Design of a Database-Driven Excavation Assist Controller Based on the Velocity of the Center-of-Mass for a Hydraulic Excavator. - Masatoshi Kozui; Toru Yamamoto; Hideo Yoshihara; Kazushige Koiwai; Koji Yamashita (IEEE Access, 2021)

Nonsmooth Quasistatic Modeling of Hydraulic Actuators. - Ryo Kikuuwe; Tomofumi Okada; Hideo Yoshihara; Takayuki Doi; Takao Nanjo; Koji Yamashita (CoRR, 2021)