Expression might be enough: Representing pressure and demand for reinforcement learning based traffic signal control

L Zhang, Q Wu, J Shen, L Lü, B Du… - … on Machine Learning, 2022 - proceedings.mlr.press
Many studies confirmed that a proper traffic state representation is more important than
complex algorithms for the classical traffic signal control (TSC) problem. In this paper, we (1) …

Multiple intersections traffic signal control based on cooperative multi-agent reinforcement learning

J Liu, S Qin, M Su, Y Luo, Y Wang, S Yang - Information Sciences, 2023 - Elsevier
For the multi-agent traffic signal controls, the traffic signal at each intersection is controlled
by an independent agent. Since the control policy for each agent is dynamic, when the traffic …

Transformerlight: A novel sequence modeling based traffic signaling mechanism via gated transformer

Q Wu, M Li, J Shen, L Lü, B Du, K Zhang - Proceedings of the 29th ACM …, 2023 - dl.acm.org
Traffic signal control (TSC) is still one of the most significant and challenging research
problems in the transportation field. Reinforcement learning (RL) has achieved great …

Denselight: Efficient control for large-scale traffic signals with dense feedback

J Lin, Y Zhu, L Liu, Y Liu, G Li, L Lin - arxiv preprint arxiv:2306.07553, 2023 - arxiv.org
Traffic Signal Control (TSC) aims to reduce the average travel time of vehicles in a road
network, which in turn enhances fuel utilization efficiency, air quality, and road safety …

[HTML][HTML] Deep reinforcement learning for traffic light timing optimization

B Wang, Z He, J Sheng, Y Chen - Processes, 2022 - mdpi.com
Existing inflexible and ineffective traffic light control at a key intersection can often lead to
traffic congestion due to the complexity of traffic dynamics, how to find the optimal traffic light …

Learning traffic signal control via genetic programming

XC Liao, Y Mei, M Zhang - Proceedings of the Genetic and Evolutionary …, 2024 - dl.acm.org
The control of traffic signals is crucial for improving transportation efficiency. Recently,
learning-based methods, especially Deep Reinforcement Learning (DRL), garnered …

DiffLight: A Partial Rewards Conditioned Diffusion Model for Traffic Signal Control with Missing Data

H Chen, Y Jiang, S Guo, X Mao… - Advances in Neural …, 2025 - proceedings.neurips.cc
The application of reinforcement learning in traffic signal control (TSC) has been extensively
researched and yielded notable achievements. However, most existing works for TSC …

Traffic signal control using lightweight transformers: An offline-to-online rl approach

X Huang, D Wu, B Boulet - arxiv preprint arxiv:2312.07795, 2023 - arxiv.org
Efficient traffic signal control is critical for reducing traffic congestion and improving overall
transportation efficiency. The dynamic nature of traffic flow has prompted researchers to …

[HTML][HTML] Adaptive Traffic Signal Control Method Based on Offline Reinforcement Learning

L Wang, YX Wang, JK Li, Y Liu, JT Pi - Applied Sciences, 2024 - mdpi.com
The acceleration of urbanization has led to increasingly severe traffic congestion, creating
an urgent need for effective traffic signal control strategies to improve road efficiency. This …

A GPU-accelerated Large-scale Simulator for Transportation System Optimization Benchmarking

J Zhang, W Ao, J Yan, D **, Y Li - arxiv preprint arxiv:2406.10661, 2024 - arxiv.org
With the development of artificial intelligence techniques, transportation system optimization
is evolving from traditional methods relying on expert experience to simulation and learning …