Meta-Learning-Based Fault Diagnosis Method for Multi-Rotor Unmanned Aerial Vehicles
编号:68
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更新:2025-06-20 16:40:35 浏览:18次
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摘要
Addressing the critical challenges of scarce fault samples in multi-rotor UAVs operating under complex conditions and diagnostic difficulties from multi-source sensor fusion, this study develops a meta-learning-based framework for few-shot fault diagnosis. Utilizing the RflyMAD dataset from Beihang University's Reliable Flight Control Group, we systematically analyze sensor and actuator fault characteristics. A hierarchical meta-feature extraction network is proposed, integrating temporal feature learning and cross-sensor attention mechanisms. The framework implements three meta-learning approaches: Model-Agnostic Meta-Learning (MAML) for parameter adaptation, Memory-Augmented Neural Networks (MANN) for pattern retrieval, and Prototypical Networks (ProtoNet) for metric-based classification. This methodology provides a novel pathway for handling data-scarce fault diagnosis scenarios, demonstrating the potential to improve diagnostic efficiency while reducing dependency on large-scale fault data.
关键词
Fault diagnosis,Multi-rotor UAV,RflyMAD,Meta-learning,Few-shot learning
稿件作者
Can Guo
National University of Defense Technology
Jingwei Gao
National University of Defense Technology
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