Andrew Cross, Edward Cutrell, William Thies. Low-cost audience polling using computer vision. In Rob Miller, Hrvoje Benko, Celine Latulipe, editors, The 25th Annual ACM Symposium on User Interface Software and Technology, UIST '12, Cambridge, MA, USA, October 7-10, 2012. pages 45-54, ACM, 2012. [doi]
Abstract is missing.