Hirokazu Kameoka (The University of Tokyo/NTT)

Publications

Dissertation | Journals | Review papers | Conference papers | Invited talks

Ph.D. Thesis
- Hirokazu Kameoka, "Statistical approach to multipitch analysis," Ph.D. Thesis, The University of Tokyo, Mar. 2007. manuscript [2007 Dean's Award for Outstanding Student in the Graduate School of Information Science and Technology from University of Tokyo]

Journals
- Hirokazu Kameoka, Kota Yoshizato, Tatsuma Ishihara, Kento Kadowaki, Yasunori Ohishi, and Kunio Kashino, "Generative modeling of voice fundamental frequency contours," IEEE Transactions on Audio, Speech and Language Processing, Accepted for publication, 2015.
- Hirokazu Kameoka, Misa Sato, Takuma Ono, Nobutaka Ono, Shigeki Sagayama, "Bayesian nonparametric approach to blind separation of infinitely many sparse sources," IEICE Transactions on Fundamentals of Electronics, Vol.E96-A, No.10, pp. 1928-1937, Oct. 2013. manuscript
- Hirokazu Kameoka, Nobutaka Ono, Shigeki Sagayama, "Speech spectrum modeling for joint estimation of spectral envelope and fundamental frequency," IEEE Trans. on Audio, Speech and Language Processing, Vol. 18, No. 6, pp. 1507-1516, Aug. 2010. manuscript
- Hirokazu Kameoka, Yutaka Kamamoto, Noboru Harada, Takehiro Moriya, "A linear predictive coding algorithm minimizing the Golomb-Rice code length of the residual signal," IEICE Transactions on Fundamentals of Electronics, Vol. J91-A, No. 11, pp. 1017-1025, Nov. 2008 (in Japanese). manuscript
- Hirokazu Kameoka, Takuya Nishimoto, Shigeki Sagayama, "A multipitch analyzer based on harmonic temporal structured clustering," IEEE Transactions on Audio, Speech and Language Processing, Vol. 15, No. 3, pp. 982-994, Mar. 2007. manuscript [The Itakura Prize Innovative Young Researcher Award] [The 1st IEEE Signal Processing Society Japan Chapter Student Paper Award] [IEEE Signal Processing Society 2008 SPS Young Author Best Paper Award]
- Daichi Kitamura, Hiroshi Saruwatari, Hirokazu Kameoka, Yu Takahashi, Kazunobu Kondo, Satoshi Nakamura, "Multichannel signal separation combining directional clustering and nonnegative matrix factorization with spectrogram restoration," IEEE Transactions on Audio, Speech and Language Processing, Accepted for publication, 2015.
- Ryosuke Sugiura, Yutaka Kamamoto, Noboru Harada, Hirokazu Kameoka, Takehiro Moriya, "Resolution warped spectral representation for low-delay and low-bit-rate audio coder," IEEE Transactions on Audio, Speech and Language Processing, vol. 23, no. 2, pp. 288-299, Feb. 2015.
- Hideyuki Tachibana, Hirokazu Kameoka, Nobutaka Ono, Shigeki Sagayama, "Harmonic/Percussive sound separation based on anisotropic smoothness of spectrograms," IEEE Transactions on Audio, Speech and Language Processing, vol. 22, no. 12, pp. 2059-2073, 2015.
- Hiroshi Sawada, Hirokazu Kameoka, Shoko Araki, Naonori Ueda, "Multichannel extensions of non-negative matrix factorization with complex-valued data," IEEE Transactions on Audio, Speech and Language Processing, Vol. 21, No. 5, pp. 971-982, May 2013. manuscript
- Gen Hori, Hirokazu Kameoka, Shigeki Sagayama, "Input-Output HMM applied to automatic arrangement for guitars,'' Journal of Information Processing, Vol. 21, No. 2, pp. 264-271, 2013.
- Akisato Kimura, Masashi Sugiyama, Hitoshi Sakano, Hirokazu Kameoka, "Designing various component analysis at will via generalized pairwise expression," IPSJ Transactions on Mathematical Modeling and its Applications (TOM), Vol. 6, No. 1, pp. 136-145, Mar. 2013.
- Akisato Kimura, Masashi Sugiyama, Takuho Nakano, Hirokazu Kameoka, Hitoshi Sakano, Eisaku Maeda, Katsuhiko Ishiguro, "SemiCCA: Efficient semi-supervised learning of canonical correlations," IPSJ Transactions on Mathematical Modeling and its Applications (TOM), Vol. 6. No. 1, pp. 128-135, Mar. 2013.
- Tomoyuki Hamamura, Bunpei Irie, Daisuke Saito, Hirokazu Kameoka, Shigeki Sagayama, "A combination framework of analytic/holistic methods based on Bayes' decision rule for handwritten word recognition," IEICE Transactions on Information and Systems, Vol. J95-D, No. 11, pp. 1953-1961, 2012 (in Japanese).
- Jonathan Le Roux, Hirokazu Kameoka, Nobutaka Ono, Alain de Cheveigné and Shigeki Sagayama, "Computational auditory induction as a missing-data model-fitting problem with Bregman divergence," Speech Communication (Special issue on Perceptual and Statistical Audition), Vol. 53, No. 5, pp. 658-676, Jun. 2011. manuscript
- Shoichiro Saito, Hirokazu Kameoka, Keigo Takahashi, Takuya Nishimoto, Shigeki Sagayama, "Specmurt analysis of polyphonic music signals," IEEE Transactions on Audio, Speech and Language Processing, Vol. 16, No. 3, pp. 639-650, 2008. manuscript
- Jonathan Le Roux, Hirokazu Kameoka, Nobutaka Ono, Alain de Cheveigné and Shigeki Sagayama, "Single and multiple pitch contour estimation through parametric spectrogram modeling of speech in noisy environments," IEEE Transactions on Audio, Speech and Language Processing, Vol. 15, No. 4, pp. 1135-1145, May 2007. manuscipt

Review papers
- Hirokazu Kameoka, "Non-negative matrix factorization and its applications to audio signal processing (Invited talk)" Technical Report of IEICE, Vol. 112, No. 347, EA2012-118, pp. 53-58, Dec. 2012 (in Japanese). manuscript slides
- Hirokazu Kameoka, "Non-negative matrix factorization," Journal of the Society of Instrument and Control Engineers, Vol. 51, No. 9, pp. 835-844, Sep. 2012 (in Japanese). manuscript
- Hirokazu Kameoka, "Non-negative matrix factorization with application to audio signal processing," Acoustical Science and Technology, Vol. 68, No. 11, pp. 559-565, Nov. 2012 (in Japanese). manuscript
- Hirokazu Kameoka, Shigeki Sagayama, "Multipitch analysis and automatic music transcription," IPSJ Magazine, Vol. 50 No. 8, pp. 711-716, 2009 (in Japanese). manuscript

Conference papers
- Hirokazu Kameoka, "Multi-resolution signal decomposition with time-domain spectrogram factorization," Accepted for publication in Proc. 2015 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2015), Apr. 2015.
- Tomohiko Nakamura, Hirokazu Kameoka, "Lp-norm non-negative matrix factorization and its application to singing voice enhancement," Accepted for publication in Proc. 2015 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2015), Apr. 2015.
- Daichi Kitamura, Nobutaka Ono, Hiroshi Sawada, Hirokazu Kameoka, Hiroshi Saruwatari, "Efficient multichannel nonnegative matrix factorization exploiting rank-1 spatial model," Accepted for publication in Proc. 2015 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2015), Apr. 2015.
- Ryosuke Sugiura, Yutaka Kamamoto, Noboru Harada, Hirokazu Kameoka, Takehiro Moriya, "Golomb-Rice coding optimized via LPC for frequency domain audio coder," in Proc. of The 2nd IEEE Global Conference on Signal and Information Processing (GlobalSIP 2014), Dec. 2014. (PDF)
- Takuya Higuchi, Hirokazu Kameoka, "Unified approach for underdetermined BSS, VAD, dereverberation and DOA estimation with multichannel factorial HMM," in Proc. of The 2nd IEEE Global Conference on Signal and Information Processing (GlobalSIP 2014), Dec. 2014. (PDF)
- Daichi Kitamura, Hiroshi Saruwatari, Satoshi Nakamura, Yu Takahashi, Kazunobu Kondo, Hirokazu Kameoka, "Hybrid multichannel signal separation using supervised nonnegative matrix factorization with spectrogram restoration," Accepted for publication in Proc. Asia Pacific Signal and Information Processing Association Annual Summit and Conference 2014 (APSIPA ASC 2014), Dec. 2014.
- Tomohiko Nakamura, Kotaro Shikata, Norihiro Takamune, Hirokazu Kameoka, "Harmonic-Temporal Factor Decomposition incorporating music prior information for informed monaural source separation," in Proc. The 15th International Society for Music Information Retrieval Conference (ISMIR 2014), pp. 623-628, Oct. 2014. (PDF)
- Hirokazu Kameoka, Norihiro Takamune, "Training restricted Boltzmann machines with auxiliary function approach," in Proc. The 24th IEEE International Workshop on Machine Learning for Signal Processing (MLSP2014), Sep. 2014. (PDF)
- Norihiro Takamune, Hirokazu Kameoka, "Maximum reconstruction probability training of restricted Boltzmann machines with auxiliary function approach," in Proc. The 24th IEEE International Workshop on Machine Learning for Signal Processing (MLSP 2014), Sep. 2014. (PDF)
- Takuya Higuchi, Hirokazu Kameoka, "Joint audio source separation and dereverberation based on multichannel factorial hidden Markov model," in Proc. The 24th IEEE International Workshop on Machine Learning for Signal Processing (MLSP 2014), Sep. 2014. (PDF) publications/Kadowaki2014Interspeech09published2.pdf">(PDF)
- Kento Kadowaki, Tatsuma Ishihara, Nobukatsu Hojo, Hirokazu Kameoka, "Speech prosody generation for text-to-speech synthesis based on generative model of F0 contours," in Proc. The 15th Annual Conference of the International Speech Communication Association (Interspeech 2014), pp. 2322-2326, Sep. 2014. (PDF)
- Takuya Higuchi, Hirofumi Takeda, Tomohiko Nakamura, Hirokazu Kameoka, "A unified approach for underdetermined blind signal separation and source activity detection by multichannel factorial hidden Markov models," in Proc. The 15th Annual Conference of the International Speech Communication Association (Interspeech 2014), pp. 850-854, Sep. 2014. (PDF)
- Ryosuke Sugiura, Yutaka Kamamoto, Noboru Harada, Hirokazu Kameoka, Takehiro Moriya, "Direct linear conversion of LSP parameters for perceptual control in speech and audio coding," in Proc. The 2014 European Signal Processing Conference (EUSIPCO 2014), TU-L03-2, Sep. 2014. (PDF)
- Ryosuke Sugiura, Yutaka Kamamoto, Noboru Harada, Hirokazu Kameoka, Takehiro Moriya, "Representation of spectral envelope with warped frequency resolution for audio coder," in Proc. The 2014 European Signal Processing Conference (EUSIPCO 2014), TU-L03-1, Sep. 2014. (PDF)
- Tomohiko Nakamura, Hirokazu Kameoka, "Fast signal reconstruction from magnitude spectrogram of continuous wavelet transform based on spectrogram consistency," in Proc. The 17th International Conference on Digital Audio Effects (DAFx-14), pp. 129-135, Sep. 2014. (PDF)
- Daichi Kitamura, Hiroshi Saruwatari, Satoshi Nakamura, Yu Takahashi, Kazunobu Kondo, Hirokazu Kameoka, "Divergence optimization in nonnegative matrix factorization with spectrogram restoration for multichannel signal separation," in Proc. The 4th Joint Workshop on Hands-free Speech Communication and Microphone Arrays (HSCMA 2014), May 2014.
- Takuya Higuchi, Norihiro Takamune, Tomohiko Nakamura, Hirokazu Kameoka, "Underdetermined blind separation and tracking of moving sources based on DOA-HMM, in Proc. 2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2014), pp. 3215-3219, May 2014. (PDF)
- Yasunori Ohishi, Daichi Mochihashi, Hirokazu Kameoka, Kunio Kashino, "Mixture of Gaussian process experts for predicting sung melodic contour with expressive dynamic fluctuations," in Proc. 2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2014), pp. 3742-3746, May 2014. (PDF)
- Masahiro Nakano, Yasunori Ohishi, Hirokazu Kameoka, Ryo Mukai, Kunio Kashino, "Mondrian hidden Markov model for music signal processing, in Proc. 2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2014), pp. 2424-2428, May 2014. (PDF)
- Tomohiko Nakamura, Hirokazu Kameoka, Kazuyoshi Yoshii, Masataka Goto, "Timbre replacement of harmonic and drum components for music audio signals," in Proc. 2014 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2014), pp. 7520-7524, May 2014. (PDF)
- Masato Tsuchiya, Kazuki Ochiai, Hirokazu Kameoka, Shigeki Sagayama, "Probabilistic model of two-dimensional rhythm tree structure representation for automatic transcription of polyphonic MIDI signals," in Proc. The 2013 Asia Pacific Signal and Information Processing Association (APSIPA) Annual Summit and Conference (APSIPA-ASC 2013), Oct. 2013.
- Nobukatsu Hojo, Kota Yoshizato, Hirokazu Kameoka, Daisuke Saito, Shigeki Sagayama, "Text-to-speech synthesizer based on combination of composite wavelet and hidden Markov models," in Proc. The 8th ISCA Speech Synthesis Workshop (SSW8), pp. 129-134, Aug. 2013. (PDF)
- Hirokazu Kameoka, Kota Yoshizato, Tatsuma Ishihara, Yasunori Ohishi, Kunio Kashino, Shigeki Sagayama, "Generative modeling of speech F0 contours," in Proc. The 14th Annual Conference of the International Speech Communication Association (Interspeech 2013), pp. 1826-1830, Aug. 2013. (PDF) (Poster)
- Tatsuma Ishihara, Hirokazu Kameoka, Kota Yoshizato, Daisuke Saito, Shigeki Sagayama, "Probabilistic speech F0 contour model incorporating statistical vocabulary model of phrase-accent command sequence," in Proc. The 14th Annual Conference of the International Speech Communication Association (Interspeech 2013), pp. 1017-1021, Aug. 2013. (PDF)
- Hirokazu Kameoka, Misa Sato, Takuma Ono, Nobutaka Ono, Shigeki Sagayama, "Blind separation of infinitely many sparse sources," in Proc. The 13th International Workshop on Acoustic Signal Enhancement (IWAENC 2012), H-09, Sep. 2012. (PDF) (Poster)
- Akisato Kimura, Masashi Sugiyama, Hitoshi Sakano, Hirokazu Kameoka, "Designing various component analysis at will," Accepted for publication in Proc. The 21^st International Conference on Pattern Recognition (ICPR 2012), Nov. 2012.
- Hirokazu Kameoka, Kazuki Ochiai, Masahiro Nakano, Masato Tsuchiya, Shigeki Sagayama, "Context-free 2D tree structure model of musical notes for Bayesian modeling of polyphonic spectrograms," in Proc. The 13th International Society for Music Information Retrieval Conference (ISMIR 2012), pp. 307-312, Oct. 2012. (PDF) (Poster)
- Kota Yoshizato, Hirokazu Kameoka, Daisuke Saito, Shigeki Sagayama, "Hidden Markov convolutive mixture model for pitch contour analysis of speech," in Proc. The 13th Annual Conference of the International Speech Communication Association (Interspeech 2012), Mon.O2d.06, Sep. 2012. (PDF) ?qSelected as a finalist of the Best Student Paper Award?r
- Yasunori Ohishi, Hirokazu Kameoka, Daichi Mochihashi, Kunio Kashino, "A stochastic model of singing voice F0 contours for characterizing expressive dynamic components," Accepted for publication in Proc. The 13th Annual Conference of the International Speech Communication Association (Interspeech 2012), Sep. 2012.
- Kota Yoshizato, Hirokazu Kameoka, Daisuke Saito, Shigeki Sagayama, "Statistical approach to Fujisaki-model parameter estimation from speech signals and its quantitative evaluation," in Proc. Speech Prosody 2012, Vol. 1, pp.175-178, May 2012. (PDF)
- Kazuki Ochiai, Hirokazu Kameoka, Shigeki Sagayama, "Explicit beat structure modeling for non-negative matrix factorization-based multipitch analysis," in Proc. 2012 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2012), pp. 133-136, Mar. 2012. (PDF)
- Hiroshi Sawada, Hirokazu Kameoka, Shoko Araki, Naonori Ueda, "Efficient algorithms for multichannel extensions of Itakura-Saito nonnegative matrix factorization," in Proc. 2012 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2012), pp. 261-264, Mar. 2012. (PDF)
- Masahiro Nakano, Yasunori Ohishi, Hirokazu Kameoka, Ryo Mukai, Kunio Kashino, "Bayesian nonparametric music parser," in Proc. 2012 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2012), pp. 461-464, Mar. 2012. (PDF)
- Hideyuki Tachibana, Hirokazu Kameoka, Nobutaka Ono, Shigeki Sagayama, "Comparative evaluations of various harmonic/percussive sound separation algorithms based on anisotropic continuity of spectrogram," in Proc. 2012 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2012), pp. 465-468, Mar. 2012. (PDF)
- Hirokazu Kameoka, Masahiro Nakano, Kazuki Ochiai, Yutaka Imoto, Kunio Kashino, Shigeki Sagayama, "Constrained and regularized variants of non-negative matrix factorization incorporating music-specific constraints," in Proc. 2012 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2012), pp. 5365-5368, Mar. 2012. (PDF)
- Kazuma Takeda, Hirokazu Kameoka, Hiroshi Sawada, Shoko Araki, Takeshi Yamada, Shoji Makino, Shigeki Miyabe, "Undetermined BSS with multichannel complex NMF assuming W-disjoint orthogonality of sources," Accepted for publication in Proc. TENCON2011, 2011.
- Hiroshi Sawada, Hirokazu Kameoka, Shoko Araki, Naonori Ueda, "New Formulations and Efficient Algorithms for Multichannel NMF," in Proc. 2011 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA2011), pp. 153-156, Oct. 2011. (PDF)
- Masahiro Nakano, Jonathan Le Roux, Hirokazu Kameoka, Tomohiko Nakamura, Nobutaka Ono, Shigeki Sagayama, "Bayesian Nonparametric Spectrogram Modeling Based on Infinite Factorial Infinite Hidden Markov Model," in Proc. 2011 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA2011), pp. 325-328, Oct. 2011. (PDF)
- Naoki Yasuraoka, Hirokazu Kameoka, Takuya Yoshioka, Hiroshi G. Okuno, "I-Divergence-Based Dereverberation Method with Auxiliary Function Approach," in Proc. 2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2011), pp. 369-372, May 2011. (PDF)
- Jun Takagi, Yasunori Ohishi, Akisato Kimura, Masashi Sugiyama, Makoto Yamada, Hirokazu Kameoka, "Automatic Audio Tag Classification via Semi-Supervised Canonical Density Estimation," in Proc. 2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2011), pp. 2232-2235, May 2011. (PDF)
- Hiroshi Sawada, Hirokazu Kameoka, Shoko Araki, Naonori Ueda, "Formulations and Algorithms for Multichannel Complex NMF," in Proc. 2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2011), pp. 229-232, May 2011. (PDF)
- Masahiro Nakano, Jonathan Le Roux, Hirokazu Kameoka, Nobutaka Ono, Shigeki Sagayama, "Infinite-State Spectrum Model for Music Signal Analysis," in Proc. 2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2011), pp. 1972-1975, May 2011. (PDF)
- Takuho Nakano, Akisato Kimura, Hirokazu Kameoka, Shigeki Miyabe, Shigeki Sagayama, Nobutaka Ono, Kunio Kashino, Takuya Nishimoto, "Automatic Video Annotation via Hierarchical Topic Trajectory Model Considering Cross-Modal Correlations," in Proc. 2011 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2011), pp. 2380-2383, May 2011. (PDF)
- Hirokazu Kameoka, Jonathan Le Roux, Yasunori Ohishi, "A statistical model of speech F0 contours," ISCA Tutorial and Research Workshop on Statistical And Perceptual Audition (SAPA 2010), pp. 43-48, Sep. 2010. (PDF)
- Yasunori Ohishi, Hirokazu Kameoka, Daichi Mochihashi, Hidehisa Nagano, Kunio Kashino, "Statistical modeling of F0 dynamics in singing voices based on Gaussian processes with multiple oscillation bases," in Proc. 11th Annual Conference of the International Speech Communication Association (INTERSPEECH 2010), pp. 2598-2601, Sep. 2010. (PDF)
- Hirokazu Kameoka, Takuya Yoshioka, Mariko Hamamura, Jonathan Le Roux, Kunio Kashino, "Statistical model of speech signals based on composite autoregressive system with application to blind source separation," in Proc. 9th International Conference on Latent Variable Analysis and Signal Separation (LVA/ICA 2010), LNCS 6365, pp. 245-253, Sep. 2010. (PDF)
- Jonathan Le Roux, Emmanuel Vincent, Yu Mizuno, Hirokazu Kameoka, Nobutaka Ono, Shigeki Sagayama, "Consistent Wiener filtering: generalized time-frequency masking respecting spectrogram consistency," in Proc. 9th International Conference on Latent Variable Analysis and Signal Separation (LVA/ICA 2010), LNCS 6365, pp. 89-96, Sep. 2010. (PDF)
- Masahiro Nakano, Jonathan Le Roux, Hirokazu Kameoka, Yu Kitano, Nobutaka Ono, Shigeki Sagayama, "Nonnegative matrix factorization with Markov-chained bases for modeling time-varying patterns in music spectrograms," in Proc. 9th International Conference on Latent Variable Analysis and Signal Separation (LVA/ICA 2010), LNCS 6365, pp. 149-156, Sep. 2010. (PDF)
- Masahiro Nakano, Hirokazu Kameoka, Jonathan Le Roux, Yu Kitano, Nobutaka Ono, Shigeki Sagayama, "Convergence-guaranteed multiplicative algorithms for non-negative matrix factorization with beta-divergence," in Proc. 2010 IEEE International Workshop on Machine Learning for Signal Processing (MLSP 2010) (Formerly the IEEE Workshop on Neural Networks for Signal Processing), pp. 283-288, Aug. 2010. (PDF)
- Jonathan Le Roux, Hirokazu Kameoka, Nobutaka Ono, Shigeki Sagayama, "Fast signal reconstruction from magnitude STFT spectrogram based on spectrogram consistency," to appear in Proc. Digital Audio Effects 2010 (DAFx-10), pp. 397-403, Sep. 2010. (PDF)
- Akisato Kimura, Hirokazu Kameoka, Masashi Sugiyama, Takuho Nakano, Eisaku Maeda, Hitoshi Sakano, Katsuhiko Ishiguro, "SemiCCA: Efficient Semi-supervised Learning of Canonical Correlations," in Proc. 20th International Conference on Pattern Recognition (ICPR2010), pp. 2933-2936, Aug. 2010. (PDF)
- Yu Kitano, Hirokazu Kameoka, Yosuke Izumi, Nobutaka Ono, Shigeki Sagayama, "A Sparse Component Model of Source Signals and Its Application to Blind Source Separation," in Proc. 2010 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2010), pp. 4122-4125, Mar. 2010. (PDF)
- Takuya Yoshioka, Hirokazu Kameoka, Tomohiro Nakatani, and Hiroshi G. Okuno, "Statistical Models for Speech Dereverberation," in Proc. 2009 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA 2009), pp. 145-148, Oct. 2009. (PDF)
- Tatsuya Kako, Yasunori Ohishi, Hirokazu Kameoka, Kunio Kashino and Kazuya Takeda, "Automatic Identification for Singing Style Based on Sung Melodic Contour Characterized in Phase Plane," in Proc. International Conference on Music Information Retrieval, (ISMIR 2009), pp. 393-397, Oct. 2009. (PDF)
- Yasuhiro Minami, Hirokazu Kameoka, "Switching Acausal Filters for Speech Modeling," in Proc. 2009 IEEE International Workshop on Machine Learning for Signal Processing (Formerly the IEEE Workshop on Neural Networks for Signal Processing), in CD-ROM, Sep. 2009. (PDF)
- Hirokazu Kameoka, Kunio Kashino, "Composite Autoregressive System for Sparse Source-Filter Representation of Speech," in Proc. 2009 IEEE International Symposium on Circuits and Systems (ISCAS2009), pp. 2477-2480, May 2009. (PDF)
- Hirokazu Kameoka, Nobutaka Ono, Kunio Kashino, Shigeki Sagayama, "Complex NMF: A New Sparse Representation for Acoustic Signals," in Proc. 2009 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2009), pp. 3437-3440, Apr. 2009. (PDF) (Poster)
- Hirokazu Kameoka, Tomohiro Nakatani, Takuya Yoshioka, "Robust Speech Dereverberation Based on Non-negativity and Sparse Nature of Speech Spectrograms," in Proc. 2008 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2009), pp. 45-48, Apr. 2009. (PDF)
- Jonathan Le Roux, Hirokazu Kameoka, Nobutaka Ono, Alain de Cheveigné, Shigeki Sagayama, "Computational Auditory Induction by Missing-Data Non-Negative Matrix Factorization," in Proc. SAPA 2008 Workshop on Statistical and Perceptual Audition (SAPA 2008), pp. 1-6, Sep. 2008. (PDF)
- Yasunori Ohishi, Hirokazu Kameoka, Kunio Kashino, Kazuya Takeda, "Parameter Estimation Method of F0 Control Model for Singing Voices," in Proc. Interspeech2008 International Conference on Spoken Language Processing (ICSLP2008), pp.139-142, Sep. 2008. (PDF)
- Nobutaka Ono, Ken-ichi Miyamoto, Hirokazu Kameoka, Shigeki Sagayama, "A Real-time Equalizer of Harmonic and Percussive Components in Music Signals," in Proc. Ninth International Conference on Music Information Retrieval (ISMIR2008), pp.139-144, Sep. 2008.
- Nobutaka Ono, Ken-ichi Miyamoto, Jonathan Le Roux, Hirokazu Kameoka, Shigeki Sagayama, "Separation of a Monaural Audio Signal into Harmonic/Percussive Components by Complementary Diffusion on Spectrogram," In Proc. 2008 16th European Signal Processing Conference (EUSIPCO 2008), in CD-ROM, Aug. 2008. (PDF)
- Hirokazu Kameoka, Nobutaka Ono, Shigeki Sagayama, "Auxiliary Function Approach to Parameter Estimation of Constrained Sinusoidal Model for Monaural Speech Separation," in Proc. 2008 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2008), pp. 29-32, Mar. 2008. (PDF)
- Jonathan Le Roux, Hirokazu Kameoka, Nobutaka Ono, Shigeki Sagayama, Alain de Cheveigné, "Modulation Analysis of Speech through Orthogonal FIR Filterbank Optimization," in Proc. 2008 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2008), pp. 4189-4192, Mar. 2008. (PDF)
- Ken-ichi Miyamoto, Hirokazu Kameoka, Takuya Nishimoto, Nobutaka Ono, Shigeki Sagayama, "Harmonic-Temporal-Timbral Clustering (HTTC) for the Analysis of Multi-instrument Polyphonic Music Signals," in Proc. 2008 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2008), pp. 113-116, Mar. 2008. (PDF)
- Jonathan Le Roux, Hirokazu Kameoka, Nobutaka Ono, Alain de Cheveigné, Shigeki Sagayama, "Single Channel Speech and Background Segregation through Harmonic-Temporal Clustering," in Proc. 2007 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA2007), pp.279-282, Oct. 2007. (PDF)
- Ken-ichi Miyamoto, Hirokazu Kameoka, Haruto Takeda, Takuya Nishimoto, Shigeki Sagayama, "Probabilistic Approach to Automatic Music Transcription from Audio Signals," In Proc. 2007 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2007), Vol. 2, pp. 697-700, Apr. 2007.
- Jonathan Le Roux, Hirokazu Kameoka, Nobutaka Ono, Alain de Cheveigné, Shigeki Sagayama, "Harmonic-Temporal Clustering of Speech for Single and Multiple F0 Contour Estimation in Noisy Environments," in Proc. 2007 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2007), Vol. 4, pp. 1053-1056, Apr. 2007.
- Nobutaka Ono, Shoichiro Saito, Hirokazu Kameoka, Shigeki Sagayama, "Inverse Filter Analysis of Common Harmonic Structure on Specmurt Using Riemann's Zeta Function," In Proc. 4th Joint meeting of ASA and ASJ, 2006.
- Jonathan Le Roux, Hirokazu Kameoka, Nobutaka Ono, Shigeki Sagayama, "Parametric Spectrogram Modeling of Single and Concurrent Speech with Spline Pitch Contour," In Proc. 4th Joint meeting of ASA and ASJ , Nov. 2006.
- Yuichiro Yonebayashi, Hirokazu Kameoka, Shigeki Sagayama, "Automatic Determination of Piano Fingering Based on a Hidden Markov Model," in Proc. the 20th International Joint Conference on Artificial Intelligence (IJCAI2007), pp.2915-2921, Jan. 2007.
- Hirokazu Kameoka, Jonathan Le Roux, Nobutaka Ono, Shigeki Sagayama, "Speech Analyzer Using a Joint Estimation Model of Spectral Envelope and Fine Structure," in Proc. Interspeech2006 International Conference on Spoken Language Processing (ICSLP2006), pp. 2502-2505, Sep. 2006. (PDF)
- Shoichiro Saito, Hirokazu Kameoka, Takuya Nishimoto, Shigeki Sagayama, "Specmurt Analysis of Multi-Pitch Music Signals with Adaptive Estimation of Common Harmonic Structure," in Proc. International Conference on Music Information Retrieval (ISMIR2005), pp. 84-91, Sep. 2005. (PDF)
- Hirokazu Kameoka, Takuya Nishimoto, Shigeki Sagayama, "Harmonic-temporal structured clustering via deterministic annealing EM algorithm for audio feature extraction," in Proc. International Conference on Music Information Retrieval (ISMIR2005), pp. 115-122, Sep. 2005. ?q?﨣・Ȋw???ی𗬍熬c ?????ҊC?O?h???????r
- Shigeki Sagayama, Hirokazu Kameoka, Shoichiro Saito, Takuya Nishimoto, "'Specmurt Anasylis' of Multi-Pitch Signals," in Proc. IEEE-EURASIP, International Workshop on Nonlinear Signal and Image Processing (NSIP2005), in CD-ROM, 2005.
- Hirokazu Kameoka, Takuya Nishimoto, Shigeki Sagayama, "Audio Stream Segregation of Multi-Pitch Music Signal Based on Time-Space Clustering Using Gaussian Kernel 2-Dimensional Model," in Proc. 2005 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2005), Vol. 3, pp. 5-8, Mar. 2005. (PDF) ?qSelected as a finalist of the Student Paper Contest?r
- Shigeki Sagayama, Keigo Takahashi, Hirokazu Kameoka, Takuya Nishimoto, "Specmurt Anasylis: A Piano-Roll-Visualization of Polyphonic Music Signal by Deconvolution of Log-Frequency Spectrum," in Proc. ISCA Tutorial and Research Workshop on Statistical and Perceptual Audio Processing (SAPA2004), in-CD-ROM, Oct. 2004. (PDF)
- Hirokazu Kameoka, Takuya Nishimoto, Shigeki Sagayama, "Multi-Pitch Trajectory Estimation of Concurrent Speech Based on Harmonic GMM and Nonlinear Kalman Filtering," in Proc. Interspeech2004 International Conference on Spoken Language Processing (ICSLP2004), Vol. 1, pp. 2433-2466, Oct. 2004.
- Hirokazu Kameoka, Takuya Nishimoto, Shigeki Sagayama, "Separation of Harmonic Structures Based on Tied Gaussian Mixture Model and Information Criterion for Concurrent Sounds," in Proc. 2004 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP2004), Vol. 4, pp. 297-300, May. 2004. (PDF) ?q?・0?d?C?ʐM???y?熬c?e???R???V?X?e???Z?p?w???܎ﾜ?r
- Hirokazu Kameoka, Takuya Nishimoto, Shigeki Sagayama, "Multi-pitch Detection Algorithm Using Constrained Gaussian Mixture Model and Information Criterion for Simultaneous Speech," in Proc. Speech Prosody (SP2004), pp. 533-536, Mar. 2004. (PDF)
- Hirokazu Kameoka, Takuya Nishimoto, Shigeki Sagayama, "Accurate F₀ Detection Algorithm for Concurrent Sounds Based on EM Algorithm and Information Criterion," in Proc. Special Workshop in MAUI (SWIM), in CD-ROM, Jan. 2004. (PDF)
- Hirokazu Kameoka, Takuya Nishimoto, Shigeki Sagayama, "Extraction of Multiple Fundamental Frequencies from Polyphonic Music Using Harmonic Clustering," in Proc. 18th International Congress on Acoustics (ICA2004), in CD-ROM, Apr. 2004. (PDF)

???ҍu???E?`???[?g???A???u???Ȃﾇ
- ?T???O?a, "???????f???A?v???[?`?ɂ謔・????M?????? (?・΍u?t)," ?ޗǐ謦[?Ȋw?Z?p?蜉w?@?蜉w ?[?~?i?[???T?u??, (2012?N12??18?・. (???\????)
- ?T???O?a, "?񕉒l?s?・q???ﾆ???̉????M?????????p (???ҍu??)" ?d?q?﨣・ʐM?w?・Z?p?・ Vol. 112, No. 347, EA2012-118, pp. 53-58, Dec. 2012. (?\?e) (???\????)
- ?T???O?a, "???????f???A?v???[?`?ɂ謔・????????M?????? (???ҍu??)," ?・5?・_?I?w?K???_???[?N?V???b?v(IBIS2012), Nov. 2012.
- ?T???O?a, "?񕉒l?s?・q???ﾆ???̉????M?????????p (???ҍu??)," NHK?咜雷Z?p???????ɂﾄ, (2012?N10??17?・.
- ?T???O?a, "?????M???̐??????f?? (?p?l???f?B?X?J?b?V?????̃|?W?V?????g?[?N)," ?﨣・????w?・?・6?񉹊y?﨣・Ȋw?????・ ?X?y?V?????Z?b?V?????u???y?﨣・????Ƌ@?B?w?K?v, Aug. 2012.
- ???緕R?Ύ・ ???쏇?M, ?T???O?a, 齋???蝠・ "?m???I?t?竭・Ƃ??Ẳ??y?̐M???????Ə﨣・??? (???ҍu??)," ?﨣・????w????・ vol. 2012-MUS-95, no. 5, Jun. 2012.
- ???緕R?Ύ・ ???쏇?M, ?T???O?a, "???????f???ɂ謔・??y?﨣・??? (???ҍu??)," ?d?q?﨣・ʐM?w?・Z?p?・ PRMU2011-229, p. 193, Feb. 2012.
- ?T???O?a, "?񕉒l?s?・q???ﾆ???̔??W?` (?`???[?g???A??)," ?u?・?・茤???҃t?H?[?????F???????ꏈ???ɂ??Č黷・??v, Oct. 2011. (???\????)
- ?T???O?a, "?񕉒l?s?・q???・(?`???[?g???A??)," ?﨣・????w????・ vol. 2011-MUS-91, no. 4, Jul. 2011. (?\?e) (???\????)
- Akisato Kimura, Hirokazu Kameoka, Kunio Kashino, "Media Scene Learning: A framework for extracting meaningful parts from audio and video signals," NTT Technical Review, Vol. 8, No. 11, pp.1-7, Nov. 2010.
- ?ؑ????・ ?T???O?a, ???・M?v, "???竕f?????轣u???i?v?・闖o?????f?B?A?V?[???w?K?Z?p (?・L??)," NTT?Z?p?W???[?i??, Vol. 22, No. 9, pp. 15-18, Sep. 2010. (PDF)
- ?T???O?a, "?񕉒l?s?・q???・・?`?????M???????・ނƂ??ā` (?`???[?g???A???u??)," ?????ﾔ?@?????・010, (2010?N7??26?・. (???\????)
- ?T???O?a, "?X?p?[?X?\???Ɋ薰ﾃ???????M???̃??f?????ƕ??ﾍ (?`???[?g???A???u??)," ?・0?l?H?m?\?Z?~?i?[?u?f?[?^???????f???ꈗp???驛f?[?^?}?C?j???O?Z?p?v (2010?N3??2?・. (????)
- Nobutaka Ono, Kenichi Miyamoto, Hirokazu Kameoka, Jonathan Le Roux, Yuuki Uchiyama, Emiru Tsunoo, Takuya Nishimoto, Shigeki Sagayama, "Harmonic and Percussive Sound Separation and its Application to MIR-related Tasks," Advances in Music Information Retrieval, ser. Studies in Computational Intelligence, Z. W. Ras and A. Wieczorkowska, Eds. Springer, vol. 274, pp.213-236, Feb. 2010.
- ?T???O?a, "?X?p?[?X?\???ɂ謔・????M?????? (???ҍu??)," ?・2?・_?I?w?K???_???[?N?V???b?v(IBIS2009), 2009. (?T?v) (????)
- ???・M?v, ?T???O?a, "?????????﨣・I?m?Ɍ????o?????f?B?A???Z?p," ITU?W???[?i??, Vol. 38 No. 8, pp. 8-9, 2008.
- Jonathan Le Roux, Hirokazu Kameoka, Nobutaka Ono and Shigeki Sagayama, "On the Interpretation of I-Divergence-Based Distribution Fitting as a Maximum-Likelihood Estimation Problem (Technical Report)," Technical Report of the University of Tokyo, METR 2008-11, Mar. 2008.
- ?㓡?^?F, ?T???O?a, ?k???S?N, ???齒・ ???繒~, ?˓c?q?・ ???c?鼾ﾆ, "?????Uʊ驩・ ?p?l???f?B?X?J?b?V?????u?g???h?????̖????v (?p?l???f?B?X?J?b?V????)," ?﨣・????w????・ 2008-MUS-74(2008-SLP-70), pp. 57-58, 2008.
- ???c?\?・/a>, ?????F, ?T???O?a, ?k???S?N, 齋???B, ???c???o, ???c?・/a>, "?V???m?ɂ謔・p?l???f?B?X?J?b?V????1?u???m?ւ̓??̂閧ﾆ?????̖??v (?p?l???f?B?X?J?b?V????)," ?﨣・????w????・ 2007-MUS-71-7, pp. 39-42, 2007.
- ???緕R?Ύ・ ?T???O?a, "?????̕??Z?p?̓W?] (?・_??)," ?坙{?????w?, Vol.64, No.12, pp.715-720, 2008. (PDF)
- J. ?X?e?B?[?u?? ?_?E?j?[, (?・?T???O?a, "???y?﨣・??R???e?X?g(2005?`2007)?ﾊ???Č??????y?﨣・??? (?・_??)," ?坙{?????w?, Vol.64, No.8, pp.457-467, 2008. (PDF)
- ???緕R?Ύ・ ???c???o, ?T???O?a, ???{?・・ "?????F???Z?p?p???????y?﨣・??? (?・_??)," ?坙{?????w?, Vol.61, No.8, pp.454-460, 2005. (PDF)
- ?T???O?a, ???{?・・ ???緕R?Ύ・ "?n?[???j?b?N?N???X?^?????O?Ə﨣・ʋK???ɂ謔・??y?̉???/???????̐??・(?ﾜ?L?O?u??)," ?﨣・????w????・ 2005-MUS-62-5, pp. 27-32, 2005. (PDF)
- ?T???O?a, ???緕R?Ύ・ "EM?A???S???Y???Ƒ??d???ﾍ?ւ̉??p (?`???[?g???A???u??)," ?坙{?????w??y???????????, 2005.

Hirokazu Kameoka

Visiting Associate Professor at Graduate School of Information Science and Technology, The University of Tokyo

Research scientist at NTT Communication Science Laboratories, Media Information Laboratory

7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan (Google maps )

3-1 Morinosato Wakamiya, Atsugi-shi, Kanagawa 243-0198, Japan (Google maps )

Moriya/Kameoka Laboratory

kameoka.hirokazu(at)lab.ntt.co.jp / kameoka(at)hil.t.u-tokyo.ac.jp
+81-3-5841-6901

Curriculum vitae

Research Interests

Publications

Awards

Educations at universities

Academic activities

Links

Hirokazu Kameoka

Visiting Associate Professor at Graduate School of Information Science and Technology, The University of Tokyo

Research scientist at NTT Communication Science Laboratories, Media Information Laboratory

7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8656, Japan (Google maps )

3-1 Morinosato Wakamiya, Atsugi-shi, Kanagawa 243-0198, Japan (Google maps )

Moriya/Kameoka Laboratory

kameoka.hirokazu(at)lab.ntt.co.jp / kameoka(at)hil.t.u-tokyo.ac.jp +81-3-5841-6901

Curriculum vitae

Research Interests

Publications

Awards

Educations at universities

Academic activities

Links

kameoka.hirokazu(at)lab.ntt.co.jp / kameoka(at)hil.t.u-tokyo.ac.jp
+81-3-5841-6901