings for the module:
>
>         *i.superpixels.slic group=mod1 at PERMANENT output=test
>
>         *
>         And got the same error.
>
>         I am using windows 10 professional and GRASS 7.3.svn (2017).
>
>         Has anyone else got this module working, or had the same problem
>         on Windows?
>
>
>     I haven't had any problems running it on Linux, and some colleagues
>     have run it on Windows.
>
>     Just for our info: What are your region settings ?
>
>
> projection: 1 (UTM)
> zone:       43
> datum:      wgs84
> ellipsoid:  wgs84
> north:      25183.22184529
> south:      25157.71783908
> west:       301463.66480893
> east:       301494.2431551
> nsres:      0.07775612
> ewres:      0.0778075
> rows:       328
> cols:       393
> cells:      128904
>
> Just to add, I am running i.segment.uspo without problems using the same
> imagery group and the same region.

Yes, the region is actually very small, so no problem from there. It 
might be an issue with the memory handling. Could you try without 
setting the memory parameter, i.e. using its default value of 300 and 
tell us what happens ?

Moritz