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SelfRemaster: Self-Supervised Speech Restoration with Analysis-by-Synthesis Approach Using Channel Modeling


Mar 24, 2022
Takaaki Saeki, Shinnosuke Takamichi, Tomohiko Nakamura, Naoko Tanji, Hiroshi Saruwatari

* Submitted to INTERSPEECH 2022 

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Differentiable Digital Signal Processing Mixture Model for Synthesis Parameter Extraction from Mixture of Harmonic Sounds


Feb 01, 2022
Masaya Kawamura, Tomohiko Nakamura, Daichi Kitamura, Hiroshi Saruwatari, Yu Takahashi, Kazunobu Kondo

* 5 pages, 2 figures, to appear in 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2022) 

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Speech Enhancement by Noise Self-Supervised Rank-Constrained Spatial Covariance Matrix Estimation via Independent Deeply Learned Matrix Analysis


Sep 10, 2021
Sota Misawa, Norihiro Takamune, Tomohiko Nakamura, Daichi Kitamura, Hiroshi Saruwatari, Masakazu Une, Shoji Makino

* accepted for APSIPA2021 

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Multichannel Audio Source Separation with Independent Deeply Learned Matrix Analysis Using Product of Source Models


Sep 02, 2021
Takuya Hasumi, Tomohiko Nakamura, Norihiro Takamune, Hiroshi Saruwatari, Daichi Kitamura, Yu Takahashi, Kazunobu Kondo

* 8 pages, 5 figures, accepted for Asia-Pacific Signal and Information Processing Association Annual Summit and Conference 2021 (APSIPA ASC 2021) 

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Prior Distribution Design for Music Bleeding-Sound Reduction Based on Nonnegative Matrix Factorization


Sep 01, 2021
Yusaku Mizobuchi, Daichi Kitamura, Tomohiko Nakamura, Hiroshi Saruwatari, Yu Takahashi, Kazunobu Kondo

* Accepted and will be presented at APSIPA2021 

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Independent Deeply Learned Tensor Analysis for Determined Audio Source Separation


Jun 10, 2021
Naoki Narisawa, Rintaro Ikeshita, Norihiro Takamune, Daichi Kitamura, Tomohiko Nakamura, Hiroshi Saruwatari, Tomohiro Nakatani

* 5 pages, 2 figures, accepted for European Signal Processing Conference 2021 (EUSIPCO 2021) 

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Empirical Bayesian Independent Deeply Learned Matrix Analysis For Multichannel Audio Source Separation


Jun 07, 2021
Takuya Hasumi, Tomohiko Nakamura, Norihiro Takamune, Hiroshi Saruwatari, Daichi Kitamura, Yu Takahashi, Kazunobu Kondo

* 5 pages, 4 figures, accepted for European Signal Processing Conference 2021 (EUSIPCO 2021) 

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Sampling-Frequency-Independent Audio Source Separation Using Convolution Layer Based on Impulse Invariant Method


May 10, 2021
Koichi Saito, Tomohiko Nakamura, Kohei Yatabe, Yuma Koizumi, Hiroshi Saruwatari

* 5 pages, 3 figures, accepted for European Signal Processing Conference 2021 (EUSIPCO 2021) 

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Time-Domain Audio Source Separation Based on Wave-U-Net Combined with Discrete Wavelet Transform


Jan 28, 2020
Tomohiko Nakamura, Hiroshi Saruwatari

* 5 pages, to appear in IEEE International Conference on Acoustics, Speech, and Signal Processing 2020 (ICASSP 2020) 

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Real-Time Audio-to-Score Alignment of Music Performances Containing Errors and Arbitrary Repeats and Skips


Dec 24, 2015
Tomohiko Nakamura, Eita Nakamura, Shigeki Sagayama

* 12 pages, 8 figures, version accepted in IEEE/ACM Transactions on Audio, Speech, and Language Processing 

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Outer-Product Hidden Markov Model and Polyphonic MIDI Score Following


Apr 08, 2014
Eita Nakamura, Tomohiko Nakamura, Yasuyuki Saito, Nobutaka Ono, Shigeki Sagayama

* Journal of New Music Research, Vol. 43, No. 2 (2014) 183-201 
* 42 pages, 8 figures, version submitted to JNMR. To appear in Journal of New Music Research (2014) 

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