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Designing a speech quality assessment (SQA) system for estimating mean-opinion-score (MOS) of multi-rate speech with varying sampling frequency (16-48 kHz) is a challenging task. The challenge arises due to the limited availability of a…

音频与语音处理 · 电气工程与系统科学 2026-02-17 Fengyuan Cao , Xinyu Liang , Fredrik Cumlin , Victor Ungureanu , Chandan K. A. Reddy , Christian Schuldt , Saikat Chatterjee

Time-domain single-channel speech enhancement (SE) still remains challenging to extract the target speaker without any prior information on multi-talker conditions. It has been shown via auditory attention decoding that the brain activity…

音频与语音处理 · 电气工程与系统科学 2023-05-18 Jie Zhang , Qing-Tian Xu , Qiu-Shi Zhu , Zhen-Hua Ling

Sparse-Linear Attention (SLA) combines sparse and linear attention to accelerate diffusion models and has shown strong performance in video generation. However, (i) SLA relies on a heuristic split that assigns computations to the sparse or…

机器学习 · 计算机科学 2026-02-16 Jintao Zhang , Haoxu Wang , Kai Jiang , Kaiwen Zheng , Youhe Jiang , Ion Stoica , Jianfei Chen , Jun Zhu , Joseph E. Gonzalez

Automatic speech quality assessment is an important, transversal task whose progress is hampered by the scarcity of human annotations, poor generalization to unseen recording conditions, and a lack of flexibility of existing approaches. In…

音频与语音处理 · 电气工程与系统科学 2021-02-09 Joan Serrà , Jordi Pons , Santiago Pascual

Sparse attention as a efficient method can significantly decrease the computation cost, but current sparse attention tend to rely on window self attention which block the global information flow. For this problem, we present Shifted Cross…

计算与语言 · 计算机科学 2023-12-13 Yuxiang Guo

Sub-band models have achieved promising results due to their ability to model local patterns in the spectrogram. Some studies further improve the performance by fusing sub-band and full-band information. However, the structure for the…

声音 · 计算机科学 2022-01-26 Feng Dang , Hangting Chen , Pengyuan Zhang

End-to-end models are favored in automatic speech recognition (ASR) because of their simplified system structure and superior performance. Among these models, Transformer and Conformer have achieved state-of-the-art recognition accuracy in…

声音 · 计算机科学 2021-06-18 Xiong Wang , Sining Sun , Lei Xie , Long Ma

Attention-based models have recently shown great performance on a range of tasks, such as speech recognition, machine translation, and image captioning due to their ability to summarize relevant information that expands through the entire…

音频与语音处理 · 电气工程与系统科学 2018-02-02 F A Rezaur Rahman Chowdhury , Quan Wang , Ignacio Lopez Moreno , Li Wan

Point clouds are a key modality used for perception in autonomous vehicles, providing the means for a robust geometric understanding of the surrounding environment. However despite the sensor outputs from autonomous vehicles being naturally…

计算机视觉与模式识别 · 计算机科学 2021-12-03 Joshua Knights , Peyman Moghadam , Clinton Fookes , Sridha Sridharan

Deep learning methods have shown promising performance in fault diagnosis for multimode process. Most existing studies assume that the collected health state categories from different operating modes are identical. However, in real…

机器学习 · 计算机科学 2025-10-30 Guangqiang Li , M. Amine Atoui , Xiangshun Li

Self-supervised representation learning (SSL) has attained SOTA results on several downstream speech tasks, but SSL-based speech enhancement (SE) solutions still lag behind. To address this issue, we exploit three main ideas: (i)…

The spatial attention mechanism captures long-range dependencies by aggregating global contextual information to each query location, which is beneficial for semantic segmentation. In this paper, we present a sparse spatial attention…

计算机视觉与模式识别 · 计算机科学 2021-09-07 Mengyu Liu , Hujun Yin

In this paper, we propose a temporal-frequential attention model for sound event detection (SED). Our network learns how to listen with two attention models: a temporal attention model and a frequential attention model. Proposed system…

声音 · 计算机科学 2025-05-06 Yu-Han Shen , Ke-Xin He , Wei-Qiang Zhang

Over the past few years, speech enhancement methods based on deep learning have greatly surpassed traditional methods based on spectral subtraction and spectral estimation. Many of these new techniques operate directly in the the short-time…

音频与语音处理 · 电气工程与系统科学 2020-08-28 Jean-Marc Valin , Umut Isik , Neerad Phansalkar , Ritwik Giri , Karim Helwani , Arvindh Krishnaswamy

Softmax attention struggles with long contexts due to structural limitations: the strict sum-to-one constraint forces attention sinks on irrelevant tokens, and probability mass disperses as sequence lengths increase. We tackle these…

机器学习 · 计算机科学 2026-04-17 Xingyue Huang , Xueying Ding , Mingxuan Ju , Yozen Liu , Neil Shah , Tong Zhao

Time-domain speech enhancement (SE) has recently been intensively investigated. Among recent works, DEMUCS introduces multi-resolution STFT loss to enhance performance. However, some resolutions used for STFT contain non-stationary signals,…

声音 · 计算机科学 2023-03-28 Hao Shi , Masato Mimura , Longbiao Wang , Jianwu Dang , Tatsuya Kawahara

Gating mechanisms have been widely utilized, from early models like LSTMs and Highway Networks to recent state space models, linear attention, and also softmax attention. Yet, existing literature rarely examines the specific effects of…

In this work, we extend our previously proposed offline SpatialNet for long-term streaming multichannel speech enhancement in both static and moving speaker scenarios. SpatialNet exploits spatial information, such as the spatial/steering…

声音 · 计算机科学 2024-06-21 Changsheng Quan , Xiaofei Li

Driver gaze estimation serves as a fundamental metric for evaluating driver attentiveness in modern monitoring systems. Beyond being vulnerable to sudden lighting changes and sensor noise, spatial-domain models struggle to disentangle…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Jun Ma , Zhenye Yang , Ruichen Zhou , Pei Zhang , Huan Li , Jinpeng Chen

Self-supervised pre-trained audio networks have seen widespread adoption in real-world systems, particularly in multi-modal large language models. These networks are often employed in a frozen state, under the assumption that the SSL…

声音 · 计算机科学 2025-06-17 Tony Alex , Sara Ahmed , Armin Mustafa , Muhammad Awais , Philip JB Jackson