Jason Vandeventer, Lukas Gräser, Magdalena Rychlowska, Paul L. Rosin, A. David Marshall. Towards 4D Coupled Models of Conversational Facial Expression Interactions. In Xianghua Xie, Mark W. Jones, Gary K. L. Tam, editors, Proceedings of the British Machine Vision Conference 2015, BMVC 2015, Swansea, UK, September 7-10, 2015. BMVA Press, 2015. [doi]