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Benchmarking Multi-Agent Deep Reinforcement Learning Algorithms in Cooperative Tasks

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arxiv 2006.07869 v4 pith:ABIRKBBT submitted 2020-06-14 cs.LG cs.AIcs.MAstat.ML

classification cs.LGcs.AIcs.MAstat.ML
keywords learningmulti-agentalgorithmstasksdifferentapproachescooperativedeep
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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 different classes of MARL algorithms (independent learning, centralised multi-agent policy gradient, value decomposition) in a diverse range of cooperative multi-agent learning tasks. Our experiments serve as a reference for the expected performance of algorithms across different learning tasks, and we provide insights regarding the effectiveness of different learning approaches. We open-source EPyMARL, which extends the PyMARL codebase to include additional algorithms and allow for flexible configuration of algorithm implementation details such as parameter sharing. Finally, we open-source two environments for multi-agent research which focus on coordination under sparse rewards.

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Cited by 18 Pith papers

Reviewed papers in the Pith corpus that reference this work. Sorted by Pith novelty score. Full citation record

  1. MARS-RA: Rank Aggregation for Credit Assignment via Multimodal Comparisons in Embodied Multi-Agent Cooperation

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    Credit assignment via LMM pairwise comparisons plus Bradley–Terry rank aggregation and potential-based shaping improves cooperative MARL under sparse rewards and dynamic agent counts.

  2. Contract-Based Compositional Shielding for Safe Multi-Agent Reinforcement Learning

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    Certified local LTL_safe contracts, jointly fixed-point checked and selected by a bandit, recover coordinated safe team policies under decentralised multi-agent RL execution.

  3. Multi-Agent Reinforcement Learning for V2X Resource Allocation: Disentangling MARL Challenges Through Benchmarking

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    Robustness to varied vehicle topologies, not partial observability or coordination, is the dominant obstacle for MARL in C-V2X spectrum sharing.

  4. Transformer World Model for Sample Efficient Multi-Agent Reinforcement Learning

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    A new transformer-based multi-agent world model with teammate prediction and prioritized replay achieves near-optimal performance on cooperative benchmarks in as few as 50,000 environment steps.

  5. Integrating Counterfactual Simulations with Language Models for Explaining Multi-Agent Behaviour

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    AXIS couples an LLM with a multi-agent simulator to produce counterfactual action explanations, and reports higher judged correctness and goal-prediction accuracy than baselines on ten autonomous-driving scenarios.

  6. Enhancing Cooperative Multi-Agent Reinforcement Learning with State Modelling and Adversarial Exploration

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    SMPE2 augments the MAA2C multi-agent actor-critic with per-agent variational state-belief inference, learnable observation filters, and count-based intrinsic exploration, and reports improved performance on MPE, LBF, ...

  7. ColorGrid: A Multi-Agent Non-Stationary Environment for Goal Inference and Assistance

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    A new benchmark shows that IPPO, a standard MARL algorithm, cannot reliably infer a partner's changing goal from its actions alone.

  8. Deterministic Model of Incremental Multi-Agent Boltzmann Q-Learning: Transient Cooperation, Metastability, and Oscillations

    cs.MA 2024-12 conditional novelty 6.0 of 10

    A frequency-aware mean-field model of incremental Boltzmann Q-learning in the Prisoner's Dilemma predicts that apparent stable cooperation is a long metastable transient and that high discount factors induce oscillati...

  9. Multi Agent Reinforcement Learning for Sequential Satellite Assignment Problems

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  10. Multi-Agent System for Cosmological Parameter Analysis

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  11. Explaining Reinforcement Learning Agents via Inductive Logic Programming

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    This paper introduces activation rate, feature coverage, syntactic distance, and semantic distance as objective metrics for logic-rule explanations of RL and multi-agent RL policies.

  12. cMALC-D: Contextual Multi-Agent LLM-Guided Curriculum Learning with Diversity-Based Context Blending

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    cMALC-D uses an LLM to generate training contexts for multi-agent RL and a diversity-blending mechanism to avoid mode collapse, claiming improved generalization on traffic signal control.

  13. Remembering the Markov Property in Cooperative MARL

    cs.LG 2025-07 conditional novelty 5.0 of 10

    Cooperative MARL agents solve many benchmarks with brittle conventions that bypass observations and memory, so the field needs tasks that genuinely require grounded, history-based reasoning.

  14. From General Relation Patterns to Task-Specific Decision-Making in Continual Multi-Agent Coordination

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    RPG uses a relation capturer plus a task-conditioned hypernetwork to reduce catastrophic forgetting and enable zero-shot transfer in continual multi-agent coordination.

  15. PAGNet: Pluggable Adaptive Generative Networks for Information Completion in Multi-Agent Communication

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    PAGNet learns per-agent communication weights and generates global states with a U-Net and GAN discriminator, reporting improved cooperative MARL performance on LBF, Hallway, and SMAC.

  16. HIVEX: A High-Impact Environment Suite for Multi-Agent Research (extended version)

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  17. Communicating Unexpectedness for Out-of-Distribution Multi-Agent Reinforcement Learning

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  18. Feedback Attribution and Representation Geometry: Metrics for Comparing Individual and Shared Rewards in MARL

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    On SMACv2, role geometry in shared-encoder MARL is set by whether unit type is observed, not by individual vs shared reward; reward attribution affects behavior, mainly action diversity.

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