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Speech enhancement at extremely low signal-to-noise ratio (SNR) condition is a very challenging problem and rarely investigated in previous works. This paper proposes a robust speech enhancement approach (UNetGAN) based on U-Net and…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-30 Xiang Hao , Xiangdong Su , Zhiyu Wang , Hui Zhang , Batushiren

In this paper, in order to further deal with the performance degradation caused by ignoring the phase information in conventional speech enhancement systems, we proposed a temporal dilated convolutional generative adversarial network…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-01 Shuaishuai Ye , Xinhui Hu , Xinkang Xu

Deep-learning based methods have shown their advantages in audio coding over traditional ones but limited attention has been paid on real-time communications (RTC). This paper proposes the TFNet, an end-to-end neural speech codec with low…

Sound · Computer Science 2022-02-16 Xue Jiang , Xiulian Peng , Chengyu Zheng , Huaying Xue , Yuan Zhang , Yan Lu

In this paper, we propose a multi-channel network for simultaneous speech dereverberation, enhancement and separation (DESNet). To enable gradient propagation and joint optimization, we adopt the attentional selection mechanism of the…

Sound · Computer Science 2020-11-17 Yihui Fu , Jian Wu , Yanxin Hu , Mengtao Xing , Lei Xie

Speech enhancement techniques based on deep learning have brought significant improvement on speech quality and intelligibility. Nevertheless, a large gain in speech quality measured by objective metrics, such as perceptual evaluation of…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-06 Bo Wu , Meng Yu , Lianwu Chen , Yong Xu , Chao Weng , Dan Su , Dong Yu

Fully convolutional recurrent neural networks (FCRNs) have shown state-of-the-art performance in single-channel speech enhancement. However, the number of parameters and the FLOPs/second of the original FCRN are restrictively high. A…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-06 Marvin Sach , Jan Franzen , Bruno Defraene , Kristoff Fluyt , Maximilian Strake , Wouter Tirry , Tim Fingscheidt

Neural source-filter (NSF) models are deep neural networks that produce waveforms given input acoustic features. They use dilated-convolution-based neural filter modules to filter sine-based excitation for waveform generation, which is…

Audio and Speech Processing · Electrical Eng. & Systems 2019-08-28 Xin Wang , Junichi Yamagishi

Speaker recognition using i-vector has been replaced by speaker recognition using deep learning. Speaker recognition based on Convolutional Neural Networks (CNNs) has been widely used in recent years, which learn low-level speech…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-22 Wencheng Li , Zhenhua Tan , Jingyu Ning , Zhenche Xia , Danke Wu

When the parameters of Bayesian Short-time Spectral Amplitude (STSA) estimator for speech enhancement are selected based on the characteristics of the human auditory system, the gain function of the estimator becomes more flexible. Although…

Sound · Computer Science 2025-12-18 Suman Samui

We propose an end-to-end speech enhancement method with trainable time-frequency~(T-F) transform based on invertible deep neural network~(DNN). The resent development of speech enhancement is brought by using DNN. The ordinary DNN-based…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-17 Daiki Takeuchi , Kohei Yatabe , Yuma Koizumi , Yasuhiro Oikawa , Noboru Harada

Environmental Sound Classification (ESC) is a rapidly evolving field that recently demonstrated the advantages of application of visual domain techniques to the audio-related tasks. Previous studies indicate that the domain-specific…

Sound · Computer Science 2021-04-26 Andrey Guzhov , Federico Raue , Jörn Hees , Andreas Dengel

Distributed microphone array (DMA) is a promising next-generation platform for speech interaction, where speech enhancement (SE) is still required to improve the speech quality in noisy cases. Existing SE methods usually first gather raw…

Sound · Computer Science 2026-01-27 Chengqian Jiang , Jie Zhang , Haoyin Yan

We study the use of the Wave-U-Net architecture for speech enhancement, a model introduced by Stoller et al for the separation of music vocals and accompaniment. This end-to-end learning method for audio source separation operates directly…

Sound · Computer Science 2018-11-29 Craig Macartney , Tillman Weyde

This paper proposes a full-band and sub-band fusion model, named as FullSubNet, for single-channel real-time speech enhancement. Full-band and sub-band refer to the models that input full-band and sub-band noisy spectral feature, output…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-04 Xiang Hao , Xiangdong Su , Radu Horaud , Xiaofei Li

Neural text-to-speech (TTS) generally consists of cascaded architecture with separately optimized acoustic model and vocoder, or end-to-end architecture with continuous mel-spectrograms or self-extracted speech frames as the intermediate…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-09 Ruiqing Xue , Yanqing Liu , Lei He , Xu Tan , Linquan Liu , Edward Lin , Sheng Zhao

Streaming speech recognition architectures are employed for low-latency, real-time applications. Such architectures are often characterized by their causality. Causal architectures emit tokens at each frame, relying only on current and past…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-11 Grant P. Strimel , Yi Xie , Brian King , Martin Radfar , Ariya Rastrow , Athanasios Mouchtaris

Convolutive Non-Negative Matrix Factorization model factorizes a given audio spectrogram using frequency templates with a temporal dimension. In this paper, we present a convolutional auto-encoder model that acts as a neural network…

Sound · Computer Science 2017-09-26 Shrikant Venkataramani , Y. Cem Subakan , Paris Smaragdis

Objective: The present study introduces a fractional wavelet scattering network (FrScatNet), which is a generalized translation invariant version of the classical wavelet scattering network (ScatNet). Methods: In our approach, the FrScatNet…

Computer Vision and Pattern Recognition · Computer Science 2018-07-03 Li Liu , Jiasong Wu , Dengwang Li , Lotfi Senhadji , Huazhong Shu

Transformer-based language models utilize the attention mechanism for substantial performance improvements in almost all natural language processing (NLP) tasks. Similar attention structures are also extensively studied in several other…

Computation and Language · Computer Science 2023-05-17 Nurullah Sevim , Ege Ozan Özyedek , Furkan Şahinuç , Aykut Koç

Time-domain single-channel speech enhancement (SE) still remains challenging to extract the target speaker without any prior information on multi-talker conditions. It has been shown via auditory attention decoding that the brain activity…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-18 Jie Zhang , Qing-Tian Xu , Qiu-Shi Zhu , Zhen-Hua Ling