The Gradient Convergence Bound of Federated Multi-Agent Reinforcement Learning with Efficient Communication
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Abstract (arXiv)
The paper considers independent reinforcement learning (IRL) for multi-agent collaborative decision-making in the paradigm of federated learning (FL). However, FL generates excessive communication overheads between agents and a remote central server, especially when it involves a large number of agents or iterations. Besides, due to the heterogeneity of independent learning environments, multiple agents may undergo asynchronous Markov decision processes (MDPs), which will affect the training samples and the model's convergence performance. On top of the variation-aware periodic averaging (VPA) method and the policy-based deep reinforcement learning (DRL) algorithm (i.e., proximal policy optimization (PPO)), this paper proposes two advanced optimization schemes orienting to stochastic gradient descent (SGD): 1) A decay-based scheme gradually decays the weights of a model's local gradients with the progress of successive local updates, and 2) By representing the agents as a graph, a consensus-based scheme studies the impact of exchanging a model's local gradients among nearby agents from an algebraic connectivity perspective. This paper also provides novel convergence guarantees for both developed schemes, and demonstrates their superior effectiveness and efficiency in improving the system's utility value through theoretical analyses and simulation results.
Key facts. Cited by 5 papers in the map (data through 7 Oct 2026). Builds on 41 of its 90 references that are in the map. First posted on arXiv 24 Mar 2021.
Builds on
41 of 90 references.
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29 more
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Citing papers per year: 2022: 1; 2023: 1; 2024: 0; 2025: 3.
5 papers.
- 2022FedKL: Tackling Data Heterogeneity in Federated Reinforcement Learning by Penalizing KL Divergencecited by 29
- 2025Tool-Aided Evolutionary LLM for Generative Policy Toward Efficient Resource Management in Wireless Federated Learningcited by 2
- 2025Robust and Efficient Communication in Multi-Agent Reinforcement Learningcited by 2
- 2025Provable Performance Bounds for Digital Twin-driven Deep Reinforcement Learning in Wireless Networks: A Novel Digital-Twin Bisimulation Metriccited by 1
- 2023Over-the-air Federated Policy Gradientcited by 0
- 2025Robust and Efficient Communication in Multi-Agent Reinforcement Learning14 Nov 2025
- 2025Tool-Aided Evolutionary LLM for Generative Policy Toward Efficient Resource Management in Wireless Federated Learning16 May 2025
- 2025Provable Performance Bounds for Digital Twin-driven Deep Reinforcement Learning in Wireless Networks: A Novel Digital-Twin Bisimulation Metric25 Feb 2025
- 2023Over-the-air Federated Policy Gradient25 Oct 2023
- 2022FedKL: Tackling Data Heterogeneity in Federated Reinforcement Learning by Penalizing KL Divergence18 Apr 2022