Variable gain PD sway control of a lifted load for a mobile crane. - Kazuo Kawada; Hiroyuki Sogo; Toru Yamamoto (ACC, 2001)

A Design of Neural-Net Based Self-Tuning PID Controllers. - Michiyo Suzuki; Toru Yamamoto; Kazuo Kawada; Hiroyuki Sogo (ICANN, 2001)