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Traffic signal control (TSC) is a high-stakes domain that is growing in importance as traffic volume grows globally. An increasing number of works are applying reinforcement learning (RL) to TSC; RL can draw on an abundance of traffic data…

人工智能 · 计算机科学 2022-10-05 Rex Chen , Fei Fang , Norman Sadeh

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…

Ineffective and inflexible traffic signal control at urban intersections can often lead to bottlenecks in traffic flows and cause congestion, delay, and environmental problems. How to manage traffic smartly by intelligent signal control is…

系统与控制 · 计算机科学 2019-05-21 Mengyu Guo , Pin Wang , Ching-Yao Chan , Sid Askary

Recently, Intelligent Transportation Systems are leveraging the power of increased sensory coverage and computing power to deliver data-intensive solutions achieving higher levels of performance than traditional systems. Within Traffic…

机器学习 · 计算机科学 2021-05-03 Alvaro Cabrejas-Egea , Raymond Zhang , Neil Walton

Currently, traffic signal control (TSC) methods based on reinforcement learning (RL) have proven superior to traditional methods. However, most RL methods face difficulties when applied in the real world due to three factors: input, output,…

多智能体系统 · 计算机科学 2024-07-16 Haoyuan Jiang , Xuantang Xiong , Ziyue Li , Hangyu Mao , Guanghu Sui , Jingqing Ruan , Yuheng Cheng , Hua Wei , Wolfgang Ketter , Rui Zhao

Reinforcement learning-based traffic signal control (RL-TSC) has emerged as a promising approach for improving urban mobility. However, its robustness under real-world disruptions such as traffic incidents remains largely underexplored. In…

机器学习 · 计算机科学 2025-06-18 Dang Viet Anh Nguyen , Carlos Lima Azevedo , Tomer Toledo , Filipe Rodrigues

The optimization of traffic signal control (TSC) is critical for an efficient transportation system. In recent years, reinforcement learning (RL) techniques have emerged as a popular approach for TSC and show promising results for highly…

人工智能 · 计算机科学 2023-11-28 Jianxiong Li , Shichao Lin , Tianyu Shi , Chujie Tian , Yu Mei , Jian Song , Xianyuan Zhan , Ruimin Li

In the context of global urbanization and motorization, traffic congestion has become a significant issue, severely affecting the quality of life, environment, and economy. This paper puts forward a single-agent reinforcement learning…

机器学习 · 计算机科学 2026-01-14 Qiang Li , Jin Niu , Qin Luo , Lina Yu

Reinforcement Learning (RL) in Traffic Signal Control (TSC) faces significant hurdles in real-world deployment due to limited generalization to dynamic traffic flow variations. Existing approaches often overfit static patterns and use…

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…

机器学习 · 计算机科学 2023-11-16 Hao Mei , Junxian Li , Bin Shi , Hua Wei

Traffic signal control (TSC) is a complex and important task that affects the daily lives of millions of people. Reinforcement Learning (RL) has shown promising results in optimizing traffic signal control, but current RL-based TSC methods…

机器学习 · 计算机科学 2023-10-31 Longchao Da , Hao Mei , Romir Sharma , Hua Wei

The growing demand for road use in urban areas has led to significant traffic congestion, posing challenges that are costly to mitigate through infrastructure expansion alone. As an alternative, optimizing existing traffic management…

人工智能 · 计算机科学 2024-09-04 Muhammad Tahir Rafique , Ahmed Mustafa , Hasan Sajid

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…

多智能体系统 · 计算机科学 2026-01-27 Hsiao-Chuan Chang , Sheng-You Huang , Yen-Chi Chen , I-Chen Wu

Reinforcement Learning (RL) has been widely explored in Traffic Signal Control (TSC) applications, however, still no such system has been deployed in practice. A key barrier to progress in this area is the reality gap, the discrepancy that…

机器学习 · 计算机科学 2023-07-24 Arthur Müller , Matthia Sabatelli

In reinforcement learning-based (RL-based) traffic signal control (TSC), decisions on the signal timing are made based on the available information on vehicles at a road intersection. This forms the state representation for the RL…

系统与控制 · 电气工程与系统科学 2024-11-13 Lawrence Francis , Blessed Guda , Ahmed Biyabani

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…

人机交互 · 计算机科学 2024-10-03 Yutian Zhang , Guohong Zheng , Zhiyuan Liu , Quan Li , Haipeng Zeng

Latest technological improvements increased the quality of transportation. New data-driven approaches bring out a new research direction for all control-based systems, e.g., in transportation, robotics, IoT and power systems. Combining…

机器学习 · 计算机科学 2020-05-05 Ammar Haydari , Yasin Yilmaz

Several studies have employed reinforcement learning (RL) to address the challenges of regional adaptive traffic signal control (ATSC) and achieved promising results. In this field, existing research predominantly adopts multi-agent…

人工智能 · 计算机科学 2026-01-14 Qiang Li , Ningjing Zeng , Lina Yu

Reinforcement learning (RL) has attracted increasing interest for adaptive traffic signal control due to its model-free ability to learn control policies directly from interaction with the traffic environment. However, several challenges…

机器学习 · 计算机科学 2026-03-17 Dickens Kwesiga , Angshuman Guin , Khaled Abdelghany , Michael Hunter

Reinforcement learning (RL) is gaining popularity as an effective approach for traffic signal control (TSC) and is increasingly applied in this domain. However, most existing RL methodologies are confined to a single-stage TSC framework,…

机器学习 · 计算机科学 2024-05-03 Liang Zhang , Yutong Zhang , Shubin Xie , Jianming Deng , Chen Li
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