no code implementations • 29 Jun 2023 • Ning Guo, Tomohiro Nakatani, Shoko Araki, Takehiro Moriya
This paper introduces a novel low-latency online beamforming (BF) algorithm, named Modified Parametric Multichannel Wiener Filter (Mod-PMWF), for enhancing speech mixtures with unknown and varying number of speakers.
1 code implementation • 27 Apr 2023 • Kenji Ishikawa, Daiki Takeuchi, Noboru Harada, Takehiro Moriya
We compared the method with conventional ones, such as image filters, a spatiotemporal filter, and other DNN architectures, on numerical and experimental data.
no code implementations • 2 Sep 2022 • Duc-Phuc Nguyen, Yoshifumi Shiraki, Jun Muramatsu, Takehiro Moriya
We propose a probabilistic shaping approach for region-of-interest signaling, where a low-rate signal controls the desired probabilistic ranges of a high-rate data stream using a flexible distribution controller.