Quality assessment of speech coding and speech synthesis systems. - Nobuhiko Kitawaki; Hiromi Nagabuchi (IEEE Commun. Mag., 1988)

Objective quality evaluation for low-bit-rate speech coding systems. - Nobuhiko Kitawaki; Hiromi Nagabuchi; Kenzo Itoh (IEEE J. Sel. Areas Commun., 1988)

Speech coding technology for ATM networks. - Nobuhiko Kitawaki; Hiromi Nagabuchi; Masahiro Taka; Kenzo Takahashi (IEEE Commun. Mag., 1990)

Evaluation and improvement of coded speech quality degraded by cell loss in ATM networks. - Hiromi Nagabuchi; Nobuhiko Kitawaki (EUROSPEECH, 1991)

A new reference signal for evaluating the quality of speech coded at low bit rates. - Naomi Asanuma; Hiromi Nagabuchi (EUROSPEECH, 1993)

A new artificial speech signal for objective quality evaluation of speech coding systems. - Kenzo Itoh; Nobuhiko Kitawaki; Hiroshi Irii; Hiromi Nagabuchi (IEEE Trans. Commun., 1994)

Speech intelligibility and loudness assessment in a wireless personal communication. - Hiromi Nagabuchi; Akira Takahashi 001; Mineyoshi Ogawa (EUROSPEECH, 1995)