FoX: Formation-aware exploration in multi-agent reinforcement learning
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Abstract (arXiv)
Recently, deep multi-agent reinforcement learning (MARL) has gained significant popularity due to its success in various cooperative multi-agent tasks. However, exploration still remains a challenging problem in MARL due to the partial observability of the agents and the exploration space that can grow exponentially as the number of agents increases. Firstly, in order to address the scalability issue of the exploration space, we define a formation-based equivalence relation on the exploration space and aim to reduce the search space by exploring only meaningful states in different formations. Then, we propose a novel formation-aware exploration (FoX) framework that encourages partially observable agents to visit the states in diverse formations by guiding them to be well aware of their current formation solely based on their own observations. Numerical results show that the proposed FoX framework significantly outperforms the state-of-the-art MARL algorithms on Google Research Football (GRF) and sparse Starcraft II multi-agent challenge (SMAC) tasks.
Key facts. Cited by 9 papers in the map (data through 7 Oct 2026). Builds on 43 of its 57 references that are in the map. First posted on arXiv 22 Aug 2023.
Builds on
43 of 57 references.
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31 more
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Citing papers per year: 2024: 1; 2025: 7; 2026: 1.
9 papers.
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- 2026Retaining Suboptimal Actions to Follow Shifting Optima in Multi-Agent Reinforcement Learning19 Feb 2026
- 2025AOAD-MAT: Transformer-based multi-agent deep reinforcement learning model considering agents' order of action decisions15 Oct 2025
- 2025Self-Supervised Goal-Reaching Results in Multi-Agent Cooperation and Exploration12 Sep 2025
- 2025Strict Subgoal Execution: Reliable Long-Horizon Planning in Hierarchical Reinforcement Learning26 Jun 2025
- 2025Focusing Influence Mechanism for Multi-Agent Reinforcement Learning24 Jun 2025
- 2025Enhancing Sample Efficiency in Multi-Agent RL with Uncertainty Quantification and Selective Exploration3 Jun 2025
- 2025Credit Assignment and Efficient Exploration based on Influence Scope in Multi-agent Reinforcement Learning13 May 2025
- 2025Self-Improving Skill Learning for Robust Skill-based Meta-Reinforcement Learning6 Feb 2025
- 2024Exclusively Penalized Q-learning for Offline Reinforcement Learning23 May 2024