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Deep reinforcement learning (DRL) has become a popular approach in traffic signal control (TSC) due to its ability to learn adaptive policies from complex traffic environments. Within DRL-based TSC methods, two primary control paradigms are…

Machine Learning · Computer Science 2025-09-04 Hankang Gu , Yuli Zhang , Chengming Wang , Ruiyuan Jiang , Ziheng Qiao , Pengfei Fan , Dongyao Jia

The Internet of Vehicles (IoV) enables real-time data exchange among vehicles and roadside units and thus provides a promising solution to alleviate traffic jams in the urban area. Meanwhile, better traffic management via efficient traffic…

Multiagent Systems · Computer Science 2021-01-06 Pengyuan Zhou , Xianfu Chen , Zhi Liu , Tristan Braud , Pan Hui , Jussi Kangasharju

Adaptive traffic signal control (ATSC) is crucial in alleviating congestion, maximizing throughput and promoting sustainable mobility in ever-expanding cities. Multi-Agent Reinforcement Learning (MARL) has recently shown significant…

Machine Learning · Computer Science 2026-03-26 Yifeng Zhang , Harsh Goel , Peizhuo Li , Mehul Damani , Sandeep Chinchali , Guillaume Sartoretti

Autonomous driving has been at the forefront of public interest, and a pivotal debate to widespread concerns is safety in the transportation system. Deep reinforcement learning (DRL) has been applied to autonomous driving to provide…

Artificial Intelligence · Computer Science 2022-01-21 Zehong Cao , Jie Yun

Developing an automated driving system capable of navigating complex traffic environments remains a formidable challenge. Unlike rule-based or supervised learning-based methods, Deep Reinforcement Learning (DRL) based controllers eliminate…

Machine Learning · Computer Science 2025-01-28 Zhihao Zhang , Ekim Yurtsever , Keith A. Redmill

System optimal traffic routing can mitigate congestion by assigning routes for a portion of vehicles so that the total travel time of all vehicles in the transportation system can be reduced. However, achieving real-time optimal routing…

Machine Learning · Computer Science 2024-07-11 Zemian Ke , Qiling Zou , Jiachao Liu , Sean Qian

Lane-change maneuvers are commonly executed by drivers to follow a certain routing plan, overtake a slower vehicle, adapt to a merging lane ahead, etc. However, improper lane change behaviors can be a major cause of traffic flow disruptions…

Machine Learning · Computer Science 2020-05-22 Fei Ye , Xuxin Cheng , Pin Wang , Ching-Yao Chan , Jiucai Zhang

This paper proposes a cooperative strategy of connected and automated vehicles (CAVs) longitudinal control for partially connected and automated traffic environment based on deep reinforcement learning (DRL) algorithm, which enhances the…

Systems and Control · Electrical Eng. & Systems 2020-12-04 Haotian Shi , Yang Zhou , Keshu Wu , Xin Wang , Yangxin Lin , Bin Ran

Deep reinforcement learning (DRL) has emerged as a pervasive and potent methodology for addressing artificial intelligence challenges. Due to its substantial potential for autonomous self-learning and self-improvement, DRL finds broad…

Artificial Intelligence · Computer Science 2023-10-10 Teng Liu , Yuyou Yang , Wenxuan Xiao , Xiaolin Tang , Mingzhu Yin

Intelligent traffic signal controllers, applying DQN algorithms to traffic light policy optimization, efficiently reduce traffic congestion by adjusting traffic signals to real-time traffic. Most propositions in the literature however…

Machine Learning · Computer Science 2021-09-30 Romain Ducrocq , Nadir Farhi

Urban traffic congestion, particularly at intersections, significantly affects travel time, fuel consumption, and emissions. Traditional fixed-time signal control systems often lack the adaptability to effectively manage dynamic traffic…

Artificial Intelligence · Computer Science 2025-12-01 Saahil Mahato

Taking advantage of both vehicle-to-everything (V2X) communication and automated driving technology, connected and automated vehicles are quickly becoming one of the transformative solutions to many transportation problems. However, in a…

Systems and Control · Electrical Eng. & Systems 2022-09-01 Zhengwei Bai , Peng Hao , Wei Shangguan , Baigen Cai , Matthew J. Barth

Effective traffic control methods have great potential in alleviating network congestion. Existing literature generally focuses on a single control approach, while few studies have explored the effectiveness of integrated and coordinated…

Machine Learning · Computer Science 2023-03-08 Zijian Hu , Wei Ma

Traffic scenarios in roundabouts pose substantial complexity for automated driving. Manually mapping all possible scenarios into a state space is labor-intensive and challenging. Deep reinforcement learning (DRL) with its ability to learn…

Robotics · Computer Science 2023-06-21 Henan Yuan , Penghui Li , Bart van Arem , Liujiang Kang , Yongqi Dong

Lane-changing (LC) is a challenging scenario for connected and automated vehicles (CAVs) because of the complex dynamics and high uncertainty of the traffic environment. This challenge can be handled by deep reinforcement learning (DRL)…

Robotics · Computer Science 2024-07-04 Xue Yao , Shengren Hou , Serge P. Hoogendoorn , Simeon C. Calvert

The emergence of reinforcement learning (RL) methods in traffic signal control tasks has achieved better performance than conventional rule-based approaches. Most RL approaches require the observation of the environment for the agent to…

Machine Learning · Computer Science 2023-11-16 Hao Mei , Junxian Li , Bin Shi , Hua Wei

Recent advances in combining deep neural network architectures with reinforcement learning techniques have shown promising potential results in solving complex control problems with high dimensional state and action spaces. Inspired by…

Machine Learning · Computer Science 2017-05-30 Seyed Sajad Mousavi , Michael Schukat , Enda Howley

Traffic congestion in metropolitan areas is a world-wide problem that can be ameliorated by traffic lights that respond dynamically to real-time conditions. Recent studies applying deep reinforcement learning (RL) to optimize single traffic…

Machine Learning · Computer Science 2019-12-10 Zhi Zhang , Jiachen Yang , Hongyuan Zha

Urban traffic is subject to disruptions that cause extended waiting time and safety issues at signalized intersections. While numerous studies have addressed the issue of intelligent traffic systems in the context of various disturbances,…

Artificial Intelligence · Computer Science 2024-09-16 Qinchen Yang , Zejun Xie , Hua Wei , Desheng Zhang , Yu Yang

Combining data-driven applications with control systems plays a key role in recent Autonomous Car research. This thesis offers a structured review of the latest literature on Deep Reinforcement Learning (DRL) within the realm of autonomous…

Robotics · Computer Science 2024-04-02 Yiyang Chen , Chao Ji , Yunrui Cai , Tong Yan , Bo Su