2007-TASLP-HeadmotionSynAnalysis
Rigid Head Motion in Expressive Facial Animation: Analysis and Synthesis Carlos Busso, Zhigang Deng, Michael Grimm, Ulrich Neumann, and Shrikanth Narayanan IEEE Transactions on Audio, Speech and Language Processing (TASLP) , 15(3), March 2007, pp. 1075-1086 [pdf]