A laparoscope positioning system with the surgeon's face image-based human-machine interface. - Atsushi Nishikawa; Toshinori Hosoi; Kengo Koara; Ayae Hikita; Daiji Negoro; Shuichi Asano; Fumio Miyazaki; Mitsugu Sekimoto; Yasuhiro Miyake; Masayoshi Yasui; Morito Monden (CARS, 2001)

Real-Time Visual Tracking of the Surgeon's Face for Laparoscopic Surgery. - Atsushi Nishikawa; Toshinori Hosoi; Kengo Koara; Daiji Negoro; Ayae Hikita; Shuichi Asano; Fumio Miyazaki; Mitsugu Sekimoto; Yasuhiro Miyake; Masayoshi Yasui; Morito Monden (MICCAI, 2001)

FAce MOUSe: A novel human-machine interface for controlling the position of a laparoscope. - Atsushi Nishikawa; Toshinori Hosoi; Kengo Koara; Daiji Negoro; Ayae Hikita; Shuichi Asano; Haruhiko Kakutani; Fumio Miyazaki; Mitsugu Sekimoto; Masayoshi Yasui; Yasuhiro Miyake; Shuji Takiguchi; et al. (IEEE Trans. Robotics Autom., 2003)