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Coordination in multi-agent systems is challenging for agile robots such as unmanned aerial vehicles (UAVs), where relative agent positions frequently change due to unconstrained movement. The problem is exacerbated through the individual…

Robotics · Computer Science 2021-07-22 Mirco Theile , Jonathan Ponniah , Or Dantsker , Marco Caccamo

Multi-agent learning has gained increasing attention to tackle distributed machine learning scenarios under constrictions of data exchanging. However, existing multi-agent learning models usually consider data fusion under fixed and…

Machine Learning · Computer Science 2023-06-09 Enpei Zhang , Shuo Tang , Xiaowen Dong , Siheng Chen , Yanfeng Wang

In multi-agent reinforcement learning, a commonly considered paradigm is centralized training with decentralized execution. However, in this framework, decentralized execution restricts the development of coordinated policies due to the…

Multiagent Systems · Computer Science 2024-12-30 Wenzhe Fan , Zishun Yu , Chengdong Ma , Changye Li , Yaodong Yang , Xinhua Zhang

A multi-agent system (MAS) enhances its capacity to solve complex natural language processing (NLP) tasks through collaboration among multiple agents, where consensus-seeking serves as a fundamental mechanism. However, existing…

Artificial Intelligence · Computer Science 2025-10-09 Wentao Deng , Jiahuan Pei , Zhiwei Xu , Zhaochun Ren , Zhumin Chen , Pengjie Ren

Retrieval-Augmented Generation (RAG) systems empower large language models (LLMs) with external knowledge, yet struggle with efficiency-accuracy trade-offs when scaling to large knowledge graphs. Existing approaches often rely on monolithic…

Artificial Intelligence · Computer Science 2025-11-06 Ruiyi Yang , Hao Xue , Imran Razzak , Shirui Pan , Hakim Hacid , Flora D. Salim

We investigate a classification problem using multiple mobile agents capable of collecting (partial) pose-dependent observations of an unknown environment. The objective is to classify an image over a finite time horizon. We propose a…

Machine Learning · Computer Science 2019-08-07 Hossein K. Mousavi , Mohammadreza Nazari , Martin Takáč , Nader Motee

In multi-agent collaboration problems with communication, an agent's ability to encode their intention and interpret other agents' strategies is critical for planning their future actions. This paper introduces a novel algorithm called…

Machine Learning · Computer Science 2022-03-16 Guo Ye , Han Liu , Biswa Sengupta

In a multi-agent system, agents share their local observations to gain global situational awareness for decision making and collaboration using a message passing system. When to send a message, how to encode a message, and how to leverage…

Multiagent Systems · Computer Science 2024-07-01 Qinwei Huang , Chen Luo , Alex B. Wu , Simon Khan , Hai Li , Qinru Qiu

Many real-world scenarios involve a team of agents that have to coordinate their policies to achieve a shared goal. Previous studies mainly focus on decentralized control to maximize a common reward and barely consider the coordination…

Multiagent Systems · Computer Science 2022-01-19 Jingqing Ruan , Yali Du , Xuantang Xiong , Dengpeng Xing , Xiyun Li , Linghui Meng , Haifeng Zhang , Jun Wang , Bo Xu

Almost all multi-agent reinforcement learning algorithms without communication follow the principle of centralized training with decentralized execution. During centralized training, agents can be guided by the same signals, such as the…

Multiagent Systems · Computer Science 2022-12-08 Zhiwei Xu , Bin Zhang , Dapeng Li , Zeren Zhang , Guangchong Zhou , Hao Chen , Guoliang Fan

In this paper, we study a model reduction technique for leader-follower networked multi-agent systems defined on weighted, undirected graphs with arbitrary linear multivariable agent dynamics. In the network graph of this network, nodes…

Optimization and Control · Mathematics 2016-10-11 Hidde-Jan Jongsma , Petar Mlinarić , Sara Grundel , Peter Benner , Harry L. Trentelman

Location-aware networks will introduce innovative services and applications for modern convenience, applied ocean sciences, and public safety. In this paper, we establish a hybrid method for model-based and data-driven inference. We…

Machine Learning · Computer Science 2021-05-28 Mingchao Liang , Florian Meyer

We propose a novel framework for value function factorization in multi-agent deep reinforcement learning (MARL) using graph neural networks (GNNs). In particular, we consider the team of agents as the set of nodes of a complete directed…

Machine Learning · Computer Science 2021-02-11 Navid Naderializadeh , Fan H. Hung , Sean Soleyman , Deepak Khosla

In this paper, we consider the problem of providing robustness to adversarial communication in multi-agent systems. Specifically, we propose a solution towards robust cooperation, which enables the multi-agent system to maintain high…

Robotics · Computer Science 2020-12-02 Rupert Mitchell , Jan Blumenkamp , Amanda Prorok

This paper proposes a new architecture for multi-agent systems to cover an unknowingly distributed fast, safely, and decentralizedly. The inter-agent communication is organized by a directed graph with fixed topology, and we model agent…

Systems and Control · Electrical Eng. & Systems 2023-07-11 Hossein Rastgoftar

The distributed coordination of robot teams performing complex tasks is challenging to formulate. The different aspects of a complete task such as local planning for obstacle avoidance, global goal coordination and collaborative mapping are…

Robotics · Computer Science 2023-10-04 Aalok Patwardhan , Andrew J. Davison

Most works on multi-agent reinforcement learning focus on scenarios where the state of the environment is fully observable. In this work, we consider a cooperative policy evaluation task in which agents are not assumed to observe the…

Machine Learning · Computer Science 2023-05-17 Mert Kayaalp , Fatima Ghadieh , Ali H. Sayed

In artificial multi-agent systems, the ability to learn collaborative policies is predicated upon the agents' communication skills: they must be able to encode the information received from the environment and learn how to share it with…

Machine Learning · Computer Science 2023-01-23 Emanuele Pesce , Giovanni Montana

Multi-agent teaming achieves better performance when there is communication among participating agents allowing them to coordinate their actions for maximizing shared utility. However, when collaborating a team of agents with different…

Multiagent Systems · Computer Science 2021-11-01 Esmaeil Seraj , Zheyuan Wang , Rohan Paleja , Matthew Sklar , Anirudh Patel , Matthew Gombolay

We perform theoretical and algorithmic studies for the problem of clustering and semi-supervised classification on graphs with both pairwise relational information and single-point feature information, upon a joint stochastic block model…

Statistical Mechanics · Physics 2020-09-02 Pengfei Zhou , Tianyi Li , Pan Zhang