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Bang & Olufsen

Industry researcheurope · dk
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Selected work

Representative Papers

Fast-ULCNet: A fast and ultra low complexity network for single-channel speech enhancement

Jan 21, 2026

This work addresses the demand for low-latency, low-complexity single-channel speech enhancement on resource-constrained embedded devices by proposing an improved architecture. Specifically, the original GRU in ULCNet is replaced with a lightweight FastGRNN, and a novel trainable complementary filter is introduced to mitigate state drift during long-duration audio inference. The proposed method achieves speech enhancement performance comparable to the original ULCNet while reducing model size by over 50% and decreasing average inference latency by 34%. These improvements significantly enhance deployment efficiency and practical applicability on edge hardware without compromising perceptual quality or intelligibility.

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Recent publications

Latest Papers

Fast-ULCNet: A fast and ultra low complexity network for single-channel speech enhancement

Jan 21, 2026

This work addresses the demand for low-latency, low-complexity single-channel speech enhancement on resource-constrained embedded devices by proposing an improved architecture. Specifically, the original GRU in ULCNet is replaced with a lightweight FastGRNN, and a novel trainable complementary filter is introduced to mitigate state drift during long-duration audio inference. The proposed method achieves speech enhancement performance comparable to the original ULCNet while reducing model size by over 50% and decreasing average inference latency by 34%. These improvements significantly enhance deployment efficiency and practical applicability on edge hardware without compromising perceptual quality or intelligibility.

0 citationsRead paper