Recognition System for Handprinted Characters. - Kiyoshi Iwata; Masumi Yoshida; Eiishiro Yamamoto; Takeshi Masui; Yukikazu Kabuyama; Shin-ichi Shimizu (IFIP Congress, 1977)

Data compression methods for document image including screened halftones. - Takeshi Masui; Yasuhiro Nasu; Eiji Shimizu (VCIP, 1993)