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Intelligent Transportation Systems (ITSs) are envisioned to play a critical role in improving traffic flow and reducing congestion, which is a pervasive issue impacting urban areas around the globe. Rapidly advancing vehicular communication…

Machine Learning · Computer Science 2018-12-04 Xiao-Yang Liu , Zihan Ding , Sem Borst , Anwar Walid

This research presents a novel active detection model utilizing deep reinforcement learning to accurately detect traffic objects in real-world scenarios. The model employs a deep Q-network based on LSTM-CNN that identifies and aligns target…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Xinyu Ren , Ruixuan Wang

Today's fixed-cycle traffic signaling is highly suboptimal and aggravates traffic congestion and waste of energy in urban areas. In addition, it offers no quality-of-service guarantee and makes travel time prediction extremely hard. While…

Systems and Control · Computer Science 2017-05-17 Lei Miao , Lijian Xu

Adaptive traffic signal control, which adjusts traffic signal timing according to real-time traffic, has been shown to be an effective method to reduce traffic congestion. Available works on adaptive traffic signal control make responsive…

Networking and Internet Architecture · Computer Science 2017-05-09 Juntao Gao , Yulong Shen , Jia Liu , Minoru Ito , Norio Shiratori

Setting traffic light signals is a classical topic in traffic engineering, and important in heavy-traffic conditions when green times become scarce and longer queues are inevitably formed. For the fixed-cycle traffic-light queue, an…

Optimization and Control · Mathematics 2022-08-12 Marko Boon , Guido Janssen , Johan van Leeuwaarden , Rik Timmerman

We consider a system to optimize duration of traffic signals using multi-agent deep reinforcement learning and Vehicle-to-Everything (V2X) communication. This system aims at analyzing independent and shared rewards for multi-agents to…

Artificial Intelligence · Computer Science 2020-02-25 Azhar Hussain , Tong Wang , Cao Jiahua

This paper presents a mixed traffic control policy designed to optimize traffic efficiency across diverse road topologies, addressing issues of congestion prevalent in urban environments. A model-free reinforcement learning (RL) approach is…

Robotics · Computer Science 2025-01-29 Chuyang Xiao , Dawei Wang , Xinzheng Tang , Jia Pan , Yuexin Ma

Smart traffic lights in intelligent transportation systems (ITSs) are envisioned to greatly increase traffic efficiency and reduce congestion. Deep reinforcement learning (DRL) is a promising approach to adaptively control traffic lights…

Machine Learning · Computer Science 2025-05-08 Ming Zhu , Xiao-Yang Liu , Sem Borst , Anwar Walid

We explore the use of deep learning and deep reinforcement learning for optimization problems in transportation. Many transportation system analysis tasks are formulated as an optimization problem - such as optimal control problems in…

Machine Learning · Statistics 2018-06-15 Laura Schultz , Vadim Sokolov

Ensuring transportation systems are efficient is a priority for modern society. Technological advances have made it possible for transportation systems to collect large volumes of varied data on an unprecedented scale. We propose a traffic…

Machine Learning · Computer Science 2016-11-04 Wade Genders , Saiedeh Razavi

Efficient traffic signal control (TSC) is crucial for reducing congestion, travel delays, pollution, and for ensuring road safety. Traditional approaches, such as fixed signal control and actuated control, often struggle to handle dynamic…

Systems and Control · Electrical Eng. & Systems 2025-09-29 Anirud Nandakumar , Chayan Banerjee , Lelitha Devi Vanajakshi

In this work, we study adaptive data-guided traffic planning and control using Reinforcement Learning (RL). We shift from the plain use of classic methods towards state-of-the-art in deep RL community. We embed several recent techniques in…

Machine Learning · Computer Science 2020-07-23 Siavash Alemzadeh , Ramin Moslemi , Ratnesh Sharma , Mehran Mesbahi

This study introduces CycLight, a novel cycle-level deep reinforcement learning (RL) approach for network-level adaptive traffic signal control (NATSC) systems. Unlike most traditional RL-based traffic controllers that focus on step-by-step…

Machine Learning · Computer Science 2024-01-17 Gengyue Han , Xiaohan Liu , Xianyue Peng , Hao Wang , Yu Han

Reinforcement learning (RL) algorithms have been widely applied in traffic signal studies. There are, however, several problems in jointly controlling traffic lights for a large transportation network. First, the action space exponentially…

Signal Processing · Electrical Eng. & Systems 2020-08-06 Gyeongjun Kim , Keemin Sohn

Many existing traffic signal controllers are either simple adaptive controllers based on sensors placed around traffic intersections, or optimized by traffic engineers on a fixed schedule. Optimizing traffic controllers is time consuming…

Systems and Control · Electrical Eng. & Systems 2019-11-15 Kai Liang Tan , Subhadipto Poddar , Anuj Sharma , Soumik Sarkar

Reinforcement learning (RL) constitutes a promising solution for alleviating the problem of traffic congestion. In particular, deep RL algorithms have been shown to produce adaptive traffic signal controllers that outperform conventional…

Machine Learning · Statistics 2019-07-23 Filipe Rodrigues , Carlos Lima Azevedo

Vehicle mobility optimization in urban areas is a long-standing problem in smart city and spatial data analysis. Given the complex urban scenario and unpredictable social events, our work focuses on developing a mobile sequential…

Machine Learning · Computer Science 2021-11-18 Pengzhan Guo , Keli Xiao , Zeyang Ye , Wei Zhu

We propose a model-free reinforcement learning method for controlling mixed autonomy traffic in simulated traffic networks with through-traffic-only two-way and four-way intersections. Our method utilizes multi-agent policy decomposition…

Artificial Intelligence · Computer Science 2021-11-09 Zhongxia Yan , Cathy Wu

Urban Traffic Control (UTC) plays an essential role in Intelligent Transportation System (ITS) but remains difficult. Since model-based UTC methods may not accurately describe the complex nature of traffic dynamics in all situations,…

Artificial Intelligence · Computer Science 2018-08-27 Yilun Lin , Xingyuan Dai , Li Li , Fei-Yue Wang

Inefficient traffic signal control methods may cause numerous problems, such as traffic congestion and waste of energy. Reinforcement learning (RL) is a trending data-driven approach for adaptive traffic signal control in complex urban…

Signal Processing · Electrical Eng. & Systems 2021-07-14 Zhenning Li , Chengzhong Xu , Guohui Zhang