1. OpenFace: An open source facial behavior analysis toolkit
2. Carlos Busso , Zhigang Deng , Michael Grimm , Ulrich Neumann , and Shrikanth Narayanan . 2007. Rigid head motion in expressive speech animation: Analysis and synthesis . IEEE transactions on audio, speech, and language processing 15, 3( 2007 ), 1075–1086. Carlos Busso, Zhigang Deng, Michael Grimm, Ulrich Neumann, and Shrikanth Narayanan. 2007. Rigid head motion in expressive speech animation: Analysis and synthesis. IEEE transactions on audio, speech, and language processing 15, 3(2007), 1075–1086.
3. Realtime Multi-person 2D Pose Estimation Using Part Affinity Fields
4. Embodied conversational interface agents
5. Animated conversation