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The primary objective of Multi-Agent Pathfinding (MAPF) is to plan efficient and conflict-free paths for all agents. Traditional multi-agent path planning algorithms struggle to achieve efficient distributed path planning for multiple…

Artificial Intelligence · Computer Science 2024-07-18 Zhenyu Song , Ronghao Zheng , Senlin Zhang , Meiqin Liu

Multi-agent path finding (MAPF) is well-studied in artificial intelligence, robotics, theoretical computer science and operations research. We discuss issues that arise when generalizing MAPF methods to real-world scenarios and four…

Artificial Intelligence · Computer Science 2017-02-21 Hang Ma , Sven Koenig , Nora Ayanian , Liron Cohen , Wolfgang Hoenig , T. K. Satish Kumar , Tansel Uras , Hong Xu , Craig Tovey , Guni Sharon

In this paper, we propose a new framework for multi-agent collaborative exploration of unknown environments. The proposed method combines state-of-the-art algorithms in mapping, safe corridor generation and multi-agent planning. It first…

Robotics · Computer Science 2022-08-17 Charbel Toumieh , Alain Lambert

The Multi-Agent Pickup and Delivery (MAPD) problem models applications where a large number of agents attend to a stream of incoming pickup-and-delivery tasks. Token Passing (TP) is a recent MAPD algorithm that is efficient and effective.…

Artificial Intelligence · Computer Science 2018-12-18 Hang Ma , Wolfgang Hönig , T. K. Satish Kumar , Nora Ayanian , Sven Koenig

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

Solving the Multi-Agent Path Finding (MAPF) problem optimally is known to be NP-Hard for both make-span and total arrival time minimization. While many algorithms have been developed to solve MAPF problems, there is no dominating optimal…

Multiagent Systems · Computer Science 2024-12-20 Jingyao Ren , Vikraman Sathiyanarayanan , Eric Ewing , Baskin Senbaslar , Nora Ayanian

Multi-Agent Path Finding (MAPF) is a critical component of logistics and warehouse management, which focuses on planning collision-free paths for a team of robots in a known environment. Recent work introduced a novel MAPF approach, LNS2,…

Robotics · Computer Science 2025-02-03 Yutong Wang , Tanishq Duhan , Jiaoyang Li , Guillaume Sartoretti

Among sub-optimal Multi-Agent Path Finding (MAPF) solvers, rule-based algorithms are particularly appealing since they are complete. Even in crowded scenarios, they allow finding a feasible solution that brings each agent to its target,…

Multiagent Systems · Computer Science 2024-10-11 Irene Saccani , Stefano Ardizzoni , Luca Consolini , Marco Locatelli

Conflict-Based Search (CBS) algorithm for the multi-agent pathfinding (MAPF) problem is that it is incomplete for problems which have no solution; if no mitigating procedure is run in parallel, CBS will run forever when given an unsolvable…

Artificial Intelligence · Computer Science 2024-08-20 Thayne T Walker , Nathan R Sturtevant

This paper presents a robust computationally efficient real-time collision avoidance algorithm for Unmanned Aerial Vehicle (UAV), namely Memory-based Wall Following-Artificial Potential Field (MWF-APF) method. The new algorithm switches…

Robotics · Computer Science 2021-02-09 Han Wang , Muqing Cao , Hao Jiang , Lihua Xie

The trajectory planning for a fleet of Automated Guided Vehicles (AGVs) on a roadmap is commonly referred to as the Multi-Agent Path Finding (MAPF) problem, the solution to which dictates each AGV's spatial and temporal location until it…

Robotics · Computer Science 2023-12-08 Alexander Berndt , Niels van Duijkeren , Luigi Palmieri , Alexander Kleiner , Tamás Keviczky

We explore the use of Artificial Potential Fields (APFs) to solve Multi-Agent Path Finding (MAPF) and Lifelong MAPF (LMAPF) problems. In MAPF, a team of agents must move to their goal locations without collisions, whereas in LMAPF, new…

Artificial Intelligence · Computer Science 2025-05-30 Arseniy Pertzovsky , Roni Stern , Ariel Felner , Roie Zivan

We present Multi-Agent gatekeeper, a framework that provides provable safety guarantees for leader-follower formation control in cluttered 3D environments. Existing methods face a trad-off: online planners and controllers lack formal safety…

Robotics · Computer Science 2025-11-26 Thomas Marshall Vielmetti , Devansh R Agrawal , Dimitra Panagou

The Multi-Agent Path Finding (MAPF) problem involves planning collision-free paths for multiple agents in a shared environment. The majority of MAPF solvers rely on the assumption that an agent can arrive at a specific location at a…

Artificial Intelligence · Computer Science 2024-01-09 Yifan Su , Rishi Veerapaneni , Jiaoyang Li

The Multi-Agent Path Finding (MAPF) problem aims to determine the shortest and collision-free paths for multiple agents in a known, potentially obstacle-ridden environment. It is the core challenge for robotic deployments in large-scale…

Robotics · Computer Science 2025-11-20 Shuhao Liao , Weihang Xia , Yuhong Cao , Weiheng Dai , Chengyang He , Wenjun Wu , Guillaume Sartoretti

In Lifelong Multi-Agent Path Finding (L-MAPF) a team of agents performs a stream of tasks consisting of multiple locations to be visited by the agents on a shared graph while avoiding collisions with one another. L-MAPF is typically tackled…

Multiagent Systems · Computer Science 2022-05-17 Nitzan Madar , Kiril Solovey , Oren Salzman

The multi-agent path finding (MAPF) problem asks to find a set of paths on a graph such that when synchronously following these paths the agents never encounter a conflict. In the most widespread MAPF formulation, the so-called Classical…

Multiagent Systems · Computer Science 2025-05-16 Artem Agafonov , Konstantin Yakovlev

Multi-Agent Path Finding (MAPF) is a problem of finding a sequence of movements for agents to reach their assigned location without collision. Centralized algorithms usually give optimal solutions, but have difficulties to scale without…

Multiagent Systems · Computer Science 2021-09-20 Poom Pianpak , Tran Cao Son

The Collaborative Task Sequencing and Multi-Agent Path Finding (CTS-MAPF) problem requires agents to accomplish sequences of tasks while avoiding collisions, posing significant challenges due to its combinatorial complexity. This work…

Robotics · Computer Science 2026-03-27 Junkai Jiang , Yitao Xu , Ruochen Li , Shaobing Xu , Jianqiang Wang

Multi-robot systems are integral to modern logistics, but their capabilities are often limited to tasks executable by individual agents. This paper addresses a critical gap in existing frameworks like Multi-Agent Path Finding (MAPF) and…

Multiagent Systems · Computer Science 2026-05-18 Ning Zhou , Nikolai W. F. Bode , Edmund R. Hunt