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Related papers: Universal Discrete-Domain Speech Enhancement

200 papers

In this paper, we propose a novel speech enhancement (SE) method by exploiting the discrete wavelet transform (DWT). This new method reduces the amount of fast time-varying portion, viz. the DWT-wise detail component, in the spectrogram of…

Audio and Speech Processing · Electrical Eng. & Systems 2018-11-09 Shih-kuang Lee , Syu-Siang Wang , Yu Tsao , Jeih-weih Hung

It is promising to design a single model that can suppress various distortions and improve speech quality, i.e., universal speech enhancement (USE). Compared to supervised learning-based predictive methods, diffusion-based generative models…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-02 Jie Zhang , Haoyin Yan , Xiaofei Li

This paper proposes a speech enhancement method which exploits the high potential of residual connections in a Wide Residual Network architecture. This is supported on single dimensional convolutions computed alongside the time domain,…

Audio and Speech Processing · Electrical Eng. & Systems 2019-04-11 Jorge Llombart , Dayana Ribas , Antonio Miguel , Luis Vicente , Alfonso Ortega , Eduardo Lleida

In challenging environments with significant noise and reverberation, traditional speech enhancement (SE) methods often lead to over-suppressed speech, creating artifacts during listening and harming downstream tasks performance. To…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-03 Hsin-Tien Chiang , Hao Zhang , Yong Xu , Meng Yu , Dong Yu

Generative Universal Speech Enhancement (USE) methods aim to leverage generative models to improve speech quality under various types of distortions. However, existing generative speech enhancement methods often suffer from semantic…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-07 Xingchen Li , Hanke Xie , Ziqian Wang , Zihan Zhang , Longshuai Xiao , Shuai Wang , Lei Xie

Speech enhancement (SE) is usually required as a front end to improve the speech quality in noisy environments, while the enhanced speech might not be optimal for automatic speech recognition (ASR) systems due to speech distortion. On the…

Audio and Speech Processing · Electrical Eng. & Systems 2022-05-27 Qiu-Shi Zhu , Jie Zhang , Zi-Qiang Zhang , Li-Rong Dai

The performance of acoustic models degrades notably in noisy environments. Speech enhancement (SE) can be used as a front-end strategy to aid automatic speech recognition (ASR) systems. However, existing training objectives of SE methods…

Sound · Computer Science 2023-11-29 Chi-Chang Lee , Yu Tsao , Hsin-Min Wang , Chu-Song Chen

Removing background noise from speech audio has been the subject of considerable effort, especially in recent years due to the rise of virtual communication and amateur recordings. Yet background noise is not the only unpleasant disturbance…

Sound · Computer Science 2022-09-19 Joan Serrà , Santiago Pascual , Jordi Pons , R. Oguz Araz , Davide Scaini

A large and growing amount of speech content in real-life scenarios is being recorded on consumer-grade devices in uncontrolled environments, resulting in degraded speech quality. Transforming such low-quality device-degraded speech into…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-23 Haoyu Li , Junichi Yamagishi

Deploying speech enhancement (SE) systems in wearable devices, such as smart glasses, is challenging due to the limited computational resources on the device. Although deep learning methods have achieved high-quality results, their…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-21 Heitor R. Guimarães , Ke Tan , Juan Azcarreta , Jesus Alvarez , Prabhav Agrawal , Ashutosh Pandey , Buye Xu

Conventional deep neural network (DNN)-based speech enhancement (SE) approaches aim to minimize the mean square error (MSE) between enhanced speech and clean reference. The MSE-optimized model may not directly improve the performance of an…

Audio and Speech Processing · Electrical Eng. & Systems 2018-11-13 Yih-Liang Shen , Chao-Yuan Huang , Syu-Siang Wang , Yu Tsao , Hsin-Min Wang , Tai-Shih Chi

Speech enhancement (SE) aims to reduce noise in speech signals. Most SE techniques focus only on addressing audio information. In this work, inspired by multimodal learning, which utilizes data from different modalities, and the recent…

Sound · Computer Science 2022-04-19 Jen-Cheng Hou , Syu-Siang Wang , Ying-Hui Lai , Yu Tsao , Hsiu-Wen Chang , Hsin-Min Wang

Speech enhancement (SE) aims to reduce noise in speech signals. Most SE techniques focus only on addressing audio information. In this work, inspired by multimodal learning, which utilizes data from different modalities, and the recent…

Sound · Computer Science 2018-01-25 Jen-Cheng Hou , Syu-Siang Wang , Ying-Hui Lai , Yu Tsao , Hsiu-Wen Chang , Hsin-Min Wang

Most deep learning-based models for speech enhancement have mainly focused on estimating the magnitude of spectrogram while reusing the phase from noisy speech for reconstruction. This is due to the difficulty of estimating the phase of…

Sound · Computer Science 2019-04-03 Hyeong-Seok Choi , Jang-Hyun Kim , Jaesung Huh , Adrian Kim , Jung-Woo Ha , Kyogu Lee

Diffusion-based generative models have recently gained attention in speech enhancement (SE), providing an alternative to conventional supervised methods. These models transform clean speech training samples into Gaussian noise centered at…

Computer Vision and Pattern Recognition · Computer Science 2023-09-20 Jean-Eudes Ayilo , Mostafa Sadeghi , Romain Serizel

This paper introduces OmniGSE, a novel general speech enhancement (GSE) framework designed to mitigate the diverse distortions that speech signals encounter in real-world scenarios. These distortions include background noise, reverberation,…

Sound · Computer Science 2025-07-28 Zhaoxi Mu , Rilin Chen , Andong Li , Meng Yu , Xinyu Yang , Dong Yu

Personalized speech enhancement (PSE) models utilize additional cues, such as speaker embeddings like d-vectors, to remove background noise and interfering speech in real-time and thus improve the speech quality of online video conferencing…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-20 Sefik Emre Eskimez , Takuya Yoshioka , Huaming Wang , Xiaofei Wang , Zhuo Chen , Xuedong Huang

Self-supervised learning (SSL) has revolutionized audio representations, yet models often remain domain-specific, focusing on either speech or non-speech tasks. In this work, we present Universal Speech and Audio Distillation (USAD), a…

Sound · Computer Science 2025-08-19 Heng-Jui Chang , Saurabhchand Bhati , James Glass , Alexander H. Liu

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

We propose Uni-ArrayDPS, a novel diffusion-based refinement framework for unified multi-channel speech enhancement and separation. Existing methods for multi-channel speech enhancement/separation are mostly discriminative and are highly…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-27 Zhongweiyang Xu , Ashutosh Pandey , Juan Azcarreta , Zhaoheng Ni , Sanjeel Parekh , Buye Xu , Romit Roy Choudhury