Combining meta reinforcement learning with neural plasticity mechanisms for improved AI performance

This research explores the potential of combining Meta Reinforcement Learning (MRL) with Spike-Timing-Dependent Plasticity (STDP) to enhance the performance and adaptability of AI agents in Atari game settings. Our methodology leverages MRL to swiftly adjust agent strategies across a range of games, while STDP fine-tunes synaptic weights based on neuronal spike timings, which in turn improves learning efficiency and decision-making under changing conditions. A series of experiments were conducted with standard Atari games to compare the hybrid MRL-STDP model against baseline models using traditional reinforcement learning techniques like Q-learning and Deep Q-Networks. Various performance metrics, including learning speed, adaptability, and cross-game generalization, were evaluated. The results show that the MRL-STDP approach significantly accelerates the agent's ability to reach competitive performance levels, with a 40% boost in learning efficiency and a 35% increase in adaptability over conventional models.

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Publication Details

Journal
PLoS ONE
Published
2025-05-15
DOI
https://doi.org/10.1371/journal.pone.0320777
Primary Topic
Advanced Memory and Neural Computing
Type
article
Field-Weighted Citation Impact
0.00
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article

Combining meta reinforcement learning with neural plasticity mechanisms for improved AI performance

Zhifei Xu, Liu Liu
PLoS ONE
Advanced Memory and Neural Computing
article

Combining meta reinforcement learning with neural plasticity mechanisms for improved AI performance

Zhifei Xu, Liu Liu
article en

Abstract

This research explores the potential of combining Meta Reinforcement Learning (MRL) with Spike-Timing-Dependent Plasticity (STDP) to enhance the performance and adaptability of AI agents in Atari game settings. Our methodology leverages MRL to swiftly adjust agent strategies across a range of games, while STDP fine-tunes synaptic weights based on neuronal spike timings, which in turn improves learning efficiency and decision-making under changing conditions. A series of experiments were conducted with standard Atari games to compare the hybrid MRL-STDP model against baseline models using traditional reinforcement learning techniques like Q-learning and Deep Q-Networks. Various performance metrics, including learning speed, adaptability, and cross-game generalization, were evaluated. The results show that the MRL-STDP approach significantly accelerates the agent's ability to reach competitive performance levels, with a 40% boost in learning efficiency and a 35% increase in adaptability over conventional models.

PLoS ONEVol. 20(5)
Chinese University of Hong Kong, Shenzhen (CN), Capital University of Economics and Business (CN)
Peace, Justice and strong institutions
Openalex Percentile: Top 91%
Advanced Memory and Neural Computing
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Combining meta reinforcement learning with neural plasticity mechanisms for improved AI performance — Zhifei Xu, Liu Liu · PLoS ONE (2025) | TGRS Research Map | TGRS