2025

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    Physics-Informed Machine Learning For Sound Field Estimation: Fundamentals, state of the art, and challenges
    Shoichi Koyama, Juliano G. C. Ribeiro, Tomohiko NakamuraNatsuki Ueno, and Mirco Pezzoli
    IEEE Signal Processing Magazine, 2025
  2. 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)

2024

  1. 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
  2. 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]
  3. Fundamentals of spatial active noies control: From point control to region control
    Journal of the Acoustical Society of Japan, Apr 2024
    (in Japanese)
  4. 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
  5. 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
  6. 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
  7. Physics-Informed Machine Learning For Sound Field Estimation and Control
    In Polytechnic Uniersity of Milan, seminar talk, Sep 2024
  8. Physics-Informed Machine Learning For Sound Field Estimation and Control
    In Technical University of Denmark, seminar talk, Sep 2024
  9. Physics-Informed Machine Learning For Sound Field Estimation and Control
    In Lund University, seminar talk, Sep 2024
  10. Capturing and Reproducing Spatial Sound: Physics-based Approach to VR/AR audio
    In Multiple Input Modalities and Sensations for VR/AR Interactions (MIMSVAI, in conjunction with UbiComp/ISWC), Keynote talk, Oct 2024
  11. Physics-Informed Machine Learning For Sound Field Estimation and Control
    In The Australian National University, seminar talk, Oct 2024

2023

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    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, Oct 2023
    [Invited]
  2. Amplitude Matching for Multizone Sound Field Control
    IEEE/ACM Transactions on Audio, Speech, and Language Processing, Oct 2023
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. Sound Field Analysis and Synthesis: Recent Advances and Applications to Spatial Audio
    In Aalto University, Acoustics Lab, seminar talk, Sep 2023