Jonathan Mooser Suya You Ulrich Neumann Real-Time Object Tracking for Augmented Reality Combining Graph Cuts and Optical Flow. 145-152 2007 ISMAR http://dx.doi.org/10.1109/ISMAR.2007.4538839 conf/ismar/2007 db/conf/ismar/ismar2007.html#MooserYN07