English
Related papers

Related papers: Kaleidoscope: Learnable Masks for Heterogeneous Mu…

200 papers

Multi-agent deep reinforcement learning (MARL) suffers from a lack of commonly-used evaluation tasks and criteria, making comparisons between approaches difficult. In this work, we provide a systematic evaluation and comparison of three…

Machine Learning · Computer Science 2021-11-10 Georgios Papoudakis , Filippos Christianos , Lukas Schäfer , Stefano V. Albrecht

Reinforcement Learning (RL) has emerged as a crucial method for training or fine-tuning large language models (LLMs), enabling adaptive, task-specific optimizations through interactive feedback. Multi-Agent Reinforcement Learning (MARL), in…

Machine Learning · Computer Science 2026-02-10 Junwei Su , Chuan Wu

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

While the complex reasoning capability of Large Language Models (LLMs) has attracted significant attention, single-agent systems often encounter inherent performance ceilings in complex tasks such as code generation. Multi-agent…

Multi-agent reinforcement learning (MARL) has been shown effective for cooperative games in recent years. However, existing state-of-the-art methods face challenges related to sample complexity, training instability, and the risk of…

Multiagent Systems · Computer Science 2025-03-14 Jiarong Liu , Yifan Zhong , Siyi Hu , Haobo Fu , Qiang Fu , Xiaojun Chang , Yaodong Yang

Multiagent reinforcement learning (MARL) has attracted considerable attention due to its potential in addressing complex cooperative tasks. However, existing MARL approaches often rely on frequent exchanges of action or state information…

Machine Learning · Computer Science 2026-01-14 Zhenglong Luo , Zhiyong Chen , Aoxiang Liu , Ke Pan

Cooperative multi-agent reinforcement learning (MARL) has achieved significant results, most notably by leveraging the representation-learning abilities of deep neural networks. However, large centralized approaches quickly become…

Multiagent Systems · Computer Science 2022-12-05 Nikunj Gupta , G Srinivasaraghavan , Swarup Kumar Mohalik , Nishant Kumar , Matthew E. Taylor

In cooperative Multi-Agent Reinforcement Learning (MARL), it is a common practice to tune hyperparameters in ideal simulated environments to maximize cooperative performance. However, policies tuned for cooperation often fail to maintain…

We consider a warehouse in which dozens of mobile robots and human pickers work together to collect and deliver items within the warehouse. The fundamental problem we tackle, called the order-picking problem, is how these worker agents must…

The two-sided markets such as ride-sharing companies often involve a group of subjects who are making sequential decisions across time and/or location. With the rapid development of smart phones and internet of things, they have…

Machine Learning · Statistics 2023-03-28 Chengchun Shi , Runzhe Wan , Ge Song , Shikai Luo , Rui Song , Hongtu Zhu

Hard parameter sharing in multi-domain learning (MDL) allows domains to share some of the model parameters to reduce storage cost while improving prediction accuracy. One common sharing practice is to share the bottom layers of a deep…

Machine Learning · Computer Science 2022-03-22 Lijun Zhang , Qizheng Yang , Xiao Liu , Hui Guan

Multi-agent reinforcement learning (MARL) has emerged as a useful approach to solving decentralised decision-making problems at scale. Research in the field has been growing steadily with many breakthrough algorithms proposed in recent…

Machine Learning · Computer Science 2022-09-22 Rihab Gorsane , Omayma Mahjoub , Ruan de Kock , Roland Dubb , Siddarth Singh , Arnu Pretorius

Deep reinforcement learning for multi-agent cooperation and competition has been a hot topic recently. This paper focuses on cooperative multi-agent problem based on actor-critic methods under local observations settings. Multi agent deep…

Artificial Intelligence · Computer Science 2017-10-04 Xiangxiang Chu , Hangjun Ye

We introduce Heterogeneous Agent Collaborative Reinforcement Learning (HACRL), a new Reinforcement Learning from Verifiable Reward (RLVR) problem that addresses the inefficiencies of isolated multi-agent on-policy optimization. HACRL…

Large transformer models, trained on diverse datasets, have demonstrated impressive few-shot performance on previously unseen tasks without requiring parameter updates. This capability has also been explored in Reinforcement Learning (RL),…

Multiagent Systems · Computer Science 2026-04-02 Tao Jiang , Zichuan Lin , Lihe Li , Yi-Chen Li , Cong Guan , Lei Yuan , Zongzhang Zhang , Yang Yu , Deheng Ye

Multi-agent reinforcement learning (MARL) faces two critical bottlenecks distinct from single-agent RL: credit assignment in cooperative tasks and partial observability of environmental states. We propose LERO, a framework integrating Large…

Machine Learning · Computer Science 2025-03-31 Yuan Wei , Xiaohan Shan , Jianmin Li

This paper is concerned with evaluating different multiagent learning (MAL) algorithms in problems where individual agents may be heterogenous, in the sense of utilizing different learning strategies, without the opportunity for prior…

Multiagent Systems · Computer Science 2019-07-23 Stefano V. Albrecht , Subramanian Ramamoorthy

Multi-agent reinforcement learning (MARL) algorithms often struggle to find strategies close to Pareto optimal Nash Equilibrium, owing largely to the lack of efficient exploration. The problem is exacerbated in sparse-reward settings,…

Machine Learning · Computer Science 2024-05-03 Zhicheng Zhang , Yancheng Liang , Yi Wu , Fei Fang

Multi-agent reinforcement learning (MARL) has achieved promising results in recent years. However, most existing reinforcement learning methods require a large amount of data for model training. In addition, data-efficient reinforcement…

Multiagent Systems · Computer Science 2024-01-02 Xin Yu , Rongye Shi , Pu Feng , Yongkai Tian , Jie Luo , Wenjun Wu

We propose Multi Agent Reflective Policy Optimization (MARPO) to alleviate the issue of sample inefficiency in multi agent reinforcement learning. MARPO consists of two key components: a reflection mechanism that leverages subsequent…

Multiagent Systems · Computer Science 2025-12-30 Cuiling Wu , Yaozhong Gan , Junliang Xing , Ying Fu