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Large Language Models (LLMs) offer significant promise for intelligent traffic management; however, current chain-based systems like TrafficGPT are hindered by sequential task execution, high token usage, and poor scalability, making them…

Artificial Intelligence · Computer Science 2025-07-21 Nabil Abdelaziz Ferhat Taleb , Abdolazim Rezaei , Raj Atulkumar Patel , Mehdi Sookhak

ChatGPT embarks on a new era of artificial intelligence and will revolutionize the way we approach intelligent traffic safety systems. This paper begins with a brief introduction about the development of large language models (LLMs). Next,…

Computation and Language · Computer Science 2023-09-07 Ou Zheng , Mohamed Abdel-Aty , Dongdong Wang , Zijin Wang , Shengxuan Ding

Motion prediction is among the most fundamental tasks in autonomous driving. Traditional methods of motion forecasting primarily encode vector information of maps and historical trajectory data of traffic participants, lacking a…

Computer Vision and Pattern Recognition · Computer Science 2024-07-31 Xiaoji Zheng , Lixiu Wu , Zhijie Yan , Yuanrong Tang , Hao Zhao , Chen Zhong , Bokui Chen , Jiangtao Gong

The issue of traffic congestion poses a significant obstacle to the development of global cities. One promising solution to tackle this problem is intelligent traffic signal control (TSC). Recently, TSC strategies leveraging reinforcement…

Human-Computer Interaction · Computer Science 2024-10-03 Yutian Zhang , Guohong Zheng , Zhiyuan Liu , Quan Li , Haipeng Zeng

Traffic signal control is of critical importance for the effective use of transportation infrastructures. The rapid increase of vehicle traffic and changes in traffic patterns make traffic signal control more and more challenging.…

Machine Learning · Computer Science 2021-12-08 Xingshuai Huang , Di Wu , Michael Jenkin , Benoit Boulet

Congestion control is a fundamental component of Internet infrastructure, and researchers have dedicated considerable effort to developing improved congestion control algorithms. However, despite extensive study, existing algorithms…

Networking and Internet Architecture · Computer Science 2025-08-25 Zhiyuan He , Aashish Gottipati , Lili Qiu , Yuqing Yang , Francis Y. Yan

Sub-optimal control policies in intersection traffic signal controllers (TSC) contribute to congestion and lead to negative effects on human health and the environment. Reinforcement learning (RL) for traffic signal control is a promising…

Efficient traffic signal control (TSC) has been one of the most useful ways for reducing urban road congestion. Key to the challenge of TSC includes 1) the essential of real-time signal decision, 2) the complexity in traffic dynamics, and…

Artificial Intelligence · Computer Science 2023-06-16 Wanyuan Wang , Tianchi Qiao , Jinming Ma , Jiahui Jin , Zhibin Li , Weiwei Wu , Yichuan Jian

Traffic prediction constitutes a pivotal facet within the purview of Intelligent Transportation Systems (ITS), and the attainment of highly precise predictions holds profound significance for efficacious traffic management. The precision of…

Machine Learning · Computer Science 2024-10-27 Yilong Ren , Yue Chen , Shuai Liu , Boyue Wang , Haiyang Yu , Zhiyong Cui

Urban traffic management faces significant challenges due to the dynamic environments, and traditional algorithms fail to quickly adapt to this environment in real-time and predict possible conflicts. This study explores the ability of a…

Computation and Language · Computer Science 2024-08-05 Sari Masri , Huthaifa I. Ashqar , Mohammed Elhenawy

The rapid rise of Large Language Models (LLMs) is transforming traffic and transportation research, with significant advancements emerging between the years 2023 and 2025 -- a period marked by the inception and swift growth of adopting and…

Computational Engineering, Finance, and Science · Computer Science 2025-03-28 Yimo Yan , Yejia Liao , Guanhao Xu , Ruili Yao , Huiying Fan , Jingran Sun , Xia Wang , Jonathan Sprinkle , Ziyan An , Meiyi Ma , Xi Cheng , Tong Liu , Zemian Ke , Bo Zou , Matthew Barth , Yong-Hong Kuo

With increasing urban traffic complexity, Traffic Signal Control (TSC) is essential for optimizing traffic flow and improving road safety. Large Language Models (LLMs) emerge as promising approaches for TSC. However, they are prone to…

Artificial Intelligence · Computer Science 2025-10-31 Xinhang Li , Qing Guo , Junyu Chen , Zheng Guo , Shengzhe Xu , Lei Li , Lin Zhang

While accurate traffic forecasting is vital for Intelligent Transportation Systems (ITS), effectively communicating predicted conditions via natural language for human-centric decision support remains a challenge and is often handled…

Machine Learning · Computer Science 2026-01-13 Zeming Du , Qitan Shao , Hongfei Liu , Yong Zhang

Traffic prediction, an essential component for intelligent transportation systems, endeavours to use historical data to foresee future traffic features at specific locations. Although existing traffic prediction models often emphasize…

Machine Learning · Computer Science 2024-07-09 Chenxi Liu , Sun Yang , Qianxiong Xu , Zhishuai Li , Cheng Long , Ziyue Li , Rui Zhao

Existing learning-based autonomous driving (AD) systems face challenges in comprehending high-level information, generalizing to rare events, and providing interpretability. To address these problems, this work employs Large Language Models…

Robotics · Computer Science 2025-04-16 Hao Sha , Yao Mu , Yuxuan Jiang , Li Chen , Chenfeng Xu , Ping Luo , Shengbo Eben Li , Masayoshi Tomizuka , Wei Zhan , Mingyu Ding

Multi-agent reinforcement learning (MARL) has shown significant potential in traffic signal control (TSC). However, current MARL-based methods often suffer from insufficient generalization due to the fixed traffic patterns and road network…

Multiagent Systems · Computer Science 2025-03-13 Yihong Li , Chengwei Zhang , Furui Zhan , Wanting Liu , Kailing Zhou , Longji Zheng

Predicting the future trajectories of dynamic traffic actors is a cornerstone task in autonomous driving. Though existing notable efforts have resulted in impressive performance improvements, a gap persists in scene cognitive and…

Computer Vision and Pattern Recognition · Computer Science 2024-05-09 Zhengxing Lan , Hongbo Li , Lingshan Liu , Bo Fan , Yisheng Lv , Yilong Ren , Zhiyong Cui

Traffic congestion remains a major challenge for urban transportation, leading to significant economic and environmental impacts. Traffic Signal Control (TSC) is one of the key measures to mitigate congestion, and recent studies have…

Multiagent Systems · Computer Science 2026-01-27 Hsiao-Chuan Chang , Sheng-You Huang , Yen-Chi Chen , I-Chen Wu

Transparent decision-making is essential for traffic signal control (TSC) systems to earn public trust. However, traditional reinforcement learning-based TSC methods function as black boxes with limited interpretability. Although large…

Artificial Intelligence · Computer Science 2026-05-12 Darryl Jacob , Xinyu Liu , Muchao Ye , Xiaoyong Yuan , Pan He

This study examines the feasibility of applying large language models (LLMs) for forecasting the impact of traffic incidents on the traffic flow. The use of LLMs for this task has several advantages over existing machine learning-based…

Artificial Intelligence · Computer Science 2025-07-08 George Jagadeesh , Srikrishna Iyer , Michal Polanowski , Kai Xin Thia