Xiaoping Chen. Open knowledge for human-robot interaction. In Heriberto Cuayáhuitl, Lutz Frommberger, Nina Dethlefs, Martijn Van Otterlo, editors, Proceedings of the 2nd Workshop on Machine Learning for Interactive Systems - Bridging the Gap Between Perception, Action and Communication, MLIS@IJCAI 2013, Beijing, China, August 4, 2013. pages 15, ACM, 2013. [doi]