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As one of the important tools for spatial feature extraction, graph convolution has been applied in a wide range of fields such as traffic flow prediction. However, current popular works of graph convolution cannot guarantee spatio-temporal…

机器学习 · 计算机科学 2023-09-15 Tianpu Zhang , Weilong Ding , Mengda Xing

Traffic forecasting, which benefits from mobile Internet development and position technologies, plays a critical role in Intelligent Transportation Systems. It helps to implement rich and varied transportation applications and bring…

机器学习 · 计算机科学 2023-10-26 Chengzhi Yao , Zhi Li , Junbo Wang

Traffic forecasting is a problem of intelligent transportation systems (ITS) and crucial for individuals and public agencies. Therefore, researches pay great attention to deal with the complex spatio-temporal dependencies of traffic system…

机器学习 · 计算机科学 2021-12-07 Yanjun Qin , Yuchen Fang , Haiyong Luo , Fang Zhao , Chenxing Wang

Traffic assignment and traffic flow prediction provide critical insights for urban planning, traffic management, and the development of intelligent transportation systems. An efficient model for calculating traffic flows over the entire…

机器学习 · 计算机科学 2024-08-09 Tong Liu , Hadi Meidani

With rapid expansion of cellular networks and the proliferation of mobile devices, cellular traffic data exhibits complex temporal dynamics and spatial correlations, posing challenges to accurate traffic prediction. Previous methods often…

网络与互联网体系结构 · 计算机科学 2026-02-20 Ziyi Li , Hui Ma , Fei Xing , Chunjiong Zhang , Ming Yan

While considering the spatial and temporal features of traffic, capturing the impacts of various external factors on travel is an essential step towards achieving accurate traffic forecasting. However, existing studies seldom consider…

机器学习 · 计算机科学 2022-01-20 Jiawei Zhu , Xin Han , Hanhan Deng , Chao Tao , Ling Zhao , Pu Wang , Lin Tao , Haifeng Li

Accurate traffic flow forecasting is essential for the development of intelligent transportation systems (ITS), supporting tasks such as traffic signal optimization, congestion management, and route planning. Traditional models often fail…

分布式、并行与集群计算 · 计算机科学 2025-11-03 Zhuo Zheng , Lingran Meng , Ziyu Lin

Understanding the movement patterns of objects (e.g., humans and vehicles) in a city is essential for many applications, including city planning and management. This paper proposes a method for predicting future city-wide crowd flows by…

机器学习 · 计算机科学 2023-10-05 Chung Park , Junui Hong , Cheonbok Park , Taesan Kim , Minsung Choi , Jaegul Choo

Traffic flow forecasting is considered a critical task in the field of intelligent transportation systems. In this paper, to address the issue of low accuracy in long-term forecasting of spatial-temporal big data on traffic flow, we propose…

机器学习 · 计算机科学 2024-07-17 Baichao Long , Wang Zhu , Jianli Xiao

Accurate and real-time traffic state prediction is of great practical importance for urban traffic control and web mapping services. With the support of massive data, deep learning methods have shown their powerful capability in capturing…

机器学习 · 计算机科学 2023-09-07 Xunlian Luo , Chunjiang Zhu , Detian Zhang , Qing Li

With the rapid growth of traffic sensors deployed, a massive amount of traffic flow data are collected, revealing the long-term evolution of traffic flows and the gradual expansion of traffic networks. How to accurately forecasting these…

机器学习 · 计算机科学 2021-06-14 Xu Chen , Junshan Wang , Kunqing Xie

Forecasting future traffic flows from previous ones is a challenging problem because of their complex and dynamic nature of spatio-temporal structures. Most existing graph-based CNNs attempt to capture the static relations while largely…

计算机视觉与模式识别 · 计算机科学 2020-03-06 Ken Chen , Fei Chen , Baisheng Lai , Zhongming Jin , Yong Liu , Kai Li , Long Wei , Pengfei Wang , Yandong Tang , Jianqiang Huang , Xian-Sheng Hua

Most of the existing algorithms for traffic speed forecasting split spatial features and temporal features to independent modules, and then associate information from both dimensions. However, features from spatial and temporal dimensions…

社会与信息网络 · 计算机科学 2020-08-11 Yi Xie , Yun Xiong , Yangyong Zhu

Traffic flow forecasting has emerged as an indispensable mission for daily life, which is required to utilize the spatiotemporal relationship between each location within a time period under a graph structure to predict future flow.…

机器学习 · 计算机科学 2026-02-27 Runfei Chen

Substantial efforts have been devoted to the investigation of spatiotemporal correlations for improving traffic speed prediction accuracy. However, existing works typically model the correlations based solely on the observed traffic state…

机器学习 · 计算机科学 2022-05-06 Yidan Sun , Guiyuan Jiang , Siew-Kei Lam , Peilan He , Fangxin Ning

Inter-city highway transportation is significant for urban life. As one of the key functions in intelligent transportation system (ITS), traffic evaluation always plays significant role nowadays, and daily traffic flow prediction still…

机器学习 · 计算机科学 2023-08-11 Weilong Ding , Tianpu Zhang , Jianwu Wang , Zhuofeng Zhao

Accurate traffic Flow Prediction can assist in traffic management, route planning, and congestion mitigation, which holds significant importance in enhancing the efficiency and reliability of intelligent transportation systems (ITS).…

机器学习 · 计算机科学 2024-08-09 Wei Zhang , Peng Tang

Adaptive traffic signal control plays a significant role in the construction of smart cities. This task is challenging because of many essential factors, such as cooperation among neighboring intersections and dynamic traffic scenarios.…

机器学习 · 计算机科学 2022-03-22 Libing Wu , Min Wang , Dan Wu , Jia Wu

Traffic flow prediction plays a critical role in the intelligent transportation system, and it is also a challenging task because of the underlying complex Spatio-temporal patterns and heterogeneities evolving across time. However, most…

人工智能 · 计算机科学 2024-12-24 Jiyao Wang , Zehua Peng , Yijia Zhang , Dengbo He , Lei Chen

Recently, the incorporation of both temporal features and the correlation across time series has become an effective approach in time series prediction. Spatio-Temporal Graph Neural Networks (STGNNs) demonstrate good performance on many…

机器学习 · 计算机科学 2024-07-29 Wenbo Yan , Ying Tan