[GRASS-dev] i.segment: invalid region id 0

[Moritz Lennert]

On 31/07/13 10:01, Pietro wrote:
> Hi Pierre,
>
> On Wed, Jul 31, 2013 at 4:35 AM, Pierre Roudier
> <pierre.roudier at gmail.com>  wrote:
>> Any of you guys have code around to do hierarchical segmentation?
>
> I'm working to develop a module that use several machine learning
> technique to classify the segments results...
> the part concerning the hierarchical segmentation is working quite well...
>
> ml.classify group=rgb seg_thresholds=0.02,0.05,0.1
> seg_opts="method=region_growing,similarity=euclidean,minsize=2"
> seg_name=seg__%.2f -s
>
> If you think that could be useful, perhaps I could split into a
> separate module.

+1

I think it's always best to have one module do one thing well. And 
people might want to hierarchical segmentation for other purposes than 
classification.

And don't hesitate to publish your classification module as early as 
possible in addons. This way we can all test and contribute.

Moritz