[GRASS-dev] Image Segmentation - Summer of Code

Markus Neteler neteler at osgeo.org
Thu Sep 6 06:44:05 PDT 2012


Hi Eric,


great work with the i.segment, I just made a test with the NC Landsat
sample data:

i.segment -w -l group=lsat7_2000 output=testsegment threshold=4 \
               method=region_growing similarity=euclidean minsize=20

The result looks already pretty nice without further parameter tuning.

It would now be cool to susequently perform a unsupervised classification
with, say, i.cluster/i.maxlik in order to group the segments to a certain
number of classes.

Would that be feasible from the resulting image statistics?

thanks
MarkusN


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