Use of non-verbal information in communication between human and robot. - Masao Yokoyama; Kazumi Aoyama; Hideaki Kikuchi; Katsuhiko Shirai (ICSLP, 1998)

Controlling gaze of humanoid in communication with human. - Hideaki Kikuchi; Masao Yokoyama; Keiichiro Hoashi; Yasuaki Hidaki; Tetsunori Kobayashi; Katsuhiko Shirai (IROS, 1998)

Controlling non-verbal information in speaker-change for spoken dialogue. - Kazumi Aoyama; Masao Yokoyama; Hideaki Kikuchi; Katsuhiko Shirai (SMC, 2000)

Humanoid Robots in Waseda University-Hadaly-2 and WABIAN. - Shuji Hashimoto; Seinosuke Narita; Hironori Kasahara; Katsuhiko Shirai; Atsuo Kobayashi; Atsuo Takanishi; Shigeki Sugano; Jin'ichi Yamaguchi; Hideyuki Sawada; Hideaki Takanobu; Koji Shibuya; Toshio Morita; et al. (Auton. Robots, 2002)

Optimization of the stochastic dynamic production cycling problem by a genetic algorithm. - Masao Yokoyama; Harold W. Lewis III (Comput. Oper. Res., 2003)

Scheduling for two-stage production system with setup and assembly operations. - Masao Yokoyama (Comput. Oper. Res., 2004)

Three-stage flow-shop scheduling with assembly operations to minimize the weighted sum of product completion times. - Masao Yokoyama; Daryl L. Santos (Eur. J. Oper. Res., 2005)

Flow-shop scheduling with setup and assembly operations. - Masao Yokoyama (Eur. J. Oper. Res., 2008)

Some remarks on surface conditions of solid body plunging into water with particle method. - Masao Yokoyama; Yoshihiro Kubota; Kenji Kikuchi; Genki Yagawa; Osamu Mochizuki (Adv. Model. Simul. Eng. Sci., 2014)

Relation between violin timbre and harmony overtone. - Masao Yokoyama; Yoshiki Awahara; Genki Yagawa (Proc. Meet. Acoust., 2016)