Results 261 to 270 of about 50,329,501 (342)

Synthesizing Realistic Trajectory Data With Differential Privacy

IEEE transactions on intelligent transportation systems (Print), 2023
Vehicle trajectory data is critical for traffic management and location-based services. However, the released trajectories raise serious privacy concerns because they contain sensitive information such as homes and workplaces.
Xin-Yue Sun, Qing-Qing Ye, Haibo Hu, Yuan-Dong Wang, Kai Huang, Tian-Yu Wo, Jie Xu   +6 more
semanticscholar   +1 more source

Vehicle Trajectory Data Mining for Artificial Intelligence and Real-Time Traffic Information Extraction

IEEE transactions on intelligent transportation systems (Print), 2023
It aims to improve the efficiency of information collection and extraction in the current intelligent transportation system, and accurately mine the vehicle trajectory data By using Artificial Intelligence (AI) and Deep Learning methods, the trajectory ...
Peng Zhang, Jun-Yuan Zheng, Hailun Lin, Chen Liu, Zhuo-Feng Zhao, C. Li   +5 more
semanticscholar   +1 more source

Wide-area vehicle trajectory data based on advanced tracking and trajectory splicing technologies: Potentials in transportation research.

Accident Analysis and Prevention, 2023
Trajectory data of road users play a crucial role in transportation engineering and traffic safety research. Previous vehicle trajectory data, including naturalistic driving data, trajectory data captured by drones and traffic cameras, have greatly ...
Junhua Wang, Ting Fu, Qiangqiang Shangguan   +2 more
semanticscholar   +1 more source

A high-resolution trajectory data driven method for real-time evaluation of traffic safety.

Accident Analysis and Prevention, 2021
Real-time safety evaluation is essential for developing proactive safety management strategy and improving the overall traffic safety. This paper proposes a method for real-time evaluation of road safety, in which traffic states and conflicts are ...
Yu-Ping Hu, Ye Li, Helai Huang, Jaeyoung Lee, Chen Yuan, Guoqing Zou   +5 more
semanticscholar   +1 more source

Urban function classification at road segment level using taxi trajectory data: A graph convolutional neural network approach

Computers, Environment and Urban Systems, 2021
Extracting hidden information from human mobility patterns is one of the long-standing challenges of urban studies. In addition, exploring the relationship between urban functional structure and traffic spatial interaction pattern has long been of ...
Sheng Hu, Song Gao, Liang Wu, Yong-Yang Xu, Ziwei Zhang, Haifu Cui, Xi Gong   +6 more
semanticscholar   +1 more source

L2MM: Learning to Map Matching with Deep Models for Low-Quality GPS Trajectory Data

ACM Transactions on Knowledge Discovery from Data, 2022
Map matching is a fundamental research topic with the objective of aligning GPS trajectories to paths on the road network. However, existing models fail to achieve satisfactory performance for low-quality (i.e., noisy, low-frequency, and non-uniform ...
Lin-Li Jiang, Chao-Xiong Chen, Chao-Xiong Chen   +2 more
semanticscholar   +1 more source

Deploying Traffic Smoothing Cruise Controllers Learned from Trajectory Data

IEEE International Conference on Robotics and Automation, 2022
Autonomous vehicle-based traffic smoothing con-trollers are often not transferred to real-world use due to challenges in calibrating many-agent traffic simulators.
Nathan Lichtlé, Eugene Vinitsky, M. Nice, Benjamin Seibold, D. Work, A. Bayen   +5 more
semanticscholar   +1 more source

MDTP: A Multi-source Deep Traffic Prediction Framework over Spatio-Temporal Trajectory Data

Proceedings of the VLDB Endowment, 2021
Traffic prediction has drawn increasing attention for its ubiquitous real-life applications in traffic management, urban computing, public safety, and so on.
Ziquan Fang, Lu Pan, Lu Chen, Yuntao Du, Yun-Jun Gao   +4 more
semanticscholar   +1 more source

DuARE: Automatic Road Extraction with Aerial Images and Trajectory Data at Baidu Maps

Knowledge Discovery and Data Mining, 2022
The task of road extraction has aroused remarkable attention due to its critical role in facilitating urban development and up-to-date map maintenance, which has widespread applications such as navigation and autonomous driving. Existing solutions either
Jianzhong Yang, Xiaoqing Ye, Bin Wu, Yanlei Gu, Ziyu Wang, Deguo Xia, Jizhou Huang   +6 more
semanticscholar   +1 more source

Trajectory Data Acquisition via Private Car Positioning Based on Tightly-coupled GPS/OBD Integration in Urban Environments

IEEE transactions on intelligent transportation systems (Print), 2022
The explosive growth of road vehicles especially the private cars has brought unprecedented pressure to a series of problems in urban transportation systems, such as traffic congestion and environmental pollution.
Zhu Xiao, Yan-Xun Chen, M. Alazab, Hong-Yang Chen   +3 more
semanticscholar   +1 more source