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Most speech enhancement (SE) models learn a point estimate and do not make use of uncertainty estimation in the learning process. In this paper, we show that modeling heteroscedastic uncertainty by minimizing a multivariate Gaussian…

声音 · 计算机科学 2023-03-09 Kuan-Lin Chen , Daniel D. E. Wong , Ke Tan , Buye Xu , Anurag Kumar , Vamsi Krishna Ithapu

Cross-domain speech enhancement (SE) is often faced with severe challenges due to the scarcity of noise and background information in an unseen target domain, leading to a mismatch between training and test conditions. This study puts…

声音 · 计算机科学 2024-09-04 Chien-Chun Wang , Li-Wei Chen , Hung-Shin Lee , Berlin Chen , Hsin-Min Wang

The Transformer architecture has significantly advanced deep learning, particularly in natural language processing, by effectively managing long-range dependencies. However, as the demand for understanding complex relationships grows,…

计算与语言 · 计算机科学 2024-06-18 Qian Chen , Wen Wang , Qinglin Zhang , Siqi Zheng , Shiliang Zhang , Chong Deng , Hai Yu , Jiaqing Liu , Yukun Ma , Chong Zhang

Many advanced Large Language Model (LLM) applications require long-context processing, but the self-attention module becomes a bottleneck during the prefilling stage of inference due to its quadratic time complexity with respect to sequence…

机器学习 · 计算机科学 2025-06-02 Xiaodong Ji , Hailin Zhang , Fangcheng Fu , Bin Cui

In multichannel speech enhancement, effectively capturing spatial and spectral information across different microphones is crucial for noise reduction. Traditional methods, such as CNN or LSTM, attempt to model the temporal dynamics of…

音频与语音处理 · 电气工程与系统科学 2025-01-15 Wenze Ren , Haibin Wu , Yi-Cheng Lin , Xuanjun Chen , Rong Chao , Kuo-Hsuan Hung , You-Jin Li , Wen-Yuan Ting , Hsin-Min Wang , Yu Tsao

Block-wise sparse attention offers significant efficiency gains for long-context modeling, yet existing methods often suffer from low selection fidelity and cumulative contextual loss by completely discarding unselected blocks. To address…

计算与语言 · 计算机科学 2026-02-02 Bailin Wang , Dan Friedman , Tao Lei , Chong Wang

Time series classification(TSC) has always been an important and challenging research task. With the wide application of deep learning, more and more researchers use deep learning models to solve TSC problems. Since time series always…

机器学习 · 计算机科学 2021-01-27 Shibo Zhou , Yu Pan

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…

Dynamic parameterization of acoustic environments has drawn widespread attention in the field of audio processing. Precise representation of local room acoustic characteristics is crucial when designing audio filters for various audio…

音频与语音处理 · 电气工程与系统科学 2024-04-26 Chunxi Wang , Maoshen Jia , Meiran Li , Changchun Bao , Wenyu Jin

Attention-based end-to-end models such as Listen, Attend and Spell (LAS), simplify the whole pipeline of traditional automatic speech recognition (ASR) systems and become popular in the field of speech recognition. In previous work,…

计算与语言 · 计算机科学 2019-04-26 Ruchao Fan , Pan Zhou , Wei Chen , Jia Jia , Gang Liu

The Segment Anything Model (SAM) has advanced interactive segmentation but is limited by the high computational cost on high-resolution images. This requires downsampling to meet GPU constraints, sacrificing the fine-grained details needed…

计算机视觉与模式识别 · 计算机科学 2024-11-26 You Huang , Wenbin Lai , Jiayi Ji , Liujuan Cao , Shengchuan Zhang , Rongrong Ji

In recent years, deep learning-based approaches have significantly improved the performance of single-channel speech enhancement. However, due to the limitation of training data and computational complexity, real-time enhancement of…

音频与语音处理 · 电气工程与系统科学 2022-03-16 Zehua Zhang , Lu Zhang , Xuyi Zhuang , Yukun Qian , Heng Li , Mingjiang Wang

Audio-visual segmentation (AVS) aims to segment sound sources in the video sequence, requiring a pixel-level understanding of audio-visual correspondence. As the Segment Anything Model (SAM) has strongly impacted extensive fields of dense…

计算机视觉与模式识别 · 计算机科学 2024-06-11 Juhyeong Seon , Woobin Im , Sebin Lee , Jumin Lee , Sung-Eui Yoon

Personalised speech enhancement (PSE), which extracts only the speech of a target user and removes everything else from a recorded audio clip, can potentially improve users' experiences of audio AI modules deployed in the wild. To support a…

音频与语音处理 · 电气工程与系统科学 2022-11-09 Shucong Zhang , Malcolm Chadwick , Alberto Gil C. P. Ramos , Sourav Bhattacharya

Diffusion models have recently achieved impressive results in reconstructing images from noisy inputs, and similar ideas have been applied to speech enhancement by treating time-frequency representations as images. With the ubiquity of…

音频与语音处理 · 电气工程与系统科学 2026-01-21 Renana Opochinsky , Sharon Gannot

Attention-based models have been widely used in many areas, such as computer vision and natural language processing. However, relevant applications in time series classification (TSC) have not been explored deeply yet, causing a significant…

机器学习 · 计算机科学 2022-07-18 Bowen Zhao , Huanlai Xing , Xinhan Wang , Fuhong Song , Zhiwen Xiao

Sound event localization and detection (SELD) consists of two subtasks, which are sound event detection and direction-of-arrival estimation. While sound event detection mainly relies on time-frequency patterns to distinguish different sound…

音频与语音处理 · 电气工程与系统科学 2022-06-07 Thi Ngoc Tho Nguyen , Karn N. Watcharasupat , Ngoc Khanh Nguyen , Douglas L. Jones , Woon-Seng Gan

Self-Supervised Learning (SSL) has allowed leveraging large amounts of unlabeled speech data to improve the performance of speech recognition models even with small annotated datasets. Despite this, speech SSL representations may fail while…

音频与语音处理 · 电气工程与系统科学 2023-06-02 Salah Zaiem , Titouan Parcollet , Slim Essid

Although large language models (LLMs) have achieved significant success in natural language processing, they still struggle with long-context comprehension. Traditional approaches to mitigating this issue typically rely on fine-tuning or…

计算与语言 · 计算机科学 2025-02-25 Yifei Gao , Shaohong Chen , Lei Wang , Ruiting Dai , Ziyun Zhang , Kerui Ren , Jiaji Wu , Jun Cheng

Personalized speech enhancement (PSE) methods typically rely on pre-trained speaker verification models or self-designed speaker encoders to extract target speaker clues, guiding the PSE model in isolating the desired speech. However, these…

音频与语音处理 · 电气工程与系统科学 2025-01-22 Ziling Huang , Haixin Guan , Haoran Wei , Yanhua Long