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With recent research advancements, deep learning models are becoming attractive and powerful choices for speech enhancement in real-time applications. While state-of-the-art models can achieve outstanding results in terms of speech quality…

Audio and Speech Processing · Electrical Eng. & Systems 2021-05-20 Sebastian Braun , Hannes Gamper , Chandan K. A. Reddy , Ivan Tashev

One persistent challenge in Speech Emotion Recognition (SER) is the ubiquitous environmental noise, which frequently results in deteriorating SER performance in practice. In this paper, we introduce a Two-level Refinement Network, dubbed…

Sound · Computer Science 2024-09-04 Chengxin Chen , Pengyuan Zhang

We address the problem of speech enhancement generalisation to unseen environments by performing two manipulations. First, we embed an additional recording from the environment alone, and use this embedding to alter activations in the main…

Audio and Speech Processing · Electrical Eng. & Systems 2018-10-31 Gil Keren , Jing Han , Björn Schuller

Speech enhancement aims to improve the perceptual quality of the speech signal by suppression of the background noise. However, excessive suppression may lead to speech distortion and speaker information loss, which degrades the performance…

Sound · Computer Science 2021-10-05 Yi Ma , Kong Aik Lee , Ville Hautamaki , Haizhou Li

Speaker verification (SV) suffers from unsatisfactory performance in far-field scenarios due to environmental noise andthe adverse impact of room reverberation. This work presents a benchmark of multichannel speech enhancement for…

Speech enhancement is a task to improve the intelligibility and perceptual quality of degraded speech signal. Recently, neural networks based methods have been applied to speech enhancement. However, many neural network based methods…

Sound · Computer Science 2021-02-22 Qiuqiang Kong , Haohe Liu , Xingjian Du , Li Chen , Rui Xia , Yuxuan Wang

Self-supervised learning (SSL) is the latest breakthrough in speech processing, especially for label-scarce downstream tasks by leveraging massive unlabeled audio data. The noise robustness of the SSL is one of the important challenges to…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-25 Hiroshi Sato , Ryo Masumura , Tsubasa Ochiai , Marc Delcroix , Takafumi Moriya , Takanori Ashihara , Kentaro Shinayama , Saki Mizuno , Mana Ihori , Tomohiro Tanaka , Nobukatsu Hojo

Acoustical mismatch among training and testing phases degrades outstandingly speech recognition results. This problem has limited the development of real-world nonspecific applications, as testing conditions are highly variant or even…

Sound · Computer Science 2013-05-13 Rashmi Makhijani , Urmila Shrawankar , V M Thakare

In recent years, speech enhancement (SE) has achieved impressive progress with the success of deep neural networks (DNNs). However, the DNN approach usually fails to generalize well to unseen environmental noise that is not included in the…

Audio and Speech Processing · Electrical Eng. & Systems 2020-04-09 Haoyu Li , Junichi Yamagishi

Deep neural network based speech enhancement approaches aim to learn a noisy-to-clean transformation using a supervised learning paradigm. However, such a trained-well transformation is vulnerable to unseen noises that are not included in…

Sound · Computer Science 2023-02-24 Chen Chen , Yuchen Hu , Heqing Zou , Linhui Sun , Eng Siong Chng

Background noise and room reverberation are regarded as two major factors to degrade the subjective speech quality. In this paper, we propose an integrated framework to address simultaneous denoising and dereverberation under complicated…

Sound · Computer Science 2021-06-25 Andong Li , Wenzhe Liu , Xiaoxue Luo , Guochen Yu , Chengshi Zheng , Xiaodong Li

Single-channel speech enhancement is utilized in various tasks to mitigate the effect of interfering signals. Conventionally, to ensure the speech enhancement performs optimally, the speech enhancement has needed to be tuned for each task.…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-11 Hiroshi Sato , Tsubasa Ochiai , Marc Delcroix , Takafumi Moriya , Takanori Ashihara , Ryo Masumura

Target-speaker speech recognition aims to recognize target-speaker speech from noisy environments with background noise and interfering speakers. This work presents a joint framework that combines time-domain target-speaker speech…

Sound · Computer Science 2021-03-01 Jiatong Shi , Chunlei Zhang , Chao Weng , Shinji Watanabe , Meng Yu , Dong Yu

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

Background: Active noise cancellation has been a subject of research for decades. Traditional techniques, like the Fast Fourier Transform, have limitations in certain scenarios. This research explores the use of deep neural networks (DNNs)…

Sound · Computer Science 2024-06-03 Brandon Colelough , Andrew Zheng

Due to the unprecedented breakthroughs brought about by deep learning, speech enhancement (SE) techniques have been developed rapidly and play an important role prior to acoustic modeling to mitigate noise effects on speech. To increase the…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-15 Fu-An Chao , Shao-Wei Fan Jiang , Bi-Cheng Yan , Jeih-weih Hung , Berlin Chen

The intelligibility and quality of speech from a mobile phone or public announcement system are often affected by background noise in the listening environment. By pre-processing the speech signal it is possible to improve the speech…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-21 Andreas Jonas Fuglsig , Jesper Jensen , Zheng-Hua Tan , Lars Søndergaard Bertelsen , Jens Christian Lindof , Jan Østergaard

Speech enhancement has recently achieved great success with various deep learning methods. However, most conventional speech enhancement systems are trained with supervised methods that impose two significant challenges. First, a majority…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-22 Viet Anh Trinh , Sebastian Braun

Speech super-resolution (SSR) aims to predict a high resolution (HR) speech signal from its low resolution (LR) corresponding part. Most neural SSR models focus on producing the final result in a noise-free environment by recovering the…

Audio and Speech Processing · Electrical Eng. & Systems 2023-10-11 Junkang Yang , Hongqing Liu , Lu Gan , Yi Zhou

Speech enhancement and separation are two fundamental tasks for robust speech processing. Speech enhancement suppresses background noise while speech separation extracts target speech from interfering speakers. Despite a great number of…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-16 Zili Huang , Shinji Watanabe , Shu-wen Yang , Paola Garcia , Sanjeev Khudanpur