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Dynamic obstacle avoidance is a challenging topic for optimal control and optimization-based trajectory planning problems. Many existing works use Control Barrier Functions (CBFs) to enforce safety constraints for control systems. CBFs are…

Robotics · Computer Science 2025-02-10 Shuo Liu , Yihui Mao , Calin A. Belta

Conventional multi-agent path planners typically compute an ensemble of paths while optimizing a single objective, such as path length. However, many applications may require multiple objectives, say fuel consumption and completion time, to…

Artificial Intelligence · Computer Science 2022-06-23 Zhongqiang Ren , Sivakumar Rathinam , Howie Choset

Multi-Agent Path Finding (MAPF), which involves finding collision-free paths for multiple robots, is crucial in various applications. Lifelong MAPF, where targets are reassigned to agents as soon as they complete their initial targets,…

Robotics · Computer Science 2024-04-09 Yimin Tang , Zhenghong Yu , Yi Zheng , T. K. Satish Kumar , Jiaoyang Li , Sven Koenig

We study the TAPF (combined target-assignment and path-finding) problem for teams of agents in known terrain, which generalizes both the anonymous and non-anonymous multi-agent path-finding problems. Each of the teams is given the same…

Artificial Intelligence · Computer Science 2016-12-20 Hang Ma , Sven Koenig

In this paper we address the problem of path planning in an unknown environment with an aerial robot. The main goal is to safely follow the planned trajectory by avoiding obstacles. The proposed approach is suitable for aerial vehicles…

Robotics · Computer Science 2023-06-29 Ana Batinovic , Jurica Goricanec , Lovro Markovic , Stjepan Bogdan

We address multi-robot geometric task-and-motion planning (MR-GTAMP) problems in synchronous, monotone setups. The goal of the MR-GTAMP problem is to move objects with multiple robots to goal regions in the presence of other movable…

Robotics · Computer Science 2022-10-18 Hejia Zhang , Shao-Hung Chan , Jie Zhong , Jiaoyang Li , Sven Koenig , Stefanos Nikolaidis

Multi-agent path finding (MAPF) is the problem of finding collision-free paths for a team of agents to reach their goal locations. State-of-the-art classical MAPF solvers typically employ heuristic search to find solutions for hundreds of…

Multiagent Systems · Computer Science 2024-04-01 Rishi Veerapaneni , Qian Wang , Kevin Ren , Arthur Jakobsson , Jiaoyang Li , Maxim Likhachev

Mobile robots, especially unmanned aerial vehicles (UAVs), are of increasing interest for surveillance and disaster response scenarios. We consider the problem of multi-robot persistent surveillance with connectivity constraints where…

Robotics · Computer Science 2020-01-17 Jürgen Scherer , Bernhard Rinner

Multi-Agent Path Finding (MAPF) is a fundamental coordination problem in large-scale robotic and cyber-physical systems, where multiple agents must compute conflict-free trajectories with limited computational and communication resources.…

Systems and Control · Electrical Eng. & Systems 2026-04-10 Kevin Riehl , Julius Schlapbach , Anastasios Kouvelas , Michail A. Makridis

We present an online centralized path planning algorithm to cover a large, complex, unknown workspace with multiple homogeneous mobile robots. Our algorithm is horizon-based, synchronous, and on-demand. The recently proposed horizon-based…

Robotics · Computer Science 2024-03-08 Ratijit Mitra , Indranil Saha

Multi-Agent Path Finding (MAPF) is a fundamental problem in robotics that asks us to compute collision-free paths for a team of agents, all moving across a shared map. Although many works appear on this topic, all current algorithms…

Artificial Intelligence · Computer Science 2024-02-01 Zhe Chen , Daniel Harabor , Jiaoyang Li , Peter J. Stuckey

To enable safe and effective human-robot collaboration (HRC) in smart manufacturing, seamless integration of sensing, cognition, and prediction into the robot controller is critical for real-time awareness, response, and communication…

Robotics · Computer Science 2024-11-01 Dianhao Zhang , Mien Van , Pantelis Sopasakis , Seán McLoone

Multi-Agent Combinatorial Path Finding (MCPF) seeks collision-free paths for multiple agents from their initial locations to destinations, visiting a set of intermediate target locations in the middle of the paths, while minimizing the sum…

Robotics · Computer Science 2024-09-17 Yuanhang Zhang , Xuemian Wu , Hesheng Wang , Zhongqiang Ren

Path finding problems involve identification of a plan for conflict free movement of agents over a common road network. Most approaches to this problem handle the agents as point objects, wherein the size of the agent is significantly…

Artificial Intelligence · Computer Science 2020-09-22 Shyni Thomas , Dipti Deodhare , M. N. Murty

Multi-Agent Path Finding (MAPF), which focuses on finding collision-free paths for multiple robots, is crucial for applications ranging from aerial swarms to warehouse automation. Solving MAPF is NP-hard so learning-based approaches for…

Robotics · Computer Science 2025-08-07 Yimin Tang , Xiao Xiong , Jingyi Xi , Jiaoyang Li , Erdem Bıyık , Sven Koenig

The multi-agent path finding (MAPF) problem is a combinatorial search problem that aims at finding paths for multiple agents (e.g., robots) in an environment (e.g., an autonomous warehouse) such that no two agents collide with each other,…

Artificial Intelligence · Computer Science 2020-08-11 Aysu Bogatarkan , Esra Erdem

Combined Target-Assignment and Path-Finding problem (TAPF) requires simultaneously assigning targets to agents and planning collision-free paths for agents from their start locations to their assigned targets. As a leading approach to…

Artificial Intelligence · Computer Science 2023-10-24 Yimin Tang , Zhongqiang Ren , Jiaoyang Li , Katia Sycara

The integration of autonomous vehicles into urban and highway environments necessitates the development of robust and adaptable behavior planning systems. This study presents an innovative approach to address this challenge by utilizing a…

Robotics · Computer Science 2023-10-19 Qianfeng Wen , Zhongyi Gong , Lifeng Zhou , Zhongshun Zhang

In this work, we consider the Multi-Agent Pickup-and-Delivery (MAPD) problem, where agents constantly engage with new tasks and need to plan collision-free paths to execute them. To execute a task, an agent needs to visit a pair of goal…

Artificial Intelligence · Computer Science 2022-08-03 Qinghong Xu , Jiaoyang Li , Sven Koenig , Hang Ma

In environments where many automated guided vehicles (AGVs) operate, planning efficient, collision-free paths is essential. Related research has mainly focused on environments with pre-defined passages, resulting in space inefficiency. We…

Multiagent Systems · Computer Science 2025-11-27 Hiroya Makino , Yoshihiro Ohama , Seigo Ito