Tomohiko Nakamura

Publication Activity (10 Years)

Years Active: 1998-2024
Publications (10 Years): 43

Top Topics

Speech Enhancement

Wavelet Transform

Source Separation

Top Venues

IEEE ACM Trans. Audio Speech Lang. Process.

Publications

Kwanghee Choi, Ankita Pasad, Tomohiko Nakamura, Satoru Fukayama, Karen Livescu, Shinji Watanabe
Self-Supervised Speech Representations are More Phonetic than Semantic. CoRR (2024)
Yuto Ishikawa, Kohei Konaka, Tomohiko Nakamura, Norihiro Takamune, Hiroshi Saruwatari
Real-time Speech Extraction Using Spatially Regularized Independent Low-rank Matrix Analysis and Rank-constrained Spatial Covariance Matrix Estimation. CoRR (2024)
Yoshiaki Bando, Tomohiko Nakamura, Shinji Watanabe
Neural Blind Source Separation and Diarization for Distant Speech Recognition. CoRR (2024)
Joonyong Park, Shinnosuke Takamichi, Tomohiko Nakamura, Kentaro Seki, Detai Xin, Hiroshi Saruwatari
How Generative Spoken Language Modeling Encodes Noisy Speech: Investigation from Phonetics to Syntactics. INTERSPEECH (2023)
Kanami Imamura, Tomohiko Nakamura, Norihiro Takamune, Kohei Yatabe, Hiroshi Saruwatari
Algorithms of Sampling-Frequency-Independent Layers for Non-integer Strides. CoRR (2023)
Joonyong Park, Shinnosuke Takamichi, Tomohiko Nakamura, Kentaro Seki, Detai Xin, Hiroshi Saruwatari
How Generative Spoken Language Modeling Encodes Noisy Speech: Investigation from Phonetics to Syntactics. CoRR (2023)
Takaaki Saeki, Shinnosuke Takamichi, Tomohiko Nakamura, Naoko Tanji, Hiroshi Saruwatari
SelfRemaster: Self-Supervised Speech Restoration for Historical Audio Resources. IEEE Access 11 (2023)
Tomohiko Nakamura, Kohei Yatabe
Sampling-Frequency-Independent Universal Sound Separation. CoRR (2023)
Kanami Imamura, Tomohiko Nakamura, Norihiro Takamune, Kohei Yatabe, Hiroshi Saruwatari
Algorithms of Sampling-Frequency-Independent Layers for Non-integer Strides. EUSIPCO (2023)
Tomohiko Nakamura, Shinnosuke Takamichi, Naoko Tanji, Satoru Fukayama, Hiroshi Saruwatari
jaCappella Corpus: A Japanese a Cappella Vocal Ensemble Corpus. ICASSP (2023)
Kota Arai, Yutaro Hirao, Takuji Narumi, Tomohiko Nakamura, Shinnosuke Takamichi, Shigeo Yoshida
TimToShape: Supporting Practice of Musical Instruments by Visualizing Timbre with 2D Shapes based on Crossmodal Correspondences. IUI (2023)
Takuya Hasumi, Tomohiko Nakamura, Norihiro Takamune, Hiroshi Saruwatari, Daichi Kitamura, Yu Takahashi, Kazunobu Kondo
PoP-IDLMA: Product-of-Prior Independent Deeply Learned Matrix Analysis for Multichannel Music Source Separation. IEEE ACM Trans. Audio Speech Lang. Process. 31 (2023)
Takaaki Saeki, Shinnosuke Takamichi, Tomohiko Nakamura, Naoko Tanji, Hiroshi Saruwatari
SelfRemaster: Self-Supervised Speech Restoration with Analysis-by-Synthesis Approach Using Channel Modeling. INTERSPEECH (2022)
Tomohiko Nakamura, Shinnosuke Takamichi, Naoko Tanji, Satoru Fukayama, Hiroshi Saruwatari
jaCappella Corpus: A Japanese a Cappella Vocal Ensemble Corpus. CoRR (2022)
Yuki Ito, Tomohiko Nakamura, Shoichi Koyama, Hiroshi Saruwatari
Head-Related Transfer Function Interpolation From Spatially Sparse Measurements Using Autoencoder With Source Position Conditioning. IWAENC (2022)
Kazuhide Shigemi, Shoichi Koyama, Tomohiko Nakamura, Hiroshi Saruwatari
Physics-Informed Convolutional Neural Network with Bicubic Spline Interpolation for Sound Field Estimation. IWAENC (2022)
Kazuhide Shigemi, Shoichi Koyama, Tomohiko Nakamura, Hiroshi Saruwatari
Physics-informed convolutional neural network with bicubic spline interpolation for sound field estimation. CoRR (2022)
Takaaki Saeki, Shinnosuke Takamichi, Tomohiko Nakamura, Naoko Tanji, Hiroshi Saruwatari
SelfRemaster: Self-Supervised Speech Restoration with Analysis-by-Synthesis Approach Using Channel Modeling. CoRR (2022)
Koichi Saito, Tomohiko Nakamura, Kohei Yatabe, Hiroshi Saruwatari
Sampling-Frequency-Independent Convolutional Layer and its Application to Audio Source Separation. IEEE ACM Trans. Audio Speech Lang. Process. 30 (2022)
Yuki Ito, Tomohiko Nakamura, Shoichi Koyama, Hiroshi Saruwatari
Head-Related Transfer Function Interpolation from Spatially Sparse Measurements Using Autoencoder with Source Position Conditioning. CoRR (2022)
Masaya Kawamura, Tomohiko Nakamura, Daichi Kitamura, Hiroshi Saruwatari, Yu Takahashi, Kazunobu Kondo
Differentiable Digital Signal Processing Mixture Model for Synthesis Parameter Extraction from Mixture of Harmonic Sounds. ICASSP (2022)
Masaya Kawamura, Tomohiko Nakamura, Daichi Kitamura, Hiroshi Saruwatari, Yu Takahashi, Kazunobu Kondo
Differentiable Digital Signal Processing Mixture Model for Synthesis Parameter Extraction from Mixture of Harmonic Sounds. CoRR (2022)
Koichi Saito, Tomohiko Nakamura, Kohei Yatabe, Yuma Koizumi, Hiroshi Saruwatari
Sampling-Frequency-Independent Audio Source Separation Using Convolution Layer Based on Impulse Invariant Method. EUSIPCO (2021)
Yusaku Mizobuchi, Daichi Kitamura, Tomohiko Nakamura, Hiroshi Saruwatari, Yu Takahashi, Kazunobu Kondo
Prior Distribution Design for Music Bleeding-Sound Reduction Based on Nonnegative Matrix Factorization. APSIPA ASC (2021)
Sota Misawa, Norihiro Takamune, Tomohiko Nakamura, Daichi Kitamura, Hiroshi Saruwatari, Masakazu Une, Shoji Makino
Speech Enhancement by Noise Self-Supervised Rank-Constrained Spatial Covariance Matrix Estimation via Independent Deeply Learned Matrix Analysis. CoRR (2021)
Takuya Hasumi, Tomohiko Nakamura, Norihiro Takarnune, Hiroshi Saruwatari, Daichi Kitamura, Yu Takahashi, Kazunobu Kondo
Multichannel Audio Source Separation with Independent Deeply Learned Matrix Analysis Using Product of Source Models. APSIPA ASC (2021)
Takuya Hasumi, Tomohiko Nakamura, Norihiro Takamune, Hiroshi Saruwatari, Daichi Kitamura, Yu Takahashi, Kazunobu Kondo
Multichannel Audio Source Separation with Independent Deeply Learned Matrix Analysis Using Product of Source Models. CoRR (2021)
Yusaku Mizobuchi, Daichi Kitamura, Tomohiko Nakamura, Hiroshi Saruwatari, Yu Takahashi, Kazunobu Kondo
Prior Distribution Design for Music Bleeding-Sound Reduction Based on Nonnegative Matrix Factorization. CoRR (2021)
Koichi Saito, Tomohiko Nakamura, Kohei Yatabe, Yuma Koizumi, Hiroshi Saruwatari
Sampling-Frequency-Independent Audio Source Separation Using Convolution Layer Based on Impulse Invariant Method. CoRR (2021)
Sota Misawa, Norihiro Takamune, Tomohiko Nakamura, Daichi Kitamura, Hiroshi Saruwatari, Masakazu Une, Shoji Makino
Speech Enhancement by Noise Self-Supervised Rank-Constrained Spatial Covariance Matrix Estimation via Independent Deeply Learned Matrix Analysis. APSIPA ASC (2021)
Takuya Hasumi, Tomohiko Nakamura, Norihiro Takamune, Hiroshi Saruwatari, Daichi Kitamura, Yu Takahashi, Kazunobu Kondo
Empirical Bayesian Independent Deeply Learned Matrix Analysis For Multichannel Audio Source Separation. EUSIPCO (2021)
Tomohiko Nakamura, Shihori Kozuka, Hiroshi Saruwatari
Time-Domain Audio Source Separation With Neural Networks Based on Multiresolution Analysis. IEEE ACM Trans. Audio Speech Lang. Process. 29 (2021)
Naoki Narisawa, Rintaro Ikeshita, Norihiro Takamune, Daichi Kitamura, Tomohiko Nakamura, Hiroshi Saruwatari, Tomohiro Nakatani
Independent Deeply Learned Tensor Analysis for Determined Audio Source Separation. EUSIPCO (2021)
Naoki Narisawa, Rintaro Ikeshita, Norihiro Takamune, Daichi Kitamura, Tomohiko Nakamura, Hiroshi Saruwatari, Tomohiro Nakatani
Independent Deeply Learned Tensor Analysis for Determined Audio Source Separation. CoRR (2021)
Tomohiko Nakamura, Hirokazu Kameoka
Harmonic-Temporal Factor Decomposition for Unsupervised Monaural Separation of Harmonic Sounds. IEEE ACM Trans. Audio Speech Lang. Process. 29 (2021)
Takuya Hasumi, Tomohiko Nakamura, Norihiro Takamune, Hiroshi Saruwatari, Daichi Kitamura, Yu Takahashi, Kazunobu Kondo
Empirical Bayesian Independent Deeply Learned Matrix Analysis For Multichannel Audio Source Separation. CoRR (2021)
Tomohiko Nakamura, Hiroshi Saruwatari
Time-Domain Audio Source Separation Based on Wave-U-Net Combined with Discrete Wavelet Transform. CoRR (2020)
Tomohiko Nakamura, Hiroshi Saruwatari
Time-Domain Audio Source Separation Based on Wave-U-Net Combined with Discrete Wavelet Transform. ICASSP (2020)
Ryosuke Suga, Tomohiko Nakamura, Daisuke Kitahara, Kiyomichi Araki, Osamu Hashimoto
Winding Ratio Design of Transformer in Equivalent Circuit of Circular Patch Array Absorber. IEICE Trans. Electron. (8) (2018)
Tomohiko Nakamura, Hirokazu Kameoka
Shifted and convolutive source-filter non-negative matrix factorization for monaural audio source separation. ICASSP (2016)
Tomohiko Nakamura, Eita Nakamura, Shigeki Sagayama
Real-Time Audio-to-Score Alignment of Music Performances Containing Errors and Arbitrary Repeats and Skips. IEEE ACM Trans. Audio Speech Lang. Process. 24 (2) (2016)
Tomohiko Nakamura, Hirokazu Kameoka
-norm non-negative matrix factorization and its application to singing voice enhancement. ICASSP (2015)
Tomohiko Nakamura, Eita Nakamura, Shigeki Sagayama
Real-Time Audio-to-Score Alignment of Music Performances Containing Errors and Arbitrary Repeats and Skips. CoRR (2015)
Tomohiko Nakamura, Hirokazu Kameoka, Kazuyoshi Yoshii, Masataka Goto
Timbre replacement of harmonic and drum components for music audio signals. ICASSP (2014)
Eita Nakamura, Tomohiko Nakamura, Yasuyuki Saito, Nobutaka Ono, Shigeki Sagayama
Outer-Product Hidden Markov Model and Polyphonic MIDI Score Following. CoRR (2014)
Takuya Higuchi, Norihiro Takamune, Tomohiko Nakamura, Hirokazu Kameoka
Underdetermined blind separation and tracking of moving sources based ONDOA-HMM. ICASSP (2014)
Tomohiko Nakamura, Kotaro Shikata, Norihiro Takamune, Hirokazu Kameoka
Harmonic-Temporal Factor Decomposition Incorporating Music Prior Information for Informed Monaural Source Separation. ISMIR (2014)
Tomohiko Nakamura, Hirokazu Kameoka
Fast Signal Reconstruction from Magnitude Spectrogram of Continuous Wavelet Transform Based on Spectrogram Consistency. DAFx (2014)
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. INTERSPEECH (2014)
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. WASPAA (2011)
Tetsuo Hidaka, Tetsushi Morita, Tomohiko Nakamura, Morihide Oinuma, Yutaka Hirakawa
Improvement of Visual Customer Relationship Management System. IRI (2004)
Masanori Nakano, Kazi A. Kalpoma, Tomohiko Nakamura, Jun-ichi Kudoh
A design of category classification system for high resolution satellite. IGARSS (2004)
Jun-ichi Kudoh, Tomohiko Nakamura, S. Shikano, E. Kikuchi
Three dimensional histogram technique for IKONOS images. IGARSS (2003)
Toru Abe, Tomohiko Nakamura
Hierarchical-Clustering of Parametric Data with Application to the Parametric Eigenspace Method. ICIP (4) (1999)
Toru Abe, Tomohiko Nakamura
Hierarchical Dictionary Constructing Method for the Parametric Eigenspace Method. MVA (1998)