Decision Model for a Robot to Start Communicating with a Human. - Satoshi Ushiyama; Kazunori Matsui; Motoi Yamagiwa; Makoto Murakami; Minoru Uehara; Katsuhiko Shirai (CISIS, 2009)

Decision Model for a System to Start Communicating with a Human Using HMM. - Makoto Murakami; Motoi Yamagiwa; Minoru Uehara; Satoshi Ushiyama; Katsuhiko Shirai (NBiS, 2009)