Face Edge Detection System by Using the GAs. - Hideaki Sato; Katsuhiro Sakamoto; Yasue Mitsukura; Norio Akamatsu (KES, 2004)

A Study of Production / Transaction-Related Model Using Control Theory. - Daisuke Doyo; Katsuhiro Sakamoto; Katsuya Aoki (HCI (9), 2007)

Construction of Systematic Learning Support System of Business Theory and Method. - Yoshiki Nakamura 004; Katsuhiro Sakamoto (HCI (9), 2009)