Yoshifumi Nishida Koji Kitamura Hiroshi Aizawa Toshio Hori Makoto Kimura Takeo Kanade Hiroshi Mizoguchi Real world sensorization for observing human behavior and its application to behavior-to-speech. 289-291 2004 conf/iui/2004 IUI http://doi.acm.org/10.1145/964442.964508 db/conf/iui/iui2004.html#NishidaKAHKKM04