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Low latency models are critical for real-time speech enhancement applications, such as hearing aids and hearables. However, the sub-millisecond latency space for resource-constrained hearables remains underexplored. We demonstrate speech…

The requirements for many applications of state-of-the-art speech recognition systems include not only low word error rate (WER) but also low latency. Specifically, for many use-cases, the system must be able to decode utterances in a…

Voice-based interfaces rely on a wake-up word mechanism to initiate communication with devices. However, achieving a robust, energy-efficient, and fast detection remains a challenge. This paper addresses these real production needs by…

Sound · Computer Science 2023-10-18 Fernando López , Jordi Luque , Carlos Segura , Pablo Gómez

In real acoustic environment, speech enhancement is an arduous task to improve the quality and intelligibility of speech interfered by background noise and reverberation. Over the past years, deep learning has shown great potential on…

Sound · Computer Science 2021-05-07 Kanghao Zhang , Shulin He , Hao Li , Xueliang Zhang

Large-scale models for learning fixed-dimensional cross-lingual sentence representations like LASER (Artetxe and Schwenk, 2019b) lead to significant improvement in performance on downstream tasks. However, further increases and…

Computation and Language · Computer Science 2022-05-30 Zhuoyuan Mao , Prakhar Gupta , Pei Wang , Chenhui Chu , Martin Jaggi , Sadao Kurohashi

As the ubiquity of deep learning in various machine learning applications has amplified, a proliferation of neural network models has been trained and shared on public model repositories. In the context of a targeted machine learning…

Machine Learning · Computer Science 2024-04-02 Jianwei Cui , Wenhang Shi , Honglin Tao , Wei Lu , Xiaoyong Du

In multi-speaker scenarios, leveraging spatial features is essential for enhancing target speech. While with limited microphone arrays, developing a compact multi-channel speech enhancement system remains challenging, especially in…

Audio and Speech Processing · Electrical Eng. & Systems 2024-12-31 Wen Wen , Qiang Zhou , Yu Xi , Haoyu Li , Ziqi Gong , Kai Yu

In recent years, the joint training of speech enhancement front-end and automatic speech recognition (ASR) back-end has been widely used to improve the robustness of ASR systems. Traditional joint training methods only use enhanced speech…

Sound · Computer Science 2023-05-31 Haoyu Lu , Nan Li , Tongtong Song , Longbiao Wang , Jianwu Dang , Xiaobao Wang , Shiliang Zhang

In contrast to other sequence tasks modeling hidden layer features with three axes, Dual-Path time and time-frequency domain speech enhancement models are effective and have low parameters but are computationally demanding due to their…

Sound · Computer Science 2025-01-10 Haoxu Wang , Biao Tian

Deep learning algorithm are increasingly used for speech enhancement (SE). In supervised methods, global and local information is required for accurate spectral mapping. A key restriction is often poor capture of key contextual information.…

Sound · Computer Science 2022-10-28 Jianqiao Cui , Stefan Bleeck

Learning rate schedule has a major impact on the performance of deep learning models. Still, the choice of a schedule is often heuristical. We aim to develop a precise understanding of the effects of different learning rate schedules and…

Machine Learning · Computer Science 2020-02-25 Guillaume Leclerc , Aleksander Madry

We propose a novel Two-Stage framework for Structured Pruning (\textsc{2SSP}) for pruning Large Language Models (LLMs), which combines two different strategies of pruning, namely Width and Depth Pruning. The first stage (Width Pruning)…

Computation and Language · Computer Science 2025-08-19 Fabrizio Sandri , Elia Cunegatti , Giovanni Iacca

Target speaker extraction (TSE) extracts the target speaker's voice from overlapping speech mixtures given a reference utterance. Existing approaches typically fall into two categories: discriminative and generative. Discriminative methods…

Sound · Computer Science 2026-03-16 Junwon Moon , Hyunjin Choi , Hansol Park , Heeseung Kim , Kyuhong Shim

Multi-frame algorithms for single-channel speech enhancement are able to take advantage from short-time correlations within the speech signal. Deep Filtering (DF) was proposed to directly estimate a complex filter in frequency domain to…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-16 Hendrik Schröter , Tobias Rosenkranz , Alberto N. Escalante-B. , Andreas Maier

Large language models have revolutionized natural language processing by leveraging self-supervised pretraining on vast textual data. Inspired by this success, researchers have investigated various compression-based speech tokenization…

Computation and Language · Computer Science 2025-05-22 Richard He Bai , Tatiana Likhomanenko , Ruixiang Zhang , Zijin Gu , Zakaria Aldeneh , Navdeep Jaitly

This paper integrates a classic mel-cepstral synthesis filter into a modern neural speech synthesis system towards end-to-end controllable speech synthesis. Since the mel-cepstral synthesis filter is explicitly embedded in neural waveform…

Audio and Speech Processing · Electrical Eng. & Systems 2022-11-22 Takenori Yoshimura , Shinji Takaki , Kazuhiro Nakamura , Keiichiro Oura , Yukiya Hono , Kei Hashimoto , Yoshihiko Nankaku , Keiichi Tokuda

The presence of multiple talkers in the surrounding environment poses a difficult challenge for real-time speech communication systems considering the constraints on network size and complexity. In this paper, we present Personalized…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-09 Ritwik Giri , Shrikant Venkataramani , Jean-Marc Valin , Umut Isik , Arvindh Krishnaswamy

State-of-the-art speech recognition systems rely on fixed, hand-crafted features such as mel-filterbanks to preprocess the waveform before the training pipeline. In this paper, we study end-to-end systems trained directly from the raw…

Computation and Language · Computer Science 2018-06-22 Neil Zeghidour , Nicolas Usunier , Gabriel Synnaeve , Ronan Collobert , Emmanuel Dupoux

Building a single universal speech enhancement (SE) system that can handle arbitrary input is a demanded but underexplored research topic. Towards this ultimate goal, one direction is to build a single model that handles diverse audio…

Audio and Speech Processing · Electrical Eng. & Systems 2024-02-19 Wangyou Zhang , Jee-weon Jung , Shinji Watanabe , Yanmin Qian

Applying a pre-trained large model to downstream tasks is prohibitive under resource-constrained conditions. Recent dominant approaches for addressing efficiency issues involve adding a few learnable parameters to the fixed backbone model.…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Yangyang Guo , Guangzhi Wang , Mohan Kankanhalli