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The Kalman filter (KF)-based active noise control (ANC) system demonstrates superior tracking and faster convergence compared to the least mean square (LMS) method, particularly in dynamic noise cancellation scenarios. However, in…

系统与控制 · 电气工程与系统科学 2024-12-30 Junwei Ji , Dongyuan Shi , Boxiang Wang , Xiaoyi Shen , Zhengding Luo , Woon-Seng Gan

Conventional far-field automatic speech recognition (ASR) systems typically employ microphone array techniques for speech enhancement in order to improve robustness against noise or reverberation. However, such speech enhancement techniques…

音频与语音处理 · 电气工程与系统科学 2021-12-23 Minhua Wu , Kenichi Kumatani , Shiva Sundaram , Nikko Strom , Bjorn Hoffmeister

While memory-augmented neural networks (MANNs) offer an effective solution for few-shot learning (FSL) by integrating deep neural networks with external memory, the capacity requirements and energy overhead of data movement become enormous…

硬件体系结构 · 计算机科学 2024-09-13 Hao-Wei Chiang , Chi-Tse Huang , Hsiang-Yun Cheng , Po-Hao Tseng , Ming-Hsiu Lee , An-Yeu , Wu

Audio and visual signals typically occur simultaneously, and humans possess an innate ability to correlate and synchronize information from these two modalities. Recently, a challenging problem known as Audio-Visual Segmentation (AVS) has…

计算机视觉与模式识别 · 计算机科学 2025-02-11 Yuxuan Wang , Jinchao Zhu , Feng Dong , Shuyue Zhu

An improved mean squared error (MSE) minimization solution based on eigenvector decomposition approach is conceived for wideband non-orthogonal multiple-access based computation over multi-access channel (NOMA-CoMAC) framework. This work…

信号处理 · 电气工程与系统科学 2022-01-04 Michel Kulhandjian , Gunes Karabulut Kurt , Hovannes Kulhandjian , Halim Yanikomeroglu , Claude D'Amours

Due to its rapid response time and a high degree of robustness, the selective fixed-filter active noise control (SFANC) method appears to be a viable candidate for widespread use in a variety of practical active noise control (ANC) systems.…

机器学习 · 计算机科学 2022-08-19 Zhengding Luo , Dongyuan Shi , Woon-Seng Gan

In many speech recording applications, noise and acoustic echo corrupt the desired speech. Consequently, combined noise reduction (NR) and acoustic echo cancellation (AEC) is required. Generally, a cascade approach is followed, i.e., the…

音频与语音处理 · 电气工程与系统科学 2026-01-15 Arnout Roebben , Toon van Waterschoot , Jan Wouters , Marc Moonen

A spatial active noise control (ANC) method based on the interpolation of a sound field from reference microphone signals is proposed. In most current spatial ANC methods, a sufficient number of error microphones are required to reduce…

音频与语音处理 · 电气工程与系统科学 2023-03-29 Kazuyuki Arikawa , Shoichi Koyama , Hiroshi Saruwatari

This paper proposes a flexible multichannel speech enhancement system with the main goal of improving robustness of automatic speech recognition (ASR) in noisy conditions. The proposed system combines a flexible neural mask estimator…

音频与语音处理 · 电气工程与系统科学 2024-06-10 Ante Jukić , Jagadeesh Balam , Boris Ginsburg

Audio-Visual Speech Recognition (AVSR) achieves robust speech recognition in noisy environments by combining auditory and visual information. However, recent Large Language Model (LLM) based AVSR systems incur high computational costs due…

计算机视觉与模式识别 · 计算机科学 2025-06-06 Jeong Hun Yeo , Hyeongseop Rha , Se Jin Park , Yong Man Ro

Several approaches have been introduced in literature for active noise control (ANC) systems. Since FxLMS algorithm appears to be the best choice as a controller filter, researchers tend to improve performance of ANC systems by enhancing…

其他计算机科学 · 计算机科学 2010-04-28 P. Babu , A. Krishnan

This paper proposes an online secondary path modelling (SPM) technique to improve the performance of the modified filtered reference Least Mean Square (FXLMS) algorithm. It can effectively respond to a time-varying secondary path, which…

音频与语音处理 · 电气工程与系统科学 2023-06-21 Junwei Ji , Dongyuan Shi , Woon-Seng Gan , Xiaoyi Shen , Zhengding Luo

The Versatile Video Coding (VVC) standard significantly improves compression efficiency over its predecessor, HEVC, but at the cost of substantially higher computational complexity, particularly in intra-frame prediction. This stage employs…

硬件体系结构 · 计算机科学 2025-09-16 Lucas M. Leipnitz de Fraga , Cláudio Machado Diniz

Though visible light communication (VLC) systems are contained to a given room, ensuring their security amongst users in a room is essential. In this paper, the design of artificial noise (AN) to enhance physical layer security in VLC…

信息论 · 计算机科学 2022-11-14 Thanh V. Pham , Steve Hranilovic , Susumu Ishihara

This paper investigates an autonomous aerial vehicle (AAV)-enabled integrated sensing, communication, and computation system, with a particular focus on integrating movable antennas (MAs) into the system for enhancing overall system…

信息论 · 计算机科学 2025-08-08 Yiyang Chen , Wenchao Liu , Chunjie Wang , Yinyu Wu , Xuhui Zhang , Yanyan Shen

With fluid antenna system (FAS) gradually establishing itself as a possible enabling technology for next generation wireless communications, channel estimation for FAS has become a pressing issue. Existing methodologies however face…

信号处理 · 电气工程与系统科学 2025-07-09 Zhen Chen , Jianqing Li , Xiu Yin Zhang , Kai-Kit Wong , Chan-Byoung Chae , Yangyang Zhang

Recent advances in spatially selective active noise control (SSANC) using multiple microphones have enabled hearables to suppress undesired noise while preserving desired speech from a specific direction. Aiming to achieve minimal speech…

音频与语音处理 · 电气工程与系统科学 2025-07-18 Tong Xiao , Reinhild Roden , Matthias Blau , Simon Doclo

Most of the literature focuses on the development of the linear active noise control (ANC) techniques. However, ANC systems might have to deal with some nonlinear components and the performance of linear ANC techniques may degrade in this…

机器学习 · 计算机科学 2022-02-15 Lu Lu , Kai-Li Yin , Rodrigo C. de Lamare , Zongsheng Zheng , Yi Yu , Xiaomin Yang , Badong Chen

The aim of this study is to implement a method to remove ambient noise in biomedical sounds captured in auscultation. We propose an incremental approach based on multichannel non-negative matrix partial co-factorization (NMPCF) for ambient…

While automatic speech recognition (ASR) systems degrade significantly in noisy environments, audio-visual speech recognition (AVSR) systems aim to complement the audio stream with noise-invariant visual cues and improve the system's…

声音 · 计算机科学 2024-04-09 He Wang , Pengcheng Guo , Pan Zhou , Lei Xie