[GRASS-user] Problem running i.segment.stats

Moritz Lennert mlennert at club.worldonline.be
Tue Oct 18 08:37:02 PDT 2016


On 18/10/16 17:28, James Duffy wrote:
> On 18 October 2016 at 16:17, Moritz Lennert
> <mlennert at club.worldonline.be <mailto:mlennert at club.worldonline.be>> wrote:
>
>     On 18/10/16 14:27, James Duffy wrote:
>
>         Hello,
>
>         I'm using GRASS 7.0.4 on the OSGeoLive pre-built operating system. I
>         have installed the addon 'i.segment.stats' to use with my output
>         from
>         'i.segment.uspo'.
>
>         When selecting the 'rasters' input for this tool, I choose the
>         original
>         layers that were used to create the segmented map in the first
>         place.
>         Upon execution of 'i.segment.stats', i get the following error:
>
>         Element type should be "cell" and not "raster.
>
>
>     The above message is just a warning and should not keep the module
>     from working. I just fixed this (r69700), so try reinstalling
>     i.segment.stats.
>
>
> Ok thank you, have reinstalled and the message no longer appears.
>
>
>
>         The tool does not continue and outputs a blank .csv file.
>
>         Any help solving this would be much appreciated.
>
>
>     Could you send us the command line used (you can get that by pushing
>     the 'Copy' button in the GUI of the module or through the command
>     history in the GUI 'command console')
>
>
> i.segment.stats --overwrite --verbose
> map=angle_seg_uspo_angle_region_1_rank1 at angle1
> rasters=angle_ortho.1 at angle1 raster_statistics=min,max,mean,stddev,sum
> csvfile=/home/jd/Wales_GRASS/isegstats_gp_test separator=comma
>
> With this command, the output .csv is still empty apart from the headers.

Are you sure the region is set to angle_seg_uspo_angle_region_1_rank1 ? 
I.e.:

g.region rast=angle_seg_uspo_angle_region_1_rank1

What do

g.region -p
and
r.info angle_seg_uspo_angle_region_1_rank1

give you ?

Moritz


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