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Reinforcement learning (RL) is central to post-training, particularly for agentic models that require specialized reasoning behaviors. In this setting, model merging offers a practical mechanism for integrating multiple RL-trained agents…

Machine Learning · Computer Science 2026-01-21 Xiangchi Yuan , Dachuan Shi , Chunhui Zhang , Zheyuan Liu , Shenglong Yao , Soroush Vosoughi , Wenke Lee

The complexity of multiagent reinforcement learning (MARL) in multiagent systems increases exponentially with respect to the agent number. This scalability issue prevents MARL from being applied in large-scale multiagent systems. However,…

Multiagent Systems · Computer Science 2020-03-05 Chuangchuang Sun , Macheng Shen , Jonathan P. How

Learning to coordinate many agents in partially observable and highly dynamic environments requires both informative representations and data-efficient training. To address this challenge, we present a novel model-based multi-agent…

Machine Learning · Computer Science 2026-02-16 Zhizun Wang , David Meger

Multi-agent reinforcement learning (MARL) has witnessed a remarkable surge in interest, fueled by the empirical success achieved in applications of single-agent reinforcement learning (RL). In this study, we consider a distributed…

Artificial Intelligence · Computer Science 2025-07-30 Han-Dong Lim , Donghwan Lee

Despite algorithm-level innovations for multi-agent reinforcement learning (MARL), the underlying networked infrastructure for large-scale MARL training remains underexplored. Existing training frameworks primarily optimize for single-agent…

Multi-Agent Reinforcement Learning (MARL) comprises an area of growing interest in the field of machine learning. Despite notable advances, there are still problems that require investigation. The lazy agent pathology is a famous problem in…

Machine Learning · Computer Science 2023-11-07 Rafael Pina , Varuna De Silva , Corentin Artaud

The creation and destruction of agents in cooperative multi-agent reinforcement learning (MARL) is a critically under-explored area of research. Current MARL algorithms often assume that the number of agents within a group remains fixed…

Recently, deep multi-agent reinforcement learning (MARL) has shown the promise to solve complex cooperative tasks. Its success is partly because of parameter sharing among agents. However, such sharing may lead agents to behave similarly…

Machine Learning · Computer Science 2021-11-02 Chenghao Li , Tonghan Wang , Chengjie Wu , Qianchuan Zhao , Jun Yang , Chongjie Zhang

Scheduling problems pose significant challenges in resource, industry, and operational management. This paper addresses the Unrelated Parallel Machine Scheduling Problem (UPMS) with setup times and resources using a Multi-Agent…

Artificial Intelligence · Computer Science 2024-11-13 Maria Zampella , Urtzi Otamendi , Xabier Belaunzaran , Arkaitz Artetxe , Igor G. Olaizola , Giuseppe Longo , Basilio Sierra

Although Multi-Agent Reinforcement Learning (MARL) is effective for complex multi-robot tasks, it suffers from low sample efficiency and requires iterative manual reward tuning. Large Language Models (LLMs) have shown promise in…

Robotics · Computer Science 2025-06-04 Guobin Zhu , Rui Zhou , Wenkang Ji , Shiyu Zhao

Much work has been dedicated to the exploration of Multi-Agent Reinforcement Learning (MARL) paradigms implementing a centralized learning with decentralized execution (CLDE) approach to achieve human-like collaboration in cooperative…

Multiagent Systems · Computer Science 2023-07-26 Piyush K. Sharma , Rolando Fernandez , Erin Zaroukian , Michael Dorothy , Anjon Basak , Derrik E. Asher

Mapping deep neural networks (DNNs) to hardware is critical for optimizing latency, energy consumption, and resource utilization, making it a cornerstone of high-performance accelerator design. Due to the vast and complex mapping space,…

Benchmarks play a crucial role in the development and analysis of reinforcement learning (RL) algorithms, with environment availability strongly impacting research. One particularly underexplored intersection is continual learning (CL) in…

Artificial Intelligence · Computer Science 2025-09-09 Tristan Tomilin , Luka van den Boogaard , Samuel Garcin , Bram Grooten , Meng Fang , Yali Du , Mykola Pechenizkiy

Cooperative multi-agent reinforcement learning (MARL) has been an increasingly important research topic in the last half-decade because of its great potential for real-world applications. Because of the curse of dimensionality, the popular…

Multiagent Systems · Computer Science 2024-04-05 Weizhe Chen , Sven Koenig , Bistra Dilkina

This paper proposes a multi-agent reinforcement learning (MARL) approach to learn dynamic dispatching strategies, which is crucial for optimizing throughput in material handling systems across diverse industries. To benchmark our method, we…

Machine Learning · Computer Science 2024-09-30 Xian Yeow Lee , Haiyan Wang , Daisuke Katsumata , Takaharu Matsui , Chetan Gupta

Learning cooperative multi-agent policies directly from high-dimensional, multimodal sensory inputs like pixels and audio (from pixels) is notoriously sample-inefficient. Model-free Multi-Agent Reinforcement Learning (MARL) algorithms…

Multiagent Systems · Computer Science 2025-11-12 Sureyya Akin , Kavita Srivastava , Prateek B. Kapoor , Pradeep G. Sethi , Sunita Q. Patel , Rahu Srivastava

General-purpose control demands agents that act across many tasks and embodiments, yet research on reinforcement learning (RL) for continuous control remains dominated by single-task or offline regimes, reinforcing a view that online RL…

Machine Learning · Computer Science 2025-12-03 Nicklas Hansen , Hao Su , Xiaolong Wang

The field of cooperative multi-agent reinforcement learning (MARL) has seen widespread use in addressing complex coordination tasks. While value decomposition methods in MARL have been popular, they have limitations in solving tasks with…

Multiagent Systems · Computer Science 2023-07-06 Shanqi Liu , Weiwei Liu , Wenzhou Chen , Guanzhong Tian , Yong Liu

The cooperative Multi-A gent R einforcement Learning (MARL) with permutation invariant agents framework has achieved tremendous empirical successes in real-world applications. Unfortunately, the theoretical understanding of this MARL…

Machine Learning · Computer Science 2022-10-18 Fengzhuo Zhang , Boyi Liu , Kaixin Wang , Vincent Y. F. Tan , Zhuoran Yang , Zhaoran Wang

Recent research on Reasoning of Large Language Models (LLMs) has sought to further enhance their performance by integrating meta-thinking -- enabling models to monitor, evaluate, and control their reasoning processes for more adaptive and…

Artificial Intelligence · Computer Science 2025-05-28 Ziyu Wan , Yunxiang Li , Xiaoyu Wen , Yan Song , Hanjing Wang , Linyi Yang , Mark Schmidt , Jun Wang , Weinan Zhang , Shuyue Hu , Ying Wen