A study of vocal tract length normalization with generation-dependent acoustic models. - Keiko Fujita; Yoshio Ono; Yoshihisa Nakatoh (INTERSPEECH, 2000)

A new digital TV interface employing speech recognition. - Keiko Fujita; Hiroyasu Kuwano; Takashi Tsuzuki; Yoshio Ono; Toshihide Ishihara (IEEE Trans. Consumer Electron., 2003)

Content-Generation System Using a Learner's Answering Process. - Haru Ando; Keiko Fujita; Taro Ishikawa (ICALT, 2005)

Content-Clipping System Using Multi-modal Analysis. - Haru Ando; Keiko Fujita; Junko Yamagishi; Taro Ishikawa (ICALT, 2006)

Mathematical view of a blind source separation on a time frequency space. - Keiko Fujita; Yoshitsugu Takei; Akira Morimoto; Ryuichi Ashino (Appl. Math. Comput., 2007)