English
Related papers

Related papers: Exponential Topology-enabled Scalable Communicatio…

200 papers

This paper introduces a novel Multi-Agent Reinforcement Learning (MARL) framework to enhance integrated sensing and communication (ISAC) networks using unmanned aerial vehicle (UAV) swarms as sensing radars. By framing the positioning and…

Signal Processing · Electrical Eng. & Systems 2025-01-14 Obed Morrison Atsu , Salmane Naoumi , Roberto Bomfin , Marwa Chafii

In multi-agent reinforcement learning (MARL), the centralized training with decentralized execution (CTDE) framework has gained widespread adoption due to its strong performance. However, the further development of CTDE faces two key…

Multiagent Systems · Computer Science 2024-12-25 Lunjun Liu , Weilai Jiang , Yaonan Wang

Centralized training with decentralized execution (CTDE) is a widely-used learning paradigm that has achieved significant success in complex tasks. However, partial observability issues and the absence of effectively shared signals between…

Multiagent Systems · Computer Science 2023-05-01 Dapeng Li , Zhiwei Xu , Bin Zhang , Guoliang Fan

Multi-agent reinforcement learning (MARL) has been increasingly explored to learn the cooperative policy towards maximizing a certain global reward. Many existing studies take advantage of graph neural networks (GNN) in MARL to propagate…

Machine Learning · Computer Science 2020-12-25 Wenlei Shi , Xinran Wei , Jia Zhang , Xiaoyuan Ni , Arthur Jiang , Jiang Bian , Tie-Yan Liu

Natural, social, and artificial multi-agent systems usually operate in dynamic environments, where the ability to respond to changing circumstances is a crucial feature. An effective collective response requires suitable information…

Systems and Control · Computer Science 2022-09-29 David Mateo , Nikolaj Horsevad , Vahid Hassani , Mohammadreza Chamanbaz , Roland Bouffanais

Recent advances in large language model-powered multi-agent systems have demonstrated remarkable collective intelligence through effective communication. However, existing approaches face two primary challenges: (i) \textit{Ineffective…

Multiagent Systems · Computer Science 2026-02-27 Heng Zhang , Yuling Shi , Xiaodong Gu , Zijian Zhang , Haochen You , Lubin Gan , Yilei Yuan , Jin Huang

In Multi-Agent Reinforcement Learning (MARL), specialized channels are often introduced that allow agents to communicate directly with one another. In this paper, we propose an alternative approach whereby agents communicate through an…

Artificial Intelligence · Computer Science 2022-05-26 Dianbo Liu , Vedant Shah , Oussama Boussif , Cristian Meo , Anirudh Goyal , Tianmin Shu , Michael Mozer , Nicolas Heess , Yoshua Bengio

Multi-agent reinforcement learning (MARL) provides an efficient way for simultaneously learning policies for multiple agents interacting with each other. However, in scenarios requiring complex interactions, existing algorithms can suffer…

Machine Learning · Computer Science 2022-03-08 Xiaobai Ma , David Isele , Jayesh K. Gupta , Kikuo Fujimura , Mykel J. Kochenderfer

Multi-agent reinforcement learning (MARL) has shown promise for large-scale network control, yet existing methods face two major limitations. First, they typically rely on assumptions leading to decay properties of local agent interactions,…

Machine Learning · Computer Science 2025-11-18 Vidur Sinha , Muhammed Ustaomeroglu , Guannan Qu

Emergent communication offers insight into how agents develop shared structured representations, yet most research assumes homogeneous modalities or aligned representational spaces, overlooking the perceptual heterogeneity of real-world…

Multiagent Systems · Computer Science 2026-01-30 Naomi Pitzer , Daniela Mihai

Multi-round LLM-based multi-agent systems rely on effective communication structures to support collaboration across rounds. However, most existing methods employ a fixed communication topology during inference, which falls short in many…

Artificial Intelligence · Computer Science 2026-05-12 Wenzhe Fan , Tommaso Tognoli , Henry Peng Zou , Chunyu Miao , Yibo Wang , Xinhua Zhang

In multi-agent deep reinforcement learning (MADRL), agents can communicate with one another to perform a task in a coordinated manner. When multiple tasks are involved, agents can also leverage knowledge from one task to improve learning in…

Multiagent Systems · Computer Science 2025-11-07 Changxi Zhu , Mehdi Dastani , Shihan Wang

By enabling agents to communicate, recent cooperative multi-agent reinforcement learning (MARL) methods have demonstrated better task performance and more coordinated behavior. Most existing approaches facilitate inter-agent communication…

Artificial Intelligence · Computer Science 2023-03-21 Yat Long Lo , Christian Schroeder de Witt , Samuel Sokota , Jakob Nicolaus Foerster , Shimon Whiteson

Collaborative multi-agent exploration of unknown environments is crucial for search and rescue operations. Effective real-world deployment must address challenges such as limited inter-agent communication and static and dynamic obstacles.…

Robotics · Computer Science 2024-12-31 Gabriele Calzolari , Vidya Sumathy , Christoforos Kanellakis , George Nikolakopoulos

Existing distributed cooperative multi-agent reinforcement learning (MARL) frameworks usually assume undirected coordination graphs and communication graphs while estimating a global reward via consensus algorithms for policy evaluation.…

Multiagent Systems · Computer Science 2022-01-14 Gangshan Jing , He Bai , Jemin George , Aranya Chakrabortty , Piyush. K. Sharma

We develop a Multi-Agent Reinforcement Learning (MARL) method to learn scalable control policies for target tracking. Our method can handle an arbitrary number of pursuers and targets; we show results for tasks consisting up to 1000…

Multiagent Systems · Computer Science 2021-11-11 Christopher D. Hsu , Heejin Jeong , George J. Pappas , Pratik Chaudhari

Efficient information dissemination is crucial for supporting critical operations across domains like disaster response, autonomous vehicles, and sensor networks. This paper introduces a Multi-Agent Reinforcement Learning (MARL) approach as…

Machine Learning · Computer Science 2024-02-22 Raffaele Galliera , Kristen Brent Venable , Matteo Bassani , Niranjan Suri

We study real-time sampling and estimation of autoregressive Markovian sources in decentralized and dynamic multi-hop networks that share similar structures. Nodes cache neighboring samples and communicate over wireless collision channels.…

Signal Processing · Electrical Eng. & Systems 2026-01-21 Xingran Chen , Navid NaderiAlizadeh , Alejandro Ribeiro , Shirin Saeedi Bidokhti

Collaborative perception allows each agent to enhance its perceptual abilities by exchanging messages with others. It inherently results in a trade-off between perception ability and communication costs. Previous works transmit complete…

Computer Vision and Pattern Recognition · Computer Science 2024-01-24 Yue Hu , Xianghe Pang , Xiaoqi Qin , Yonina C. Eldar , Siheng Chen , Ping Zhang , Wenjun Zhang

This paper proposes EvoAgent - an evolvable large language model (LLM) agent framework that integrates structured skill learning with a hierarchical sub-agent delegation mechanism. EvoAgent models skills as multi-file structured capability…

Artificial Intelligence · Computer Science 2026-04-27 Aimin Zhang , Jiajing Guo , Fuwei Jia , Chen Lv , Boyu Wang , Fangzheng Li