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Deep deterministic policy gradient-model-agnostic meta-learning framework: Efficient adaptation in continuous control tasks

delete2025-06-01
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OA
AI
E
Ebrahim Hamid Sumiea *
S
Said Jadid Abdulkadir
H
Hitham Alhussian
S
Safwan Mahmood Al-Selwi
A
Alawi Alqushaibi
M
Mohammed Gamal Ragab
A
Abdul Muiz Fayyaz
DOI:10.1016/j.rineng.2025.105139delete
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摘要

摘要

En 中文
深度强化学习(DRL)在连续控制任务中表现出卓越的性能。然而,在多种环境中进行广泛训练通常需要大量的训练。本文提出了一种Meta-DDPG-MAML方法,该方法结合了深度确定性策略梯度(DDPG)方法与模型无关元学习(MAML),以增强适应性和效率。通过将元学习原理融入DDPG的演员-评论家架构,所提出的方法能够利用最少数据实现快速适应。在基准环境LunarLanderContinuous-v2、BipedalWalker-v3和Pendulum-v1中的实验结果表明,Meta-DDPG-MAML在多项性能指标上持续优于DDPG。在LunarLander中,其最大回报接近200,有效将DDPG的性能提升一倍,同时稳定了回合时长。在BipedalWalker中,到第5000个回合时其回报超过250,而DDPG则停滞在300以下。在Pendulum中,两种方法均稳定在-200左右。然而,Meta-DDPG-MAML框架的评论家损失更为一致,平均为-52.5,而DDPG的评论家损失存在波动。在所有任务中,Meta-DDPG-MAML实现了更优的回合回报稳定性,保持了更高的评论家损失一致性,并在变化条件下提升了策略鲁棒性。此外,Meta-DDPG-MAML在复杂环境中将收敛速度提高了30%-50%,同时将回报提升20%-40%,从而凸显了其效率和适应性。该框架突出了将MAML整合到DRL方法中以应用于需要快速学习和稳健性能的实际场景的潜力。本研究通过实现快速适应和稳健性能,显著增强了DRL在实际连续控制任务中的实用价值。
Keyword:
Deep deterministic policy gradient
Deep reinforcement learning
Model-agnostic meta-learning
Continuous control tasks
Hyperparameters
Optimization

期刊

Results in Engineering 封面图
Results in Engineering
IF:
7.9
论文数:
1.2W
被引数:
1.7W

机构

U
Univ Teknol PETRONAS
学者数:
235
论文数: 118
被引数: 45
引用论文

引用论文

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