TY - CONF T1 - Capturing Upper Body Motion in Conversation: an Appearance Quasi-Invariant Approach T2 - 16th International Conference on Multimodal Interaction (ICMI2014) Y1 - 2014 A1 - Marta Marron A1 - D. Gatica A1 - Daniel Pizarro JF - 16th International Conference on Multimodal Interaction (ICMI2014) CY - Estambul, Turquia SN - 978-1-4503-2885 ER -