Eyesweb [0] does some 16 point blob detection and tracking of (human, i guess) skeletons - or the human figure. It can output OSC messages. Does such tool exist as open source? Like in or for, say, GEM? [0] Webpage: http://musart.dist.unige.it/EywMain.html A demo: http://youtube.com/watch?v=J9sC7eb930o