no code implementations • 11 Jan 2024 • Yoshihide Tomita, Shoichi Koyama, Hiroshi Saruwatari
A method for synthesizing the desired sound field while suppressing the exterior radiation power with directional weighting is proposed.
no code implementations • 26 Jul 2023 • Keisuke Kimura, Shoichi Koyama, Hiroshi Saruwatari
A sound field synthesis method enhancing perceptual quality is proposed.
no code implementations • 15 Jun 2023 • Takaaki Kojima, Kazuyuki Arikawa, Shoichi Koyama, Hiroshi Saruwatari
A multichannel active noise control (ANC) method with exterior radiation suppression is proposed.
no code implementations • 29 Mar 2023 • Kazuyuki Arikawa, Shoichi Koyama, Hiroshi Saruwatari
A spatial active noise control (ANC) method based on kernel interpolation of a sound field with exterior radiation suppression is proposed.
no code implementations • 28 Mar 2023 • Kazuyuki Arikawa, Shoichi Koyama, Hiroshi Saruwatari
A spatial active noise control (ANC) method based on the interpolation of a sound field from reference microphone signals is proposed.
no code implementations • 23 Mar 2023 • Shoichi Koyama, Keisuke Kimura, Natsuki Ueno
Two sound field reproduction methods, weighted pressure matching and weighted mode matching, are theoretically and experimentally compared.
no code implementations • 7 Mar 2023 • Juliano G. C. Ribeiro, Shoichi Koyama, Hiroshi Saruwatari
An interpolation method for region-to-region acoustic transfer functions (ATFs) based on kernel ridge regression with an adaptive kernel is proposed.
no code implementations • 26 Oct 2022 • Shoichi Koyama, Kazuyuki Arikawa
A sound field reproduction method called weighted pressure matching is proposed.
no code implementations • 5 May 2022 • Juliano G. C. Ribeiro, Shoichi Koyama, Hiroshi Saruwatari
A method of interpolating the acoustic transfer function (ATF) between regions that takes into account both the physical properties of the ATF and the directionality of region configurations is proposed.
no code implementations • 10 Feb 2022 • Kazuyuki Arikawa, Shoichi Koyama, Hiroshi Saruwatari
A spatial active noise control (ANC) method based on the individual kernel interpolation of primary and secondary sound fields is proposed.
no code implementations • 22 Nov 2021 • Shoichi Koyama, Keisuke Kimura, Natsuki Ueno
We evaluate weighted mode matching, which is a sound field reproduction method based on the spherical wavefunction expansion of the sound field, in comparison with conventional pressure matching.
no code implementations • 15 Sep 2021 • Naoto Iijima, Shoichi Koyama, Hiroshi Saruwatari
To reproduce binaural signals from microphone array recordings at a remote location, a spherical microphone array is generally used for capturing a soundfield.
2 code implementations • 21 Jun 2021 • Shoichi Koyama, Tomoya Nishida, Keisuke Kimura, Takumi Abe, Natsuki Ueno, Jesper Brunnström
Two subdatasets are currently available: one consists of IRs in a three-dimensional cuboidal region from a single source, and the other consists of IRs in a two-dimensional square region from an array of 32 sources.