Christian Schmaltz Bodo Rosenhahn Thomas Brox Daniel Cremers Joachim Weickert Lennart Wietzke Gerald Sommer Region-Based Pose Tracking. 56-63 2007 conf/ibpria/2007-2 IbPRIA (2) http://dx.doi.org/10.1007/978-3-540-72849-8_8 db/conf/ibpria/ibpria2007-2.html#SchmaltzRBCWWS07