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With the rapid development of the e-commerce industry, the logistics network is experiencing unprecedented pressure. The traditional static routing strategy most time cannot tolerate the traffic congestion and fluctuating retail demand. In…

人工智能 · 计算机科学 2026-02-05 Zhiming Xue , Sichen Zhao , Yalun Qi , Xianling Zeng , Zihan Yu

Temporal graph neural networks (TGNNs) have gained significant traction for solving real-world temporal graph tasks. However, their interpretability remains limited, as most TGNNs fail to identify which historical interactions most…

机器学习 · 计算机科学 2026-05-20 Hongjiang Chen , Xin Zheng , Pengfei Jiao , Huan Liu , Zhidong Zhao , Huaming Wu , Feng Xia , Shirui Pan

Event camera has offered promising alternative for visual perception, especially in high speed and high dynamic range scenes. Recently, many deep learning methods have shown great success in providing promising solutions to many event-based…

计算机视觉与模式识别 · 计算机科学 2022-04-06 Ziluo Ding , Rui Zhao , Jiyuan Zhang , Tianxiao Gao , Ruiqin Xiong , Zhaofei Yu , Tiejun Huang

Recent advancements in Spatiotemporal Graph Neural Networks (ST-GNNs) and Transformers have demonstrated promising potential for traffic forecasting by effectively capturing both temporal and spatial correlations. The generalization ability…

机器学习 · 计算机科学 2024-10-02 Hongjun Wang , Jiyuan Chen , Tong Pan , Zheng Dong , Lingyu Zhang , Renhe Jiang , Xuan Song

We present a generic framework for spatio-temporal (ST) data modeling, analysis, and forecasting, with a special focus on data that is sparse in both space and time. Our multi-scaled framework is a seamless coupling of two major components:…

机器学习 · 计算机科学 2018-04-04 Bao Wang , Xiyang Luo , Fangbo Zhang , Baichuan Yuan , Andrea L. Bertozzi , P. Jeffrey Brantingham

Traffic prediction is essential for the progression of Intelligent Transportation Systems (ITS) and the vision of smart cities. While Spatial-Temporal Graph Neural Networks (STGNNs) have shown promise in this domain by leveraging Graph…

机器学习 · 计算机科学 2023-08-24 Wenying Duan , Hong Rao , Wei Huang , Xiaoxi He

Deep neural networks have recently demonstrated the traffic prediction capability with the time series data obtained by sensors mounted on road segments. However, capturing spatio-temporal features of the traffic data often requires a…

机器学习 · 计算机科学 2019-02-19 Youngjoo Kim , Peng Wang , Lyudmila Mihaylova

Graph-based spatio-temporal neural networks are effective to model the spatial dependency among discrete points sampled irregularly from unstructured grids, thanks to the great expressiveness of graph neural networks. However, these models…

机器学习 · 计算机科学 2022-04-22 Haitao Lin , Guojiang Zhao , Lirong Wu , Stan Z. Li

Pedestrian trajectory prediction is an active research area with recent works undertaken to embed accurate models of pedestrians social interactions and their contextual compliance into dynamic spatial graphs. However, existing works rely…

计算机视觉与模式识别 · 计算机科学 2020-12-22 Sirin Haddad , Siew-Kei Lam

Traffic flow forecasting is a crucial task in urban computing. The challenge arises as traffic flows often exhibit intrinsic and latent spatio-temporal correlations that cannot be identified by extracting the spatial and temporal patterns…

机器学习 · 计算机科学 2022-02-02 Song Yang , Jiamou Liu , Kaiqi Zhao

Modeling and predicting temporal point processes (TPPs) is critical in domains such as neuroscience, epidemiology, finance, and social sciences. We introduce the Spiking Dynamic Graph Network (SDGN), a novel framework that leverages the…

机器学习 · 计算机科学 2025-04-03 Biswadeep Chakraborty , Hemant Kumawat , Beomseok Kang , Saibal Mukhopadhyay

Fault diagnostics are extremely important to decide proper actions toward fault isolation and system restoration. The growing integration of inverter-based distributed energy resources imposes strong influences on fault detection using…

信号处理 · 电气工程与系统科学 2022-10-28 Bang Nguyen , Tuyen Vu , Thai-Thanh Nguyen , Mayank Panwar , Rob Hovsapian

Better machine understanding of pedestrian behaviors enables faster progress in modeling interactions between agents such as autonomous vehicles and humans. Pedestrian trajectories are not only influenced by the pedestrian itself but also…

计算机视觉与模式识别 · 计算机科学 2020-06-19 Abduallah Mohamed , Kun Qian , Mohamed Elhoseiny , Christian Claudel

Traffic speed prediction is significant for intelligent navigation and congestion alleviation. However, making accurate predictions is challenging due to three factors: 1) traffic diffusion, i.e., the spatial and temporal causality existing…

机器学习 · 计算机科学 2024-04-23 Yi Rong , Yingchi Mao , Yinqiu Liu , Ling Chen , Xiaoming He , Dusit Niyato

Clustering high-dimensional multivariate spatiotemporal climate data is challenging due to complex temporal dependencies, evolving spatial interactions, and non-stationary dynamics. Conventional clustering methods, including recurrent and…

机器学习 · 计算机科学 2025-09-17 Francis Ndikum Nji , Vandana Janaja , Jianwu Wang

Graph Neural Networks (GNNs) have been widely used to learn representations on graphs and tackle many real-world problems from a wide range of domains. In this paper we propose wsGAT, an extension of the Graph Attention Network (GAT)…

社会与信息网络 · 计算机科学 2022-02-01 Marco Grassia , Giuseppe Mangioni

Accurate epidemic forecasting is crucial for effective disease control and prevention. Traditional compartmental models often struggle to estimate temporally and spatially varying epidemiological parameters, while deep learning models…

机器学习 · 计算机科学 2025-04-08 Shuai Han , Lukas Stelz , Thomas R. Sokolowski , Kai Zhou , Horst Stöcker

This paper presents the neural network model that was used by the author in the Weather4cast 2021 Challenge Stage 1, where the objective was to predict the time evolution of satellite-based weather data images. The network is based on an…

机器学习 · 计算机科学 2021-11-12 Jussi Leinonen

Forecasting the trajectories of neighbor vehicles is a crucial step for decision making and motion planning of autonomous vehicles. This paper proposes a graph-based spatial-temporal convolutional network (GSTCN) to predict future…

机器学习 · 计算机科学 2022-10-17 Zihao Sheng , Yunwen Xu , Shibei Xue , Dewei Li

Regional traffic forecasting is a critical challenge in urban mobility, with applications to various fields such as the Internet of Everything. In recent years, spatio-temporal graph neural networks have achieved state-of-the-art results in…