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Related papers: Improved Speech Enhancement with the Wave-U-Net

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Phase information has a significant impact on speech perceptual quality and intelligibility. However, existing speech enhancement methods encounter limitations in explicit phase estimation due to the non-structural nature and wrapping…

Audio and Speech Processing · Electrical Eng. & Systems 2024-04-02 Ye-Xin Lu , Yang Ai , Zhen-Hua Ling

This paper addresses the challenges of Hindi speech separation and enhancement using advanced neural network architectures, with a focus on edge devices. We propose a refined approach leveraging the DEMUCS model to overcome limitations of…

Sound · Computer Science 2025-08-25 Arnav Ramamoorthy

Target speech extraction remains difficult for compact devices because monaural neural models lack spatial evidence and classical beamformers lose resolving power when the microphone aperture is only a few centimetres. We present IsoNet, a…

Sound · Computer Science 2026-05-18 Dinanath Padhya , Sajen Maharjan , Binita Adhikari , Ishwor Raj Pokharel

3D speech enhancement can effectively improve the auditory experience and plays a crucial role in augmented reality technology. However, traditional convolutional-based speech enhancement methods have limitations in extracting dynamic voice…

Audio and Speech Processing · Electrical Eng. & Systems 2023-11-21 Han Yin , Jisheng Bai , Mou Wang , Siwei Huang , Yafei Jia , Jianfeng Chen

Neural network-based vocoders have recently demonstrated the powerful ability to synthesize high-quality speech. These models usually generate samples by conditioning on spectral features, such as Mel-spectrogram and fundamental frequency,…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-13 Yunchao He , Yujun Wang

Most of the currently successful source separation techniques use the magnitude spectrogram as input, and are therefore by default omitting part of the signal: the phase. To avoid omitting potentially useful information, we study the…

Sound · Computer Science 2019-07-01 Francesc Lluís , Jordi Pons , Xavier Serra

Speech enhancement and separation have been a long-standing problem, especially with the recent advances using a single microphone. Although microphones perform well in constrained settings, their performance for speech separation decreases…

Audio and Speech Processing · Electrical Eng. & Systems 2022-04-15 Muhammed Zahid Ozturk , Chenshu Wu , Beibei Wang , Min Wu , K. J. Ray Liu

This paper presents an improved deep embedding learning method based on convolutional neural network (CNN) for text-independent speaker verification. Two improvements are proposed for x-vector embedding learning: (1) Multi-scale convolution…

Audio and Speech Processing · Electrical Eng. & Systems 2020-01-15 Bin Gu , Wu Guo

Speech separation has been very successful with deep learning techniques. Substantial effort has been reported based on approaches over spectrogram, which is well known as the standard time-and-frequency cross-domain representation for…

Sound · Computer Science 2019-04-17 Gene-Ping Yang , Chao-I Tuan , Hung-Yi Lee , Lin-shan Lee

In this paper, we formulate a blind source separation (BSS) framework, which allows integrating U-Net based deep learning source separation network with probabilistic spatial machine learning expectation maximization (EM) algorithm for…

Audio and Speech Processing · Electrical Eng. & Systems 2021-03-01 Sania Gul , Muhammad Salman Khan , Syed Waqar Shah

Language models (LMs) have shown superior performances in various speech generation tasks recently, demonstrating their powerful ability for semantic context modeling. Given the intrinsic similarity between speech generation and speech…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-09 Ziqian Wang , Xinfa Zhu , Zihan Zhang , YuanJun Lv , Ning Jiang , Guoqing Zhao , Lei Xie

Audio-visual speech separation aims to isolate each speaker's clean voice from mixtures by leveraging visual cues such as lip movements and facial features. While visual information provides complementary semantic guidance, existing methods…

Sound · Computer Science 2025-10-13 Ke Xue , Rongfei Fan , Lixin , Dawei Zhao , Chao Zhu , Han Hu

Despite the recent success of speech separation models, they fail to separate sources properly while facing different sets of people or noisy environments. To tackle this problem, we proposed to apply meta-learning to the speech separation…

Sound · Computer Science 2021-05-04 Yuan-Kuei Wu , Kuan-Po Huang , Yu Tsao , Hung-yi Lee

Music source separation has been a popular topic in signal processing for decades, not only because of its technical difficulty, but also due to its importance to many commercial applications, such as automatic karoake and remixing. In this…

Audio and Speech Processing · Electrical Eng. & Systems 2020-03-23 Yuzhou Liu , Balaji Thoshkahna , Ali Milani , Trausti Kristjansson

In this paper, we explore an improved framework to train a monoaural neural enhancement model for robust speech recognition. The designed training framework extends the existing mixture invariant training criterion to exploit both unpaired…

Sound · Computer Science 2022-09-21 Jisi Zhang , Catalin Zorila , Rama Doddipatla , Jon Barker

The deep learning based time-domain models, e.g. Conv-TasNet, have shown great potential in both single-channel and multi-channel speech enhancement. However, many experiments on the time-domain speech enhancement model are done in…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-28 Wangyou Zhang , Jing Shi , Chenda Li , Shinji Watanabe , Yanmin Qian

Time-frequency (T-F) domain masking is a mainstream approach for single-channel speech enhancement. Recently, focuses have been put to phase prediction in addition to amplitude prediction. In this paper, we propose a…

Sound · Computer Science 2019-11-13 Dacheng Yin , Chong Luo , Zhiwei Xiong , Wenjun Zeng

Our objective is an audio-visual model for separating a single speaker from a mixture of sounds such as other speakers and background noise. Moreover, we wish to hear the speaker even when the visual cues are temporarily absent due to…

Computer Vision and Pattern Recognition · Computer Science 2019-07-12 Triantafyllos Afouras , Joon Son Chung , Andrew Zisserman

End-to-end models have achieved significant improvement on automatic speech recognition. One common method to improve performance of these models is expanding the data-space through data augmentation. Meanwhile, human auditory inspired…

Audio and Speech Processing · Electrical Eng. & Systems 2022-04-12 Zehai Tu , Jack Deadman , Ning Ma , Jon Barker

State-of-the-art text-independent speaker verification systems typically use cepstral features or filter bank energies as speech features. Recent studies attempted to extract speaker embeddings directly from raw waveforms and have shown…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-10 Ge Zhu , Fei Jiang , Zhiyao Duan