Giving Temporal Order to News Corpus. - Hiroshi Uejima; Takao Miura; Isamu Shioya (ICTAI, 2004)

Estimating timestamp from incomplete news corpus. - Takao Miura; Isamu Shioya; Hiroshi Uejima (Commun. Inf. Syst., 2004)

Improving text categorization by resolving semantic ambiguity. - Hiroshi Uejima; Takao Miura; Isamu Shioya (Syst. Comput. Jpn., 2005)