http://www.umiacs.umd.edu/~yangcj/ressum.html http://i21www.ira.uka.de/image_sequences/ http://www.cs.brown.edu/people/black/images.html http://vismod.media.mit.edu/vismod/demos/kidsroom/object.html http://www.umiacs.umd.edu/~yangcj/node3.html http://www.umiacs.umd.edu/~yangcj/ressum.html