Skill Recognition. - Masanobu Yamamoto; Takuya Kondo; Takashi Yamagiwa; Kouji Yamanaka (FG, 1998)

Human Action Tracking Guided by Key-Frames. - Masanobu Yamamoto; Yoshito Ohta; Takashi Yamagiwa; Katsutoshi Yagishita; Hajime Yamanaka; Naoto Ohkubo (FG, 2000)