Nobuhiko Kitawaki

Sebastian Möller, Nicolas Côté, Valérie Gautier-Turbin, Nobuhiko Kitawaki, Akira Takahashi: Instrumental Estimation of E-Model Parameters for Wideband Speech Codecs. EURASIP J. Audio, Speech and Music Processing 2010 (2010)

Takeshi Yamada, Yuki Kasuya, Yuki Shinohara, Nobuhiko Kitawaki: Non-reference Objective Quality Evaluation for Noise-Reduced Speech Using Overall Quality Estimation Model. IEICE Transactions 93-B(6): 1367-1372 (2010)

Takeshi Yoshitome, Kazuto Kamikura, Shoji Makino, Nobuhiko Kitawaki: MPEG-2/H.264 Transcoding with Vector Conversion Reducing Re-Quantization Noise. ICCCN 2010: 1-6

Takeshi Yamada, Tomohiro Nakajima, Nobuhiko Kitawaki, Shoji Makino: Performance estimation of noisy speech recognition considering recognition task complexity. INTERSPEECH 2010: 2042-2045

Yumi Ansa, Shoko Araki, Shoji Makino, Tomohiro Nakatani, Takeshi Yamada, Atsushi Nakamura, Nobuhiko Kitawaki: Cepstral smoothing of separated signals for underdetermined speech separation. ISCAS 2010: 2506-2509

Takeshi Yamada, Masakazu Kumakura, Nobuhiko Kitawaki: Objective Estimation of Word Intelligibility for Noise-Reduced Speech. IEICE Transactions 91-B(12): 4075-4077 (2008)

Nobuhiko Kitawaki: Multimedia Quality Prediction Methodologies for Advanced Mobile and IP-Based Telephony. IEICE Transactions 89-B(2): 262-272 (2006)

Kiyoshi Yamamoto, Futoshi Asano, Takeshi Yamada, Nobuhiko Kitawaki: Detection of Overlapping Speech in Meetings Using Support Vector Machines and Support Vector Regression. IEICE Transactions 89-A(8): 2158-2165 (2006)

Sebastian Möller, Alexander Raake, Nobuhiko Kitawaki, Akira Takahashi, Marcel Wältermann: Impairment Factor Framework for Wide-Band Speech Codecs. IEEE Transactions on Audio, Speech & Language Processing 14(6): 1969-1976 (2006)

Takeshi Yamada, Masakazu Kumakura, Nobuhiko Kitawaki: Performance Estimation of Speech Recognition System Under Noise Conditions Using Objective Quality Measures and Artificial Voice. IEEE Transactions on Audio, Speech & Language Processing 14(6): 2006-2013 (2006)

Takeshi Yamada, Masakazu Kumakura, Nobuhiko Kitawaki: Word intelligibility estimation of noise-reduced speech. INTERSPEECH 2006

Nobuhiko Kitawaki, Kou Nagai, Takeshi Yamada: Objective Quality Assessment of Wideband Speech Coding. IEICE Transactions 88-B(3): 1111-1118 (2005)

Michiaki Katoh, Kiyoshi Yamamoto, Jun Ogata, Takashi Yoshimura, Futoshi Asano, Hideki Asoh, Nobuhiko Kitawaki: State estimation of meetings by information fusion using Bayesian network. INTERSPEECH 2005: 113-116

Takeshi Yamada, Jiro Okada, Nobuhiko Kitawaki: Integration of n-best recognition results obtained by multiple noise reduction algorithms. INTERSPEECH 2004

Futoshi Asano, S. Ikeda, M. Ogawa, Hideki Asoh, Nobuhiko Kitawaki: Combined approach of array processing and independent component analysis for blind separation of acoustic signals. IEEE Transactions on Speech and Audio Processing 11(3): 204-215 (2003)

Futoshi Asano, Yoichi Motomura, Hideki Asoh, Takashi Yoshimura, Naoyuki Ichimura, Kiyoshi Yamamoto, Nobuhiko Kitawaki, Satoshi Nakamura: Detection and separation of speech segment using audio and video information fusion. INTERSPEECH 2003

Nobuhiko Kitawaki, Futoshi Asano, Takeshi Yamada: Characteristics of spoken language required for objective quality evaluation of echo cancellers. INTERSPEECH 2000: 1101-1104

Yoichi Haneda, Shoji Makino, Yutaka Kaneda, Nobuhiko Kitawaki: Common-acoustical-pole and zero modeling of head-related transfer functions. IEEE Transactions on Speech and Audio Processing 7(2): 188-196 (1999)

Yoichi Haneda, Yutaka Kaneda, Nobuhiko Kitawaki: Common-acoustical-pole and residue model and its application to spatial interpolation and extrapolation of a room transfer function. IEEE Transactions on Speech and Audio Processing 7(6): 709-717 (1999)

Akira Takahashi, Nobuhiko Kitawaki, Paolino Usai, David Atkinson: Performance evaluation of objective quality measures for coded speech. EUROSPEECH 1997

Kenzo Itoh, Nobuhiko Kitawaki, Hiroshi Irii, Hiromi Nagabuchi: A new artificial speech signal for objective quality evaluation of speech coding systems. IEEE Transactions on Communications 42(234): 664-672 (1994)

C. R. South, J. Rugelbak, Paolino Usai, Nobuhiko Kitawaki, Hiroshi Irii, John R. Rosenberger, J. R. Cavanaugh, C. A. Adesanya, D. Pascal, N. Gleiss, G. J. Barnes: Subjective performance assessment of CCITT's 16 kbit/s speech coding algorithm. Speech Communication 12(2): 113-133 (1993)

Naotoshi Osaka, Kazuhiko Kakehi, Satori Iai, Nobuhiko Kitawaki: A model for evaluating talker echo and sidetone in a telephone transmission network. IEEE Transactions on Communications 40(11): 1684-1692 (1992)

Nobuhiko Kitawaki, Kenzo Itoh: Pure Delay Effects on Speech Quality in Telecommunications. IEEE Journal on Selected Areas in Communications 9(4): 586-593 (1991)

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

Hiroshi Irii, Kenzo Itoh, Nobuhiko Kitawaki: Multilingual speech data base for evaluating quality of digitized speech. ICSLP 1990