Recognition and representation of text characters using rubber band. - Jingzhi Jiang; Woontae Kim; Hideyoshi Tominaga (ICDAR, 1993)

An undefined character processing system using character structure analysis by mathematical morphology. - Qing Zhu; Akihisa Kodate; Woontae Kim; Yoshiyori Urano; Hideyoshi Tominaga (Syst. Comput. Jpn., 2000)