Publications | NII Shoichi Koyama's Lab

2025

Physics-Informed Machine Learning For Sound Field Estimation: Fundamentals, state of the art, and challenges

Shoichi Koyama, Juliano G. C. Ribeiro, Tomohiko Nakamura, Natsuki Ueno, and Mirco Pezzoli

IEEE Signal Processing Magazine, 2025

arXiv Bib HTML Code

@article{Koyama:IEEE_M_SP2025,
  author = {Koyama, Shoichi and Ribeiro, Juliano G. C. and Nakamura, Tomohiko and Ueno, Natsuki and Pezzoli, Mirco},
  title = {Physics-Informed Machine Learning For Sound Field Estimation: Fundamentals, state of the art, and challenges},
  journal = {{IEEE} Signal Processing Magazine},
  volume = {41},
  number = {6},
  pages = {60-71},
  year = {2025},
  doi = {10.1109/MSP.2024.3465896},
}

Sound Field Estimation: Theories and Applications

Natsuki Ueno, and Shoichi Koyama

Foundations and Trends® in Signal Processing, 2025

arXiv Bib HTML

@article{Ueno:FnT_SP2025,
  author = {Ueno, Natsuki and Koyama, Shoichi},
  title = {Sound Field Estimation: Theories and Applications},
  journal = {Foundations and Trends® in Signal Processing},
  volume = {19},
  number = {1},
  pages = {1-98},
  year = {2025},
  doi = {10.1561/2000000121},
}

ICASSP

Past, Present, and Future of Spatial Audio and Room Acoustics

Shoichi Koyama, Enzo De Sena, Prasanga Samarasinghe, Mark R. P. Thomas, and Fabio Antonacci

In Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Apr 2025

(to appear)

Bib

@inproceedings{Koyama:ICASSP2025,
  author = {Koyama, Shoichi and Sena, Enzo De and Samarasinghe, Prasanga and Thomas, Mark R. P. and Antonacci, Fabio},
  title = {Past, Present, and Future of Spatial Audio and Room Acoustics},
  booktitle = {Proceedings of {IEEE} International Conference on Acoustics, Speech, and Signal Processing ({ICASSP})},
  address = {Hyderabad, India},
  month = apr,
  year = {2025},
  note = {(to appear)}
}

2024

IEEE TASLP

Sound Field Estimation Based on Physics-Constrained Kernel Interpolation Adapted to Environment

Juliano G. C. Ribeiro, Shoichi Koyama, Ryosuke Horiuchi, and Hiroshi Saruwatari

IEEE/ACM Transactions on Audio, Speech, and Language Processing, Apr 2024

Bib HTML PDF Code

@article{Ribeiro:IEEE_ACM_J_ASLP2024,
  author = {Ribeiro, Juliano G. C. and Koyama, Shoichi and Horiuchi, Ryosuke and Saruwatari, Hiroshi},
  title = {Sound Field Estimation Based on Physics-Constrained Kernel Interpolation Adapted to Environment},
  journal = {{IEEE/ACM} Transactions on Audio, Speech, and Language Processing},
  volume = {32},
  pages = {4369-4383},
  year = {2024},
  doi = {10.1109/TASLP.2024.3467951},
}

Physics-constrained adaptive kernel interpolation for region-to-region acoustic transfer function: a Bayesian approach

Juliano G. C. Ribeiro, Shoichi Koyama, and Hiroshi Saruwatari

EURASIP Journal on Audio, Speech, and Music Processing, Apr 2024

[Invited]

Bib HTML PDF

@article{Ribeiro:EURASIP_JASM2024,
  author = {Ribeiro, Juliano G. C. and Koyama, Shoichi and Saruwatari, Hiroshi},
  title = {Physics-constrained adaptive kernel interpolation for region-to-region acoustic transfer function: a Bayesian approach},
  journal = {{EURASIP} Journal on Audio, Speech, and Music Processing},
  number = {43},
  year = {2024},
  doi = {10.1186/s13636-024-00362-6},
}

ICASSP

Localizing Acoustic Energy in Sound Field Synthesis by Directionally Weighted Exterior Radiation Suppression

Yoshihide Tomita, Shoichi Koyama, and Hiroshi Saruwatari

In Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Apr 2024

arXiv Bib HTML Slides

@inproceedings{Tomita:ICASSP2024,
  author = {Tomita, Yoshihide and Koyama, Shoichi and Saruwatari, Hiroshi},
  title = {Localizing Acoustic Energy in Sound Field Synthesis by Directionally Weighted Exterior Radiation Suppression},
  booktitle = {Proceedings of {IEEE} International Conference on Acoustics, Speech, and Signal Processing ({ICASSP})},
  address = {Seoul, Republic of Korea},
  month = apr,
  year = {2024},
  doi = {10.1109/ICASSP48485.2024.10448224},
  pages = {321-325},
}

Sound field estimation in region including scattering objects based on kernel interpolation: Evaluation for various scatterers

Shihori Kozuka, Shoichi Koyama, Hiroaki Itou, and Noriyoshi Kamado

In Proceedings of International Workshop on Acoustic Signal Enhancement (IWAENC), Sep 2024

Bib HTML

@inproceedings{Kozuka:IWAENC2024,
  author = {Kozuka, Shihori and Koyama, Shoichi and Itou, Hiroaki and Kamado, Noriyoshi},
  title = {Sound field estimation in region including scattering objects based on kernel interpolation: Evaluation for various scatterers},
  booktitle = {Proceedings of International Workshop on Acoustic Signal Enhancement ({IWAENC})},
  month = sep,
  year = {2024},
  pages = {324-328},
  doi = {10.1109/IWAENC61483.2024.10694564},
}

Sound Field Estimation Using Deep Kernel Learning Regularized by the Wave Equation

David Sundström, Shoichi Koyama, and Andreas Jakobsson

In Proceedings of International Workshop on Acoustic Signal Enhancement (IWAENC), Sep 2024

arXiv Bib HTML Code

@inproceedings{Sundstroem:IWAENC2024,
  author = {Sundstr\"{o}m, David and Koyama, Shoichi and Jakobsson, Andreas},
  title = {Sound Field Estimation Using Deep Kernel Learning Regularized by the Wave Equation},
  booktitle = {Proceedings of International Workshop on Acoustic Signal Enhancement ({IWAENC})},
  month = sep,
  year = {2024},
  pages = {319-323},
  doi = {10.1109/IWAENC61483.2024.10694564},
}

Physics-Informed Machine Learning For Sound Field Estimation and Control

Shoichi Koyama

In Polytechnic Uniersity of Milan, seminar talk, Sep 2024

HTML Slides
Physics-Informed Machine Learning For Sound Field Estimation and Control

Shoichi Koyama

In Technical University of Denmark, seminar talk, Sep 2024
Physics-Informed Machine Learning For Sound Field Estimation and Control

Shoichi Koyama

In Lund University, seminar talk, Sep 2024
Capturing and Reproducing Spatial Sound: Physics-based Approach to VR/AR audio

Shoichi Koyama

In Multiple Input Modalities and Sensations for VR/AR Interactions (MIMSVAI, in conjunction with UbiComp/ISWC), Keynote talk, Oct 2024

HTML Slides
Physics-Informed Machine Learning For Sound Field Estimation and Control

Shoichi Koyama

In The Australian National University, seminar talk, Oct 2024

空間アクティブ騒音制御の基礎–点の制御から領域の制御へ– (＜小特集＞アクティブ制御の今)

小山翔一

日本音響学会誌, Oct 2024

Bib HTML

@article{Koyama:ASJ_J2024,
  author = {小山, 翔一},
  title = {空間アクティブ騒音制御の基礎--点の制御から領域の制御へ-- (＜小特集＞アクティブ制御の今)},
  journal = {日本音響学会誌},
  volume = {80},
  number = {5},
  doi = {10.20697/jasj.80.5_274},
  pages = {274-281},
  year = {2024},
}

カーネル補間による入射音場推定における散乱体形状の影響評価

小塚詩穂里, 小山翔一, 伊藤弘章, and 鎌土記良

In 電子情報通信学会技術研究報告, Feb 2024

Bib HTML

@inproceedings{Kozuka:IEICE_TR_EA2024-02,
  author = {小塚, 詩穂里 and 小山, 翔一 and 伊藤, 弘章 and 鎌土, 記良},
  title = {カーネル補間による入射音場推定における散乱体形状の影響評価},
  booktitle = {電子情報通信学会技術研究報告},
  year = {2024},
  month = feb,
}

2023

Weighted Pressure and Mode Matching for Sound Field Reproduction: Theoretical and Experimental Comparisons

Shoichi Koyama, Keisuke Kimura, and Natsuki Ueno

Journal of the Audio Engineering Society, Feb 2023

[Invited]

Bib HTML PDF Code

@article{Koyama:JAES2023,
  author = {Koyama, Shoichi and Kimura, Keisuke and Ueno, Natsuki},
  title = {Weighted Pressure and Mode Matching for Sound Field Reproduction: Theoretical and Experimental Comparisons},
  journal = {Journal of the Audio Engineering Society},
  volume = {71},
  number = {4},
  pages = {173-185},
  year = {2023},
  doi = {10.17743/jaes.2022.0058},
}

IEEE TASLP

Amplitude Matching for Multizone Sound Field Control

Takumi Abe, Shoichi Koyama, Natsuki Ueno, and Hiroshi Saruwatari

IEEE/ACM Transactions on Audio, Speech, and Language Processing, Feb 2023

Bib HTML PDF Code Slides Video

@article{Abe:IEEE_ACM_J_ASLP2023,
  author = {Abe, Takumi and Koyama, Shoichi and Ueno, Natsuki and Saruwatari, Hiroshi},
  title = {Amplitude Matching for Multizone Sound Field Control},
  journal = {{IEEE/ACM} Transactions on Audio, Speech, and Language Processing},
  volume = {31},
  pages = {656-669},
  year = {2023},
  doi = {10.1109/TASLP.2022.3231715},
}

ICASSP

Spatial active noise control method based on sound field interpolation from reference microphone signals

Kazuyuki Arikawa, Shoichi Koyama, and Hiroshi Saruwatari

In Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Jun 2023

arXiv Bib HTML Slides Video

@inproceedings{Arikawa:ICASSP2023,
  author = {Arikawa, Kazuyuki and Koyama, Shoichi and Saruwatari, Hiroshi},
  title = {Spatial active noise control method based on sound field interpolation from reference microphone signals},
  booktitle = {Proceedings of {IEEE} International Conference on Acoustics, Speech, and Signal Processing ({ICASSP})},
  address = {Rhodes island, Greece},
  month = jun,
  year = {2023},
  doi = {10.1109/ICASSP49357.2023.10097189},
}

ICASSP

Kernel interpolation of acoustic transfer functions with adaptive kernel for directed and residual reverberations

Juliano G. C. Ribeiro, Shoichi Koyama, and Hiroshi Saruwatari

In Proceedings of IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP), Jun 2023

arXiv Bib HTML Slides Video

@inproceedings{Ribeiro:ICASSP2023,
  author = {Ribeiro, Juliano G. C. and Koyama, Shoichi and Saruwatari, Hiroshi},
  title = {Kernel interpolation of acoustic transfer functions with adaptive kernel for directed and residual reverberations},
  booktitle = {Proceedings of {IEEE} International Conference on Acoustics, Speech, and Signal Processing ({ICASSP})},
  address = {Rhodes island, Greece},
  month = jun,
  year = {2023},
  doi = {10.1109/ICASSP49357.2023.10095429},
}

Multichannel Active Noise Control with Exterior Radiation Suppression Based on Riemannian Optimization

Takaaki Kojima, Kazuyuki Arikawa, Shoichi Koyama, and Hiroshi Saruwatari

In Proceedings of European Signal Processing Conference (EUSIPCO), Sep 2023

arXiv Bib HTML

@inproceedings{Kojima:EUSIPCO2023,
  author = {Kojima, Takaaki and Arikawa, Kazuyuki and Koyama, Shoichi and Saruwatari, Hiroshi},
  title = {Multichannel Active Noise Control with Exterior Radiation Suppression Based on Riemannian Optimization},
  booktitle = {Proceedings of European Signal Processing Conference ({EUSIPCO})},
  address = {Helsinki, Finland},
  month = sep,
  year = {2023},
  pages = {96-100},
  doi = {10.23919/EUSIPCO58844.2023.10289919},
}

WASPAA

Perceptual Quality Enhancement of Sound Field Synthesis Based on Combination of Pressure and Amplitude Matching

Keisuke Kimura, Shoichi Koyama, and Hiroshi Saruwatari

In Proceedings of IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA), Oct 2023

arXiv Bib HTML Slides Video

@inproceedings{Kimura:WASPAA2023,
  author = {Kimura, Keisuke and Koyama, Shoichi and Saruwatari, Hiroshi},
  title = {Perceptual Quality Enhancement of Sound Field Synthesis Based on Combination of Pressure and Amplitude Matching},
  booktitle = {Proceedings of {IEEE} Workshop on Applications of Signal Processing to Audio and Acoustics ({WASPAA})},
  month = oct,
  year = {2023},
  doi = {10.1109/WASPAA58266.2023.10248106},
}

WASPAA

Kernel Interpolation of Incident Sound Field in Region Including Scattering Objects

Shoichi Koyama, Masaki Nakada, Juliano G. C. Ribeiro, and Hiroshi Saruwatari

In Proceedings of IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA), Oct 2023

arXiv Bib HTML Slides Video

@inproceedings{Koyama:WASPAA2023,
  author = {Koyama, Shoichi and Nakada, Masaki and Ribeiro, Juliano G. C. and Saruwatari, Hiroshi},
  title = {Kernel Interpolation of Incident Sound Field in Region Including Scattering Objects},
  booktitle = {Proceedings of {IEEE} Workshop on Applications of Signal Processing to Audio and Acoustics ({WASPAA})},
  month = oct,
  year = {2023},
  doi = {10.1109/WASPAA58266.2023.10248156},
}

Sound Field Analysis and Synthesis: Recent Advances and Applications to Spatial Audio

Shoichi Koyama

In Aalto University, Acoustics Lab, seminar talk, Sep 2023

カーネル法に基づく散乱体を含む領域内の入射音場推定ーEMアルゴリズムによるハイパーパラメータ最適化ー

山野孝太, 小山翔一, 中田雅貴, and 猿渡洋

In 日本音響学会秋季研究発表会講演論文集, Sep 2023

Bib HTML

@inproceedings{Yamano:ASJ2023A,
  author = {山野, 孝太 and 小山, 翔一 and 中田, 雅貴 and 猿渡, 洋},
  title = {カーネル法に基づく散乱体を含む領域内の入射音場推定ーEMアルゴリズムによるハイパーパラメータ最適化ー},
  booktitle = {日本音響学会秋季研究発表会講演論文集},
  number = {2-1-13},
  year = {2023},
  month = sep,
  pages = {211-214},
}

音場再現技術の統一的枠組みと知覚的精度向上

小山翔一

In 電子情報通信学会技術研究報告, Nov 2023

[Invited]

Bib HTML Slides

@inproceedings{Koyama:IEICE_TR_EA2023-11,
  author = {小山, 翔一},
  title = {音場再現技術の統一的枠組みと知覚的精度向上},
  booktitle = {電子情報通信学会技術研究報告},
  pages = {104-108},
  year = {2023},
  month = nov,
}