Face and Facial Feature Extraction from Color Image. - Haiyuan Wu; Taro Yokoyama; Dadet Pramadihanto; Masahiko Yachida (FG, 1996)

Facial Contour Extraction Model. - Taro Yokoyama; Yasushi Yagi; Masahiko Yachida (FG, 1998)

Active contour model for extracting human faces. - Taro Yokoyama; Yasushi Yagi; Masahiko Yachida (ICPR, 1998)

Face identification using an omnidirectional image sequence. - Yu Ohara; Yasushi Yagi; Taro Yokoyama; Masahiko Yachida (IROS, 2002)