The i.smap module ( http://grass.itc.it/grass63/manuals/html63_user/i.smap.html ) can be utilised for image segmentation. So I suppose you can use the segments for an object-based classification (!).
More details in the manual or from the experts... ! Nikos. Moritz Lennert-2 wrote: > > Hello, > > Some of my colleagues use eCognition for remote sensing data > classification. After having done so for teaching, we are now looking > into the possibilities of replacing proprietary with open source > solutions in research. > > eCognition uses an object-based approach to classification as opposed to > pixel-based. As they put it in their brochure: > > "The technology examines pixels not in isolation, but in context. It > builds up a picture iteratively, recognizing groups of pixels as objects. > Just like the human mind, it uses the color, shape, texture and size of > objects, as well as their context and relationships to draw the same > conclusions and inferences that an experienced analyst would draw." > > Is something like this possible in GRASS ? > Or are there any other open source solutions using this approach ? > > Moritz > _______________________________________________ > grass-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/grass-user > > -- View this message in context: http://www.nabble.com/object-based-classification-%28vs-pixel-based%29-tf4856980.html#a13898688 Sent from the Grass - Users mailing list archive at Nabble.com. _______________________________________________ grass-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-user
