Memory-efficient Reinforcement Learning with Value-based Knowledge Consolidation
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Abstract (arXiv)
Artificial neural networks are promising for general function approximation but challenging to train on non-independent or non-identically distributed data due to catastrophic forgetting. The experience replay buffer, a standard component in deep reinforcement learning, is often used to reduce forgetting and improve sample efficiency by storing experiences in a large buffer and using them for training later. However, a large replay buffer results in a heavy memory burden, especially for onboard and edge devices with limited memory capacities. We propose memory-efficient reinforcement learning algorithms based on the deep Q-network algorithm to alleviate this problem. Our algorithms reduce forgetting and maintain high sample efficiency by consolidating knowledge from the target Q-network to the current Q-network. Compared to baseline methods, our algorithms achieve comparable or better performance in both feature-based and image-based tasks while easing the burden of large experience replay buffers.
Key facts. Cited by 9 papers in the map (data through 14 Oct 2026). Builds on 56 of its 79 references that are in the map. First posted on arXiv 22 May 2022.
Builds on
56 of 79 references.
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38 more
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50 most cited of 56 All 56 (JSON)
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Citing papers per year: 2023: 2; 2024: 4; 2025: 2; 2026: 1.
9 papers.
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- 2024Deep Policy Gradient Methods Without Batch Updates, Target Networks, or Replay Bufferscited by 18
- 2024Improving Deep Reinforcement Learning by Reducing the Chain Effect of Value and Policy Churncited by 17
- 2023Elephant Neural Networks: Born to Be a Continual Learnercited by 10
- 2023Online Reinforcement Learning in Non-Stationary Context-Driven Environmentscited by 6
- 2025LiBOG: Lifelong Learning for Black-Box Optimizer Generationcited by 3
- 2025Efficient Reinforcement Learning by Reducing Forgetting with Elephant Activation Functionscited by 0
- 2026Endpoint Replay: Compressing the Recency Buffer in Deep Reinforcement Learningcited by 0
- 2026Endpoint Replay: Compressing the Recency Buffer in Deep Reinforcement Learning27 Jul 2026
- 2025Efficient Reinforcement Learning by Reducing Forgetting with Elephant Activation Functions23 Sep 2025
- 2025LiBOG: Lifelong Learning for Black-Box Optimizer Generation19 May 2025
- 2024Deep Policy Gradient Methods Without Batch Updates, Target Networks, or Replay Buffers22 Nov 2024
- 2024Improving Deep Reinforcement Learning by Reducing the Chain Effect of Value and Policy Churn7 Sep 2024
- 2024Weight Clipping for Deep Continual and Reinforcement Learning1 Jul 2024
- 2024Addressing Loss of Plasticity and Catastrophic Forgetting in Continual Learning31 Mar 2024
- 2023Elephant Neural Networks: Born to Be a Continual Learner2 Oct 2023
- 2023Online Reinforcement Learning in Non-Stationary Context-Driven Environments4 Feb 2023