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Anomaly detection in dynamic networks is critical for applications from cybersecurity to industrial monitoring, yet existing methods face challenges in energy efficiency, temporal precision, and adaptability. This paper introduces…

神经与进化计算 · 计算机科学 2026-05-15 Abdul Joseph Fofanah , Lian Wen , David Chen , Tsungcheng Yao , Kwabena Sarpong

Recent advances in machine learning have demonstrated an enormous utility of deep learning approaches, particularly Graph Neural Networks (GNNs) for materials science. These methods have emerged as powerful tools for high-throughput…

计算物理 · 物理学 2025-05-23 Junchi Liu , Ying Tang , Sergei Tretiak , Wenhui Duan , Liujiang Zhou

Modelling long-range dependencies is critical for scene understanding tasks in computer vision. Although convolution neural networks (CNNs) have excelled in many vision tasks, they are still limited in capturing long-range structured…

计算机视觉与模式识别 · 计算机科学 2022-09-21 Li Zhang , Mohan Chen , Anurag Arnab , Xiangyang Xue , Philip H. S. Torr

Functional magnetic resonance imaging (fMRI) is widely used for studying and diagnosing brain disorders, with functional connectivity (FC) matrices providing powerful representations of large-scale neural interactions. However, existing…

组织与器官 · 定量生物学 2026-04-17 Qianyu Chen , Shujian Yu

Graph Attention Networks (GATs) are one of the most popular GNN architectures and are considered as the state-of-the-art architecture for representation learning with graphs. In GAT, every node attends to its neighbors given its own…

机器学习 · 计算机科学 2022-02-01 Shaked Brody , Uri Alon , Eran Yahav

Human activity recognition (HAR) through wearable devices has received much interest due to its numerous applications in fitness tracking, wellness screening, and supported living. As a result, we have seen a great deal of work in this…

机器学习 · 计算机科学 2022-06-13 Nafees Ahmad , Savio Ho-Chit Chow , Ho-fung Leung

Accurate prediction of disease trajectories is critical for early identification and timely treatment of patients at risk. Conventional methods in survival analysis are often constrained by strong parametric assumptions and limited in their…

机器学习 · 计算机科学 2018-11-28 Daniel Jarrett , Jinsung Yoon , Mihaela van der Schaar

Graph Attention Networks (GATs) have emerged as powerful models for learning expressive representations from such data by adaptively weighting neighboring nodes through attention mechanisms. However, most existing approaches primarily rely…

机器学习 · 计算机科学 2026-02-05 Farshad Noravesh , Reza Haffari , Layki Soon , Arghya Pal

Fusing structural-functional images of the brain has shown great potential to analyze the deterioration of Alzheimer's disease (AD). However, it is a big challenge to effectively fuse the correlated and complementary information from…

图像与视频处理 · 电气工程与系统科学 2023-10-06 Qiankun Zuo , Junren Pan , Shuqiang Wang

In multi-robot collaborative area search, a key challenge is to dynamically balance the two objectives of exploring unknown areas and covering specific targets to be rescued. Existing methods are often constrained by homogeneous graph…

机器人学 · 计算机科学 2026-01-08 Lina Zhu , Jiyu Cheng , Yuehu Liu , Wei Zhang

Land-use monitoring is fundamental for spatial planning, particularly in view of compound impacts of growing global populations and climate change. Despite existing applications of deep learning in land use monitoring, standard…

计算机视觉与模式识别 · 计算机科学 2026-02-16 Usman Nazir , Wadood Islam , Sara Khalid , Murtaza Taj

In Human Activity Recognition (HAR), a predominant assumption is that the data utilized for training and evaluation purposes are drawn from the same distribution. It is also assumed that all data samples are independent and identically…

机器学习 · 计算机科学 2025-03-05 Xiaozhou Ye , Kevin I-Kai Wang

Currently, attention mechanisms have garnered increasing attention in Graph Neural Networks (GNNs), such as Graph Attention Networks (GATs) and Graph Transformers (GTs). It is not only due to the commendable boost in performance they offer…

机器学习 · 计算机科学 2024-10-10 Lijie Hu , Tianhao Huang , Lu Yu , Wanyu Lin , Tianhang Zheng , Di Wang

The goal of the present study is to identify autism using machine learning techniques and resting-state brain imaging data, leveraging the temporal variability of the functional connections (FC) as the only information. We estimated and…

神经元与认知 · 定量生物学 2017-12-22 Ravi Tejwani , Adam Liska , Hongyuan You , Jenna Reinen , Payel Das

To uncover the underlying mechanisms of mental disorders such as attention deficit hyperactivity disorder (ADHD) for improving both early diagnosis and therapy, it is increasingly recognized that we need a better understanding of how the…

生物物理 · 物理学 2011-12-16 Xiaoxi Ji , Wei Cheng , Jie Zhang , Tian Ge , Li Sun , Yufeng Wang , Jianfeng Feng

EEG-based recognition of activities and states involves the use of prior neuroscience knowledge to generate quantitative EEG features, which may limit BCI performance. Although neural network-based methods can effectively extract features,…

机器学习 · 计算机科学 2023-03-30 Zhengqing Miao , Xin Zhang , Meirong Zhao , Dong Ming

Currently, the diagnosis of Autism Spectrum Disorder (ASD) is dependent upon a subjective, time-consuming evaluation of behavioral tests by an expert clinician. Non-invasive functional MRI (fMRI) characterizes brain connectivity and may be…

机器学习 · 计算机科学 2020-05-26 Cooper J. Mellema , Alex Treacher , Kevin P. Nguyen , Albert Montillo

Early diagnosis of Alzheimer Diagnostics (AD) is a challenging task due to its subtle and complex clinical symptoms. Deep learning-assisted medical diagnosis using image recognition techniques has become an important research topic in this…

图像与视频处理 · 电气工程与系统科学 2024-01-26 Yihao Lin , Ximeng Li , Yan Zhang , Jinshan Tang

Prediction the conversion to early-stage dementia is critical for mitigating its progression but remains challenging due to subtle cognitive impairments and structural brain changes. Traditional T1-weighted magnetic resonance imaging…

计算机视觉与模式识别 · 计算机科学 2024-06-28 Yilin Leng , Wenju Cui , Bai Chen , Xi Jiang , Shuangqing Chen , Jian Zheng

Congenital Heart Disease (CHD) is the most common neonatal anomaly, highlighting the urgent need for early detection to improve outcomes. Yet, fetal ECG (fECG) signals in abdominal ECG (aECG) are often masked by maternal ECG and noise,…

信号处理 · 电气工程与系统科学 2025-09-25 Chang Wang , Ming Zhu , Shahram Latifi , Buddhadeb Dawn , Shengjie Zhai
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