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Next-generation networks are expected to be ultra-dense with a very high peak rate but relatively lower expected traffic per user. For such scenario, existing central controller based resource allocation may incur substantial signaling…

Networking and Internet Architecture · Computer Science 2020-04-02 Sumit J. Darak , Manjesh K. Hanawal

Convolutional neural networks (CNN) are one of the best-performing neural network architectures for environmental sound classification (ESC). Recently, temporal attention mechanisms have been used in CNN to capture the useful information…

Sound · Computer Science 2020-05-22 Helin Wang , Yuexian Zou , Dading Chong , Wenwu Wang

This study considers the problem of detecting and locating an active talker's horizontal position from multichannel audio captured by a microphone array. We refer to this as active speaker detection and localization (ASDL). Our goal was to…

Audio and Speech Processing · Electrical Eng. & Systems 2023-07-28 Davide Berghi , Philip J. B. Jackson

A person tends to generate dynamic attention towards speech under complicated environments. Based on this phenomenon, we propose a framework combining dynamic attention and recursive learning together for monaural speech enhancement. Apart…

Sound · Computer Science 2020-04-02 Andong Li , Chengshi Zheng , Cunhang Fan , Renhua Peng , Xiaodong Li

In noisy and reverberant environments, the performance of deep learning-based speech separation methods drops dramatically because previous methods are not designed and optimized for such situations. To address this issue, we propose a…

Sound · Computer Science 2023-03-08 Zhaoxi Mu , Xinyu Yang , Xiangyuan Yang , Wenjing Zhu

Deep neural networks (DNNs) have shown promising results for acoustic echo cancellation (AEC). But the DNN-based AEC models let through all near-end speakers including the interfering speech. In light of recent studies on personalized…

Sound · Computer Science 2022-07-01 Shimin Zhang , Ziteng Wang , Yukai Ju , Yihui Fu , Yueyue Na , Qiang Fu , Lei Xie

Deep learning speech separation algorithms have achieved great success in improving the quality and intelligibility of separated speech from mixed audio. Most previous methods focused on generating a single-channel output for each of the…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-18 Cong Han , Yi Luo , Nima Mesgarani

In this study, we propose a dense frequency-time attentive network (DeFT-AN) for multichannel speech enhancement. DeFT-AN is a mask estimation network that predicts a complex spectral masking pattern for suppressing the noise and…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-07 Dongheon Lee , Jung-Woo Choi

In this work, we propose a deep beamforming framework for speech enhancement in dynamic acoustic environments. The framework learns time-varying beamformer weights from noisy multichannel signals via a deep neural network, guided by a…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-18 Ilai Zaidel , Sharon Gannot

Recent progress on end-to-end neural diarization (EEND) has enabled overlap-aware speaker diarization with a single neural network. This paper proposes to enhance EEND by using multi-channel signals from distributed microphones. We replace…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-29 Shota Horiguchi , Yuki Takashima , Paola Garcia , Shinji Watanabe , Yohei Kawaguchi

In this paper, we exploit the effective way to leverage contextual information to improve the speech dereverberation performance in real-world reverberant environments. We propose a temporal-contextual attention approach on the deep neural…

Audio and Speech Processing · Electrical Eng. & Systems 2021-08-27 Helin Wang , Bo Wu , Lianwu Chen , Meng Yu , Jianwei Yu , Yong Xu , Shi-Xiong Zhang , Chao Weng , Dan Su , Dong Yu

As the cornerstone of other important technologies, such as speech recognition and speech synthesis, speech enhancement is a critical area in audio signal processing. In this paper, a new deep learning structure for speech enhancement is…

Sound · Computer Science 2021-08-30 Yuzi Yan , Wei-Qiang Zhang , Michael T. Johnson

Recent single-channel speech enhancement methods based on deep neural networks (DNNs) have achieved remarkable results, but there are still generalization problems in real scenes. Like other data-driven methods, DNN-based speech enhancement…

Audio and Speech Processing · Electrical Eng. & Systems 2021-07-12 Lu Zhang , Mingjiang Wang , Andong Li , Zehua Zhang , Xuyi Zhuang

Speech enhancement has benefited from the success of deep learning in terms of intelligibility and perceptual quality. Conventional time-frequency (TF) domain methods focus on predicting TF-masks or speech spectrum, via a naive convolution…

Audio and Speech Processing · Electrical Eng. & Systems 2020-09-24 Yanxin Hu , Yun Liu , Shubo Lv , Mengtao Xing , Shimin Zhang , Yihui Fu , Jian Wu , Bihong Zhang , Lei Xie

This paper describes a spatial-aware speaker diarization system for the multi-channel multi-party meeting. The diarization system obtains direction information of speaker by microphone array. Speaker spatial embedding is generated by…

Audio and Speech Processing · Electrical Eng. & Systems 2022-09-27 Jie Wang , Yuji Liu , Binling Wang , Yiming Zhi , Song Li , Shipeng Xia , Jiayang Zhang , Feng Tong , Lin Li , Qingyang Hong

Recurrent neural nets (RNN) and convolutional neural nets (CNN) are widely used on NLP tasks to capture the long-term and local dependencies, respectively. Attention mechanisms have recently attracted enormous interest due to their highly…

Computation and Language · Computer Science 2017-11-22 Tao Shen , Tianyi Zhou , Guodong Long , Jing Jiang , Shirui Pan , Chengqi Zhang

Highway deep neural network (HDNN) is a type of depth-gated feedforward neural network, which has shown to be easier to train with more hidden layers and also generalise better compared to conventional plain deep neural networks (DNNs).…

Computation and Language · Computer Science 2017-03-23 Liang Lu

Sound event localization frameworks based on deep neural networks have shown increased robustness with respect to reverberation and noise in comparison to classical parametric approaches. In particular, recurrent architectures that…

Deep learning has achieved substantial improvement on single-channel speech enhancement tasks. However, the performance of multi-layer perceptions (MLPs)-based methods is limited by the ability to capture the long-term effective history…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-19 Qiquan Zhang , Aaron Nicolson , Mingjiang Wang , Kuldip K. Paliwal , Chenxu Wang

Compensation for channel mismatch and noise interference is essential for robust automatic speech recognition. Enhanced speech has been introduced into the multi-condition training of acoustic models to improve their generalization ability.…

Sound · Computer Science 2022-11-24 Hung-Shin Lee , Pin-Yuan Chen , Yao-Fei Cheng , Yu Tsao , Hsin-Min Wang
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