Adaptive post-filtering controlled by pitch frequency for CELP-based speech coder. - Hironobu Chiba; Yutaka Kamamoto; Takehiro Moriya; Noboru Harada; Shigeki Miyabe; Takeshi Yamada; Shoji Makino (ACSSC, 2014)

On microphone arrangement for multichannel speech enhancement based on nonnegative matrix factorization in time-channel domain. - Yoshikazu Murase; Hironobu Chiba; Nobutaka Ono; Shigeki Miyabe; Takeshi Yamada; Shoji Makino (APSIPA, 2014)

Amplitude-based speech enhancement with nonnegative matrix factorization for asynchronous distributed recording. - Hironobu Chiba; Nobutaka Ono; Shigeki Miyabe; Yu Takahashi; Takeshi Yamada; Shoji Makino (IWAENC, 2014)

Diffuse noise suppression with asynchronous microphone array based on amplitude additivity model. - Yoshikazu Murase; Hironobu Chiba; Nobutaka Ono; Shigeki Miyabe; Takeshi Yamada; Shoji Makino (APSIPA, 2015)

Microphone Array Wiener Post Filtering Using Monotone Operator Splitting. - Kenta Niwa; Hironobu Chiba; Noboru Harada; Guoqiang Zhang 003; W. Bastiaan Kleijn (IEEE ACM Trans. Audio Speech Lang. Process., 2020)

Effects of Acoustic Transparency of Wearable Audio Devices on Audio AR. - Yuki Watanabe; Hironobu Chiba; Kenichi Noguchi; Hiroaki Itou; Tatsuya Kako (CHI, 2025)