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Blind deconvolution (BD) has been demonstrated as an efficacious approach for extracting bearing fault-specific features from vibration signals under strong background noise. Despite BD's desirable feature in adaptability and mathematical…

信号处理 · 电气工程与系统科学 2024-04-25 Jing-Xiao Liao , Chao He , Jipu Li , Jinwei Sun , Shiping Zhang , Xiaoge Zhang

Monaural source separation is important for many real world applications. It is challenging because, with only a single channel of information available, without any constraints, an infinite number of solutions are possible. In this paper,…

声音 · 计算机科学 2015-10-02 Po-Sen Huang , Minje Kim , Mark Hasegawa-Johnson , Paris Smaragdis

For the difficulty and large computational complexity of modeling more frequency bands, full-band speech enhancement based on deep neural networks is still challenging. Previous studies usually adopt compressed full-band speech features in…

声音 · 计算机科学 2022-08-02 Guochen Yu , Yuansheng Guan , Weixin Meng , Chengshi Zheng , Hui Wang

This paper describes the practical response- and performance-aware development of online speech enhancement for an augmented reality (AR) headset that helps a user understand conversations made in real noisy echoic environments (e.g.,…

音频与语音处理 · 电气工程与系统科学 2022-07-18 Kouhei Sekiguchi , Aditya Arie Nugraha , Yicheng Du , Yoshiaki Bando , Mathieu Fontaine , Kazuyoshi Yoshii

Speech derverberation using a single microphone is addressed in this paper. Motivated by the recent success of the fully convolutional networks (FCN) in many image processing applications, we investigate their applicability to enhance the…

音频与语音处理 · 电气工程与系统科学 2019-04-05 Ori Ernst , Shlomo E. Chazan , Sharon Gannot , Jacob Goldberger

This work addresses the problem of multichannel source separation combining two powerful approaches, multichannel spectral factorization with recent monophonic deep-learning (DL) based spectrum inference. Individual source spectra at…

音频与语音处理 · 电气工程与系统科学 2020-03-04 Antonio J. Muñoz-Montoro , Julio J. Carabias-Orti , Archontis Politis , Konstantinos Drossos

Image denoising is an important low-level computer vision task, which aims to reconstruct a noise-free and high-quality image from a noisy image. With the development of deep learning, convolutional neural network (CNN) has been gradually…

计算机视觉与模式识别 · 计算机科学 2022-05-17 Chao Yao , Shuo Jin , Meiqin Liu , Xiaojuan Ban

Recently, deep learning methods have shown significant improvements in communication systems. In this paper, we study the equalization problem over the nonlinear channel using neural networks. The joint equalizer and decoder based on neural…

信号处理 · 电气工程与系统科学 2018-07-06 Weihong Xu , Zhiwei Zhong , Yair Be'ery , Xiaohu You , Chuan Zhang

This paper introduces an explainable DNN-based beamformer with a postfilter (ExNet-BF+PF) for multichannel signal processing. Our approach combines the U-Net network with a beamformer structure to address this problem. The method involves a…

音频与语音处理 · 电气工程与系统科学 2024-11-19 Adi Cohen , Daniel Wong , Jung-Suk Lee , Sharon Gannot

Video multimodal fusion aims to integrate multimodal signals in videos, such as visual, audio and text, to make a complementary prediction with multiple modalities contents. However, unlike other image-text multimodal tasks, video has…

计算与语言 · 计算机科学 2023-06-01 Shaoxiang Wu , Damai Dai , Ziwei Qin , Tianyu Liu , Binghuai Lin , Yunbo Cao , Zhifang Sui

In recent years, deep convolutional neural networks have shown fascinating performance in the field of image denoising. However, deeper network architectures are often accompanied with large numbers of model parameters, leading to high…

计算机视觉与模式识别 · 计算机科学 2023-04-05 Wencong Wu , Shicheng Liao , Guannan Lv , Peng Liang , Yungang Zhang

Multichannel convolutive blind speech source separation refers to the problem of separating different speech sources from the observed multichannel mixtures without much a priori information about the mixing system. Multichannel nonnegative…

声音 · 计算机科学 2024-01-04 Jianyu Wang , Shanzheng Guan

Blind-audio-source-separation (BASS) techniques, particularly those with low latency, play an important role in a wide range of real-time systems, e.g., hearing aids, in-car hand-free voice communication, real-time human-machine…

音频与语音处理 · 电气工程与系统科学 2024-06-17 Kaien Mo , Xianrui Wang , Yichen Yang , Shoji Makino , Jingdong Chen

The source separation-based speech enhancement problem with multiple beamforming in reverberant indoor environments is addressed in this paper. We propose that more generic solutions should cope with time-varying dynamic scenarios with…

音频与语音处理 · 电气工程与系统科学 2020-11-05 Alejandro Díaz , Diego Pincheira , Rodrigo Mahu , Nestor Becerra Yoma

Considering a mixed signal composed of various audio sources and recorded with a single microphone, we consider on this paper the blind audio source separation problem which consists in isolating and extracting each of the sources. To…

信号处理 · 电气工程与系统科学 2020-07-15 Valentin Leplat , Nicolas Gillis , Man Shun Ang

Deep convolutional neural networks (CNNs) depend on feedforward and feedback ways to obtain good performance in image denoising. However, how to obtain effective structural information via CNNs to efficiently represent given noisy images is…

图像与视频处理 · 电气工程与系统科学 2023-10-17 Chunwei Tian , Menghua Zheng , Wangmeng Zuo , Shichao Zhang , Yanning Zhang , Chia-Wen Ling

The multichannel Wiener filter (MWF) and its variations have been extensively applied to binaural hearing aids. However, its major drawback is the distortion of the binaural cues of the residual noise, changing the original acoustic…

音频与语音处理 · 电气工程与系统科学 2019-11-12 Johnny Werner , Marcio H. Costa

Speech separation models are used for isolating individual speakers in many speech processing applications. Deep learning models have been shown to lead to state-of-the-art (SOTA) results on a number of speech separation benchmarks. One…

声音 · 计算机科学 2023-03-13 William Ravenscroft , Stefan Goetze , Thomas Hain

We propose a novel self-supervised image blind denoising approach in which two neural networks jointly predict the clean signal and infer the noise distribution. Assuming that the noisy observations are independent conditionally to the…

机器学习 · 计算机科学 2021-02-17 Jean Ollion , Charles Ollion , Elisabeth Gassiat , Luc Lehéricy , Sylvain Le Corff

In this work, we present Blind-Spot Guided Diffusion, a novel self-supervised framework for real-world image denoising. Our approach addresses two major challenges: the limitations of blind-spot networks (BSNs), which often sacrifice local…

计算机视觉与模式识别 · 计算机科学 2025-09-22 Shen Cheng , Haipeng Li , Haibin Huang , Xiaohong Liu , Shuaicheng Liu