Multi-level clustering of acoustic features for phoneme recognition based on mutual information. - Katsuhiko Shirai; Noriyuki Aoki; Naoki Hosaka (ICASSP, 1989)

Phoneme recognition in continuous speech using feature selection based on mutual information. - Katsuhiko Shirai; Noriyuki Aoki; Naoki Hosaka (EUROSPEECH, 1989)

Speaker adaptive phoneme recognition by multi-level clustering based on mutual information criterion. - Katsuhiko Shirai; Naoki Hosaka; Eiichiro Kitagawa (ICASSP, 1990)

Speaker adaptable phoneme recognition selecting reliable acoustic features based on mutual information. - Katsuhiko Shirai; Naoki Hosaka; Eiichiro Kitagawa; T. Endo (ICSLP, 1990)

Voice Conversion Based on Trajectory Model Training of Neural Networks Considering Global Variance. - Naoki Hosaka; Kei Hashimoto; Keiichiro Oura; Yoshihiko Nankaku; Keiichi Tokuda (INTERSPEECH, 2016)