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相关论文: GACAN: Graph Attention-Convolution-Attention Netwo…

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Graph convolutional networks (GCNs) have been employed as a kind of significant tool on many graph-based applications recently. Inspired by convolutional neural networks (CNNs), GCNs generate the embeddings of nodes by aggregating the…

机器学习 · 计算机科学 2020-11-20 Tao Huang , Yihan Zhang , Jiajing Wu , Junyuan Fang , Zibin Zheng

Spatio-temporal traffic prediction is crucial in intelligent transportation systems. The key challenge of accurate prediction is how to model the complex spatio-temporal dependencies and adapt to the inherent dynamics in data. Traditional…

机器学习 · 计算机科学 2025-04-15 Wanna Cui , Peizheng Wang , Faliang Yin

Short-term future population prediction is a crucial problem in urban computing. Accurate future population prediction can provide rich insights for urban planners or developers. However, predicting the future population is a challenging…

机器学习 · 计算机科学 2022-03-02 Yuki Kubota , Yuki Ohira , Tetsuo Shimizu

Machine learning (ML) methods have gained increasing popularity in exploring and developing new materials. More specifically, graph neural network (GNN) has been applied in predicting material properties. In this work, we develop a novel…

计算物理 · 物理学 2020-08-18 Steph-Yves Louis , Yong Zhao , Alireza Nasiri , Xiran Wong , Yuqi Song , Fei Liu , Jianjun Hu

Traffic prediction is a spatiotemporal predictive task that plays an essential role in intelligent transportation systems. Today, graph convolutional neural networks (GCNNs) have become the prevailing models in the traffic prediction…

机器学习 · 计算机科学 2023-06-01 Ta Jiun Ting , Xiaocan Li , Scott Sanner , Baher Abdulhai

With the process of urbanization and the rapid growth of population, the issue of traffic congestion has become an increasingly critical concern. Intelligent transportation systems heavily rely on real-time and precise prediction algorithms…

人工智能 · 计算机科学 2025-01-03 Zihao Jing

Graph Neural Networks (GNN) have emerged as a popular and standard approach for learning from graph-structured data. The literature on GNN highlights the potential of this evolving research area and its widespread adoption in real-life…

机器学习 · 计算机科学 2024-03-25 Sukhdeep Singh , Anuj Sharma , Vinod Kumar Chauhan

Trajectory prediction is fundamental to various intelligent technologies, such as autonomous driving and robotics. The motion prediction of pedestrians and vehicles helps emergency braking, reduces collisions, and improves traffic safety.…

计算机视觉与模式识别 · 计算机科学 2024-05-14 Yao Liu , Binghao Li , Xianzhi Wang , Claude Sammut , Lina Yao

Graph machine learning methods excel at leveraging pairwise relations present in the data. However, graphs are unable to fully capture the multi-way interactions inherent in many complex systems. An effective way to incorporate them is to…

Graph convolutional networks (GCNs) update a node's feature vector by aggregating features from its neighbors in the graph. This ignores potentially useful contributions from distant nodes. Identifying such useful distant contributions is…

人工智能 · 计算机科学 2020-03-03 Hesham Mostafa , Marcel Nassar

Graph convolutional network (GCN) is generalization of convolutional neural network (CNN) to work with arbitrarily structured graphs. A binary adjacency matrix is commonly used in training a GCN. Recently, the attention mechanism allows the…

机器学习 · 统计学 2022-03-03 Chao Shang , Qinqing Liu , Ko-Shin Chen , Jiangwen Sun , Jin Lu , Jinfeng Yi , Jinbo Bi

Accurate traffic flow forecasting is a crucial research topic in transportation management. However, it is a challenging problem due to rapidly changing traffic conditions, high nonlinearity of traffic flow, and complex spatial and temporal…

机器学习 · 计算机科学 2024-06-06 Sanghyun Lee , Chanyoung Park

Large datasets in machine learning often contain missing data, which necessitates the imputation of missing data values. In this work, we are motivated by network traffic classification, where traditional data imputation methods do not…

机器学习 · 计算机科学 2023-03-21 Rozhina Ghanavi , Ben Liang , Ali Tizghadam

Lane-changing is an important driving behavior and unreasonable lane changes can result in potentially dangerous traffic collisions. Advanced Driver Assistance System (ADAS) can assist drivers to change lanes safely and efficiently. To…

机器学习 · 计算机科学 2021-08-03 Yue Zhang , Yajie Zou , Jinjun Tang , Jian Liang

To enable intelligent automated driving systems, a promising strategy is to understand how human drives and interacts with road users in complicated driving situations. In this paper, we propose a 3D-aware egocentric spatial-temporal…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Chengxi Li , Yue Meng , Stanley H. Chan , Yi-Ting Chen

Much of the recent work on learning molecular representations has been based on Graph Convolution Networks (GCN). These models rely on local aggregation operations and can therefore miss higher-order graph properties. To remedy this, we…

机器学习 · 计算机科学 2019-05-31 Benson Chen , Regina Barzilay , Tommi Jaakkola

Forecasting graph-based, time-dependent data has broad practical applications but presents challenges. Effective models must capture both spatial and temporal dependencies in the data, while also incorporating auxiliary information to…

机器学习 · 计算机科学 2025-02-28 Yang Li , Di Wang , José M. F. Moura

There is a recent surge in the development of spatio-temporal forecasting models in the transportation domain. Long-range traffic forecasting, however, remains a challenging task due to the intricate and extensive spatio-temporal…

机器学习 · 计算机科学 2023-06-02 Zibo Liu , Parshin Shojaee , Chandan K Reddy

Time-evolving traffic flow forecasting are playing a vital role in intelligent transportation systems and smart cities. However, the dynamic traffic flow forecasting is a highly nonlinear problem with complex temporal-spatial dependencies.…

机器学习 · 计算机科学 2025-08-05 Zhenan Lin , Yuni Lai , Wai Lun Lo , Richard Tai-Chiu Hsung , Harris Sik-Ho Tsang , Xiaoyu Xue , Kai Zhou , Yulin Zhu

Modern in-vehicle networks face various cyber threats due to the lack of encryption and authentication in the Controller Area Network (CAN). To address this security issue, this paper presents GUARD-CAN, an anomaly detection framework that…

密码学与安全 · 计算机科学 2025-07-30 Hyeong Seon Kim , Huy Kang Kim