Nobuhiko Kitawaki

Publication Activity (10 Years)

Years Active: 1982-2014
Publications (10 Years): 0

Top Topics

Comparative Evaluation

Spoken Language

Top Venues

Publications

Hao Lu, Takeshi Yamada, Shingo Imai, Takahiro Shinozaki, Ryuichi Nisimura, Kenkichi Ishizuka, Shoji Makino, Nobuhiko Kitawaki
Automatic scoring method for open answer task in the SJ-CAT speaking test considering utterance difficulty level. APSIPA (2014)
Takeshi Yoshitome, Kazuto Kamikura, Shoji Makino, Nobuhiko Kitawaki
MPEG-2/H.264 Transcoding with Vector Conversion Reducing Re-Quantization Noise. ICCCN (2010)
Takeshi Yamada, Yuki Kasuya, Yuki Shinohara, Nobuhiko Kitawaki
Non-reference Objective Quality Evaluation for Noise-Reduced Speech Using Overall Quality Estimation Model. IEICE Trans. Commun. (6) (2010)
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)
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 Music. Process. 2010 (2010)
Takeshi Yamada, Tomohiro Nakajima, Nobuhiko Kitawaki, Shoji Makino
Performance estimation of noisy speech recognition considering recognition task complexity. INTERSPEECH (2010)
Zhenyu Cai, Nobuhiko Kitawaki, Takeshi Yamada, Shoji Makino
Comparison of MOS evaluation characteristics for Chinese, Japanese, and English in IP telephony. IUCS (2010)
Takeshi Yamada, Masakazu Kumakura, Nobuhiko Kitawaki
Objective Estimation of Word Intelligibility for Noise-Reduced Speech. IEICE Trans. Commun. (12) (2008)
Sebastian Möller, Alexander Raake, Nobuhiko Kitawaki, Akira Takahashi, Marcel Wältermann
Impairment Factor Framework for Wide-Band Speech Codecs. IEEE Trans. Speech Audio Process. 14 (6) (2006)
Takeshi Yamada, Masakazu Kumakura, Nobuhiko Kitawaki
Word intelligibility estimation of noise-reduced speech. INTERSPEECH (2006)
Nobuhiko Kitawaki
Multimedia Quality Prediction Methodologies for Advanced Mobile and IP-Based Telephony. IEICE Trans. Commun. (2) (2006)
Kiyoshi Yamamoto, Futoshi Asano, Takeshi Yamada, Nobuhiko Kitawaki
Detection of Overlapping Speech in Meetings Using Support Vector Machines and Support Vector Regression. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (8) (2006)
Takeshi Yamada, Masakazu Kumakura, Nobuhiko Kitawaki
Performance Estimation of Speech Recognition System Under Noise Conditions Using Objective Quality Measures and Artificial Voice. IEEE Trans. Speech Audio Process. 14 (6) (2006)
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)
Nobuhiko Kitawaki, Kou Nagai, Takeshi Yamada
Objective Quality Assessment of Wideband Speech Coding. IEICE Trans. Commun. (3) (2005)
Akira Takahashi, Hideaki Yoshino, Nobuhiko Kitawaki
Perceptual QoS assessment technologies for VoIP. IEEE Commun. Mag. 42 (7) (2004)
Takeshi Yamada, Jiro Okada, Nobuhiko Kitawaki
Integration of n-best recognition results obtained by multiple noise reduction algorithms. INTERSPEECH (2004)
Futoshi Asano, Shiro Ikeda, Michiaki Ogawa, Hideki Asoh, Nobuhiko Kitawaki
Combined approach of array processing and independent component analysis for blind separation of acoustic signals. IEEE Trans. Speech Audio Process. 11 (3) (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)
Kiyoshi Yamamoto, Futoshi Asano, Willem F. G. van Rooijen, Eric Y. L. Ling, Takeshi Yamada, Nobuhiko Kitawaki
Estimation of the number of sound sources using support vector machines and its application to sound source separation. ICASSP (5) (2003)
Futoshi Asano, Shiro Ikeda, Michiaki Ogawa, Hideki Asoh, Nobuhiko Kitawaki
A combined approach of array processing and independent component analysis for blind separation of acoustic signals. ICASSP (2001)
Nobuhiko Kitawaki, Futoshi Asano, Takeshi Yamada
Characteristics of spoken language required for objective quality evaluation of echo cancellers. INTERSPEECH (2000)
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 Trans. Speech Audio Process. 7 (6) (1999)
Yoichi Haneda, Shoji Makino, Yutaka Kaneda, Nobuhiko Kitawaki
Common-acoustical-pole and zero modeling of head-related transfer functions. IEEE Trans. Speech Audio Process. 7 (2) (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 Trans. Commun. 42 (234) (1994)
C. R. South, J. Rugelbak, Paolino Usai, Nobuhiko Kitawaki, Hiroshi Irii, John R. Rosenberger, J. R. Cavanaugh, C. A. Adesanya, D. Pascal, Norman Gleiss, G. J. Barnes
Subjective performance assessment of CCITT's 16 kbit/s speech coding algorithm. Speech Commun. 12 (2) (1993)
Naotoshi Osaka, Kazuhiko Kakehi, Satori Iai, Nobuhiko Kitawaki
A model for evaluating talker echo and sidetone in a telephone transmission network. IEEE Trans. Commun. 40 (11) (1992)
Takeshi Tachi, Satoru Iai, Nobuhiko Kitawaki
Proposal of selection method test pictures in HDTV subjective quality assessments. Comput. Commun. Rev. 22 (3) (1992)
Hiromi Nagabuchi, Nobuhiko Kitawaki
Evaluation and improvement of coded speech quality degraded by cell loss in ATM networks. EUROSPEECH (1991)
Nobuhiko Kitawaki, Kenzo Itoh
Pure Delay Effects on Speech Quality in Telecommunications. IEEE J. Sel. Areas Commun. 9 (4) (1991)
Hiroshi Irii, Kenzo Itoh, Nobuhiko Kitawaki
Multilingual speech data base for evaluating quality of digitized speech. ICSLP (1990)
Nobuhiko Kitawaki, Hiromi Nagabuchi, Masahiro Taka, Kenzo Takahashi
Speech coding technology for ATM networks. IEEE Commun. Mag. 28 (1) (1990)
Nobuhiko Kitawaki, Hiromi Nagabuchi
Quality assessment of speech coding and speech synthesis systems. IEEE Commun. Mag. 26 (10) (1988)
Nobuhiko Kitawaki, Hiromi Nagabuchi, Kenzo Itoh
Objective quality evaluation for low-bit-rate speech coding systems. IEEE J. Sel. Areas Commun. 6 (2) (1988)
Nobuhiko Kitawaki, Masaaki Honda, Kenzo Itoh
Speech-quality assessment methods for speech-coding systems. IEEE Commun. Mag. 22 (10) (1984)
Nobuhiko Kitawaki, Kenzo Itoh, Masaaki Honda, Kazuhiko Kakehi
Comparison of objective speech quality measures for voiceband CODECs. ICASSP (1982)
Masaaki Honda, Nobuhiko Kitawaki, Fumitada Itakura
Adaptive bit allocation scheme in predictive coding of speech. ICASSP (1982)