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Multi-channel speech enhancement aims to extract clean speech from a noisy mixture using signals captured from multiple microphones. Recently proposed methods tackle this problem by incorporating deep neural network models with spatial…

Sound · Computer Science 2021-02-16 Panagiotis Tzirakis , Anurag Kumar , Jacob Donley

In this paper, we propose a Convolutional Neural Network (CNN) based speaker recognition model for extracting robust speaker embeddings. The embedding can be extracted efficiently with linear activation in the embedding layer. To understand…

Audio and Speech Processing · Electrical Eng. & Systems 2018-09-13 Suwon Shon , Hao Tang , James Glass

Deep complex convolution recurrent network (DCCRN), which extends CRN with complex structure, has achieved superior performance in MOS evaluation in Interspeech 2020 deep noise suppression challenge (DNS2020). This paper further extends…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-17 Shubo Lv , Yanxin Hu , Shimin Zhang , Lei Xie

Interfering sources, background noise and reverberation degrade speech quality and intelligibility in hearing aid applications. In this paper, we present an adaptive algorithm aiming at dereverberation, noise and interferer reduction and…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-14 Henri Gode , Simon Doclo

This paper aims to improve the widely used deep speaker embedding x-vector model. We propose the following improvements: (1) a hybrid neural network structure using both time delay neural network (TDNN) and long short-term memory neural…

Computation and Language · Computer Science 2019-02-22 Yun Tang , Guohong Ding , Jing Huang , Xiaodong He , Bowen Zhou

In this paper we propose the Structured Deep Neural Network (structured DNN) as a structured and deep learning framework. This approach can learn to find the best structured object (such as a label sequence) given a structured input (such…

Computation and Language · Computer Science 2015-11-10 Yi-Hsiu Liao , Hung-yi Lee , Lin-shan Lee

Data-driven models achieve successful results in Speech Emotion Recognition (SER). However, these models, which are often based on general acoustic features or end-to-end approaches, show poor performance when the testing set has a…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-15 Duowei Tang , Peter Kuppens , Lucca Geurts , Toon van Waterschoot

In this paper, a binaural beamforming algorithm for hearing aid applications is introduced.The beamforming algorithm is designed to be robust to some error in the estimate of the target speaker direction. The algorithm has two main…

Audio and Speech Processing · Electrical Eng. & Systems 2019-11-21 Hala As'ad , Martin Bouchard , Homayoun Kamkar-Parsi

Despite speaker verification has achieved significant performance improvement with the development of deep neural networks, domain mismatch is still a challenging problem in this field. In this study, we propose a novel framework to…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-24 Mufan Sang , Wei Xia , John H. L. Hansen

This paper describes speech enhancement for realtime automatic speech recognition (ASR) in real environments. A standard approach to this task is to use neural beamforming that can work efficiently in an online manner. It estimates the…

In this paper, we propose a speech enhancement method us ing dual-path Multi-Channel Linear Prediction (MCLP) filters and multi-norm beamforming. Specifically, the MCLP part in the proposed method is designed with dual-path filters in both…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-25 Chengyuan Qin , Wenmeng Xiong , Jing Zhou , Maoshen Jia , Changchun Bao

Purely neural network (NN) based speech separation and enhancement methods, although can achieve good objective scores, inevitably cause nonlinear speech distortions that are harmful for the automatic speech recognition (ASR). On the other…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-03 Yong Xu , Meng Yu , Shi-Xiong Zhang , Lianwu Chen , Chao Weng , Jianming Liu , Dong Yu

Prediction of late reverberation component using multi-channel linear prediction (MCLP) in short-time Fourier transform (STFT) domain is an effective means to enhance reverberant speech. Traditionally, a speech power spectral density (PSD)…

Audio and Speech Processing · Electrical Eng. & Systems 2018-12-05 Srikanth Raj Chetupalli , Thippur V. Sreenivas

A deep learning approach has been proposed recently to derive speaker identifies (d-vector) by a deep neural network (DNN). This approach has been applied to text-dependent speaker recognition tasks and shows reasonable performance gains…

Computation and Language · Computer Science 2015-06-30 Lantian Li , Yiye Lin , Zhiyong Zhang , Dong Wang

Hybrid beamformer design plays very crucial role in the next generation millimeter-wave (mm-Wave) massive MIMO (multiple-input multiple-output) systems. Previous works assume the perfect channel state information (CSI) which results heavy…

Signal Processing · Electrical Eng. & Systems 2020-08-18 Ahmet M. Elbir

In this paper, adaptive mechanisms are applied in deep neural network (DNN) training for x-vector-based text-independent speaker verification. First, adaptive convolutional neural networks (ACNNs) are employed in frame-level embedding…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-18 Bin Gu , Wu Guo , Lirong Dai , Jun Du

This paper investigates deep learning techniques to predict transmit beamforming based on only historical channel data without current channel information in the multiuser multiple-input-single-output downlink. This will significantly…

Information Theory · Computer Science 2023-02-03 Juping Zhang , Gan Zheng , Yangyishi Zhang , Ioannis Krikidis , Kai-Kit Wong

Contemporary speech enhancement predominantly relies on audio transforms that are trained to reconstruct a clean speech waveform. The development of high-performing neural network sound recognition systems has raised the possibility of…

Audio and Speech Processing · Electrical Eng. & Systems 2025-11-18 Mark R. Saddler , Andrew Francl , Jenelle Feather , Kaizhi Qian , Yang Zhang , Josh H. McDermott

Speaker embedding models that utilize neural networks to map utterances to a space where distances reflect similarity between speakers have driven recent progress in the speaker recognition task. However, there is still a significant…

Machine Learning · Computer Science 2019-02-08 Jixuan Wang , Kuan-Chieh Wang , Marc Law , Frank Rudzicz , Michael Brudno

In real acoustic environment, speech enhancement is an arduous task to improve the quality and intelligibility of speech interfered by background noise and reverberation. Over the past years, deep learning has shown great potential on…

Sound · Computer Science 2021-05-07 Kanghao Zhang , Shulin He , Hao Li , Xueliang Zhang
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