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Multi-Agent Path Finding (MAPF) focuses on planning collision-free paths for multiple agents. However, during the execution of a MAPF plan, agents may encounter unexpected delays, which can lead to inefficiencies, deadlocks, or even…

Multiagent Systems · Computer Science 2025-01-14 He Jiang , Muhan Lin , Jiaoyang Li

We consider the incomplete multi-graph matching problem, which is a generalization of the NP-hard quadratic assignment problem for matching multiple finite sets. Multi-graph matching plays a central role in computer vision, e.g., for…

Computer Vision and Pattern Recognition · Computer Science 2024-06-27 Max Kahl , Sebastian Stricker , Lisa Hutschenreiter , Florian Bernard , Bogdan Savchynskyy

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

Multi-Agent Motion Planning (MAMP) is the problem of computing feasible paths for a set of agents given individual start and goal states. Given the hardness of MAMP, most of the research related to multi-agent systems has focused on…

Robotics · Computer Science 2020-03-05 Irving Solis , Read Sandström , James Motes , Nancy M. Amato

Multi-Agent Path Finding (MAPF) is the problem of finding a set of collision-free paths for multiple agents in a shared environment while minimizing the sum of travel time. Since solving the MAPF problem optimally is NP-hard, anytime…

Multiagent Systems · Computer Science 2024-02-06 Shao-Hung Chan , Zhe Chen , Dian-Lun Lin , Yue Zhang , Daniel Harabor , Tsung-Wei Huang , Sven Koenig , Thomy Phan

In graph theory, the longest path problem is the problem of finding a simple path of maximum length in a given graph. For some small classes of graphs, the problem can be solved in polynomial time [2, 4], but it remains NP-hard on general…

Data Structures and Algorithms · Computer Science 2014-09-15 Lajos L. Pongrácz

Multi-agent path finding (MAPF) is a well-studied problem in artificial intelligence, where one needs to find collision-free paths for agents with given start and goal locations. In video games, agents of different types often form teams.…

Artificial Intelligence · Computer Science 2017-10-05 Hang Ma , Jingxing Yang , Liron Cohen , T. K. Satish Kumar , Sven Koenig

This paper addresses the challenge of decentralized task allocation within heterogeneous multi-agent systems operating under communication constraints. We introduce a novel framework that integrates graph neural networks (GNNs) with a…

Robotics · Computer Science 2025-02-21 Lavanya Ratnabala , Aleksey Fedoseev , Robinroy Peter , Dzmitry Tsetserukou

Counterexample guided abstraction refinement (CEGAR) represents a powerful symbolic technique for various tasks such as model checking and reachability analysis. Recently, CEGAR combined with Boolean satisfiability (SAT) has been applied…

Artificial Intelligence · Computer Science 2023-01-23 Pavel Surynek

Distributing computations among agents in large networks reduces computational effort in multi-agent path finding (MAPF). One distribution strategy is prioritized planning (PP). In PP, we couple and prioritize interacting agents to achieve…

Multiagent Systems · Computer Science 2025-01-22 Patrick Scheffe , Julius Kahle , Bassam Alrifaee

Multi-agent path finding (MAPF) determines an ensemble of collision-free paths for multiple agents between their respective start and goal locations. Among the available MAPF planners for workspace modeled as a graph, A*-based approaches…

Robotics · Computer Science 2022-02-16 Zhongqiang Ren , Sivakumar Rathinam , Howie Choset

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

The Neural Architecture Search (NAS) problem is typically formulated as a graph search problem where the goal is to learn the optimal operations over edges in order to maximise a graph-level global objective. Due to the large architecture…

Computer Vision and Pattern Recognition · Computer Science 2023-01-13 Vasco Lopes , Fabio Maria Carlucci , Pedro M Esperança , Marco Singh , Victor Gabillon , Antoine Yang , Hang Xu , Zewei Chen , Jun Wang

In this paper, we plan missions for a fleet of agents in undirected graphs, such as grids, with multiple goals. In contrast to regular multi-agent path-finding, the solver finds and updates the assignment of goals to the agents on its own.…

Multiagent Systems · Computer Science 2025-12-30 Stefan Edelkamp

Given a graph, the shortest-path problem requires finding a sequence of edges with minimum cumulative length that connects a source vertex to a target vertex. We consider a variant of this classical problem in which the position of each…

Discrete Mathematics · Computer Science 2024-05-10 Tobia Marcucci , Jack Umenberger , Pablo A. Parrilo , Russ Tedrake

Multi-agent path finding (MAPF) attracts considerable attention in artificial intelligence community as well as in robotics, and other fields such as warehouse logistics. The task in the standard MAPF is to find paths through which agents…

Artificial Intelligence · Computer Science 2021-05-11 Pavel Surynek

This paper investigates Multi-Agent Path Finding Among Movable Obstacles (M-PAMO), which seeks collision-free paths for multiple agents from their start to goal locations among static and movable obstacles. M-PAMO arises in logistics and…

Robotics · Computer Science 2025-10-01 Shaoli Hu , Shizhe Zhao , Zhongqiang Ren

Multi-Agent Path Finding (MAPF) is an important optimization problem underlying the deployment of robots in automated warehouses and factories. Despite the large body of work on this topic, most approaches make heavy simplifications, both…

Multi-Agent Path Finding (MAPF) aims to arrange collision-free goal-reaching paths for a group of agents. Anytime MAPF solvers based on large neighborhood search (LNS) have gained prominence recently due to their flexibility and…

Robotics · Computer Science 2025-05-30 Jiaqi Tan , Yudong Luo , Jiaoyang Li , Hang Ma

How efficiently can we find an unknown graph using distance or shortest path queries between its vertices? Let $G = (V,E)$ be an unweighted, connected graph of bounded degree. The edge set $E$ is initially unknown, and the graph can be…

Data Structures and Algorithms · Computer Science 2015-02-19 Sampath Kannan , Claire Mathieu , Hang Zhou