VideoMAP and VideoSpaceIcon: tools for anatomizing video content. - Yoshinobu Tonomura; Akihito Akutsu; Kiyotaka Otsuji; Toru Sadakata (INTERCHI, 1993)

Projection-detecting Filter for Video Cut Detection. - Kiyotaka Otsuji; Yoshinobu Tonomura (Multim. Syst., 1994)

Tree-structured noise-adapted HMM modeling for piecewise linear-transformation-based adaptation. - Zhipeng Zhang; Kiyotaka Otsuji; Sadaoki Furui (INTERSPEECH, 2003)