Yasuhiro Watanabe Norihiro Abe Kazuaki Tanaka Hirokazu Taki Tetsuya Yagi Shoujie He Multimodal Communication System Allowing Man and Avatar to Use Voice and Beck. 161-166 2005 conf/icita/2005 ICITA (1) http://doi.ieeecomputersociety.org/10.1109/ICITA.2005.186 db/conf/icita/icita2005-1.html#WatanabeATTYH05