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Learning-based isosurface extraction methods have recently emerged as a robust and efficient alternative to axiomatic techniques. However, the vast majority of such approaches rely on supervised training with axiomatically computed ground…

计算机视觉与模式识别 · 计算机科学 2024-05-29 Ramana Sundararaman , Roman Klokov , Maks Ovsjanikov

This paper introduces a novel method for transmitting video data over noisy wireless channels with high efficiency and controllability. The method derivates from model division multiple access (MDMA) to extract common semantic features from…

计算工程、金融与科学 · 计算机科学 2023-08-11 Zhicheng Bao , Haotai Liang , Chen Dong , Cong Li , Xiaodong Xu , Ping Zhang

Multi-channel speech enhancement extracts speech using multiple microphones that capture spatial cues. Effectively utilizing directional information is key for multi-channel enhancement. Deep learning shows great potential on multi-channel…

声音 · 计算机科学 2023-09-21 Jiahui Pan , Pengjie Shen , Hui Zhang , Xueliang Zhang

In this contribution, we investigate the effectiveness of deep fusion of text and audio features for categorical and dimensional speech emotion recognition (SER). We propose a novel, multistage fusion method where the two information…

机器学习 · 计算机科学 2023-03-27 Andreas Triantafyllopoulos , Uwe Reichel , Shuo Liu , Stephan Huber , Florian Eyben , Björn W. Schuller

Semi-supervised clustering is an very important topic in machine learning and computer vision. The key challenge of this problem is how to learn a metric, such that the instances sharing the same label are more likely close to each other on…

机器学习 · 计算机科学 2015-01-27 Gang Chen

We propose a spatial loss for unsupervised multi-channel source separation. The proposed loss exploits the duality of direction of arrival (DOA) and beamforming: the steering and beamforming vectors should be aligned for the target source,…

音频与语音处理 · 电气工程与系统科学 2022-04-04 Kohei Saijo , Robin Scheibler

In this paper, we propose a multi-channel network for simultaneous speech dereverberation, enhancement and separation (DESNet). To enable gradient propagation and joint optimization, we adopt the attentional selection mechanism of the…

声音 · 计算机科学 2020-11-17 Yihui Fu , Jian Wu , Yanxin Hu , Mengtao Xing , Lei Xie

Deep learning-based speech enhancement has shown unprecedented performance in recent years. The most popular mono speech enhancement frameworks are end-to-end networks mapping the noisy mixture into an estimate of the clean speech. With…

音频与语音处理 · 电气工程与系统科学 2022-02-02 Bahareh Tolooshams , Kazuhito Koishida

While promising performance for speaker verification has been achieved by deep speaker embeddings, the advantage would reduce in the case of speaking-style variability. Speaking rate mismatch is often observed in practical speaker…

音频与语音处理 · 电气工程与系统科学 2022-05-31 Fuchuan Tong , Siqi Zheng , Haodong Zhou , Xingjia Xie , Qingyang Hong , Lin Li

In Sound Event Detection (SED) systems, the lengths of median filters for post-processing have never been optimized during training due to several problems. No gradient is received by the lengths so they cannot be learned during…

音频与语音处理 · 电气工程与系统科学 2021-03-23 Fengnian Zhao , Ruwei Li , Xin Liu , Liwen Xu

Transformer has shown advanced performance in speech separation, benefiting from its ability to capture global features. However, capturing local features and channel information of audio sequences in speech separation is equally important.…

声音 · 计算机科学 2023-03-08 Zhaoxi Mu , Xinyu Yang , Wenjing Zhu

Recent advancements have highlighted the efficacy of self-supervised learning (SSL) features in various speech-related tasks, providing lightweight and versatile multi-view speech representations. However, our study reveals that while SSL…

音频与语音处理 · 电气工程与系统科学 2025-01-15 Weiqiao Shan , Yuhao Zhang , Yuchen Han , Bei Li , Xiaofeng Zhao , Yuang Li , Min Zhang , Hao Yang , Tong Xiao , Jingbo Zhu

Deep learning has proven to be a highly effective tool for a wide range of applications, significantly when leveraging the power of multi-loss functions to optimize performance on multiple criteria simultaneously. However, optimal selection…

计算机视觉与模式识别 · 计算机科学 2025-07-29 Amin Golnari , Mostafa Diba

In this paper, we propose a model for the Environment Sound Classification Task (ESC) that consists of multiple feature channels given as input to a Deep Convolutional Neural Network (CNN) with Attention mechanism. The novelty of the paper…

声音 · 计算机科学 2020-12-09 Jivitesh Sharma , Ole-Christoffer Granmo , Morten Goodwin

The increasing global prevalence of mental disorders, such as depression and PTSD, requires objective and scalable diagnostic tools. Traditional clinical assessments often face limitations in accessibility, objectivity, and consistency.…

音频与语音处理 · 电气工程与系统科学 2025-04-03 Abdelrahaman A. Hassan , Abdelrahman A. Ali , Aya E. Fouda , Radwa J. Hanafy , Mohammed E. Fouda

Current speech enhancement (SE) research has largely neglected channel attention and spatial attention, and encoder-decoder architecture-based networks have not adequately considered how to provide efficient inputs to the intermediate…

音频与语音处理 · 电气工程与系统科学 2023-06-12 Junyu Wang

Given multiple source word embeddings learnt using diverse algorithms and lexical resources, meta word embedding learning methods attempt to learn more accurate and wide-coverage word embeddings. Prior work on meta-embedding has repeatedly…

计算与语言 · 计算机科学 2022-04-27 Danushka Bollegala

Semantic segmentation is a challenge in scene parsing. It requires both context information and rich spatial information. In this paper, we differentiate features for scene segmentation based on dedicated attention mechanisms (DF-DAM), and…

计算机视觉与模式识别 · 计算机科学 2019-11-20 Zhiqiang Xiong , Zhicheng Wang , Zhaohui Yu , Xi Gu

In multichannel speech enhancement, both spectral and spatial information are vital for discriminating between speech and noise. How to fully exploit these two types of information and their temporal dynamics remains an interesting research…

音频与语音处理 · 电气工程与系统科学 2022-11-17 Yujie Yang , Changsheng Quan , Xiaofei Li

Recent works have shown that Deep Recurrent Neural Networks using the LSTM architecture can achieve strong single-channel speech enhancement by estimating time-frequency masks. However, these models do not naturally generalize to…

声音 · 计算机科学 2020-12-04 Felix Grezes , Zhaoheng Ni , Viet Anh Trinh , Michael Mandel