wu25d@interspeech_2025@ISCA

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#1 A Novel Deep Learning Framework for Efficient Multichannel Acoustic Feedback Control [PDF] [Copy] [Kimi] [REL]

Authors: Yuan-Kuei Wu, Juan Azcarreta Ortiz, Kashyap Patel, Buye Xu, Jung-Suk Lee, Sanha Lee, Ashutosh Pandey

This study presents a deep-learning framework for controlling multichannel acoustic feedback in audio devices. Traditional digital signal processing methods struggle with convergence when dealing with high correlated noise such as feedback. We introduce a Convolutional Recurrent Network that efficiently combines spatial and temporal processing, significantly enhancing speech enhancement capabilities with lower computational demands. Our approach utilizes three training methods: In-a-Loop Training, Teacher Forcing, and a Hybrid strategy with a Multichannel Wiener Filter, optimizing performance in complex acoustic environments. This scalable framework offers a robust solution for real-world applications, making significant advances in Acoustic Feedback Control technology.

Subject: INTERSPEECH.2025 - Speech Processing