小型飛行船ロボットの倒立姿勢に対するロバスト制御方策の学習
Learning Robust Control Policies for Inverted Pose on Miniature Blimp Robots
小型飛行船ロボットの倒立姿勢を実現・維持するため、高忠実度シミュレーションと改良TD3・ドメインランダム化でロバストな制御方策を学習し、sim-to-realマッピング層で実機展開を可能にした。
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著者: Yuanlin Yang, Lin Hong, Fumin Zhang
分類: cs.RO
原文アブストラクト
The ability to achieve and maintain inverted poses is essential for unlocking the full agility of miniature blimp robots (MBRs). However, developing reliable inverted control strategies for MBRs remains challenging due to their complex and underactuated dynamics. To address this challenge, we propose a novel framework that enables robust control policy learning for inverted pose on MBRs. The proposed framework consists of three core stages. First, a high-fidelity three-dimensional (3D) simulation environment is constructed and calibrated using real-world MBR motion data. Second, a robust inverted control policy is trained in simulation using a modified Twin Delayed Deep Deterministic Policy Gradient (TD3) algorithm combined with a domain randomization strategy. Third, a mapping layer is designed to bridge the sim-to-real gap and facilitate real-world deployment of the learned policy. Comprehensive evaluations in the simulation environment demonstrate that the learned policy achieves a higher success rate compared to the energy-shaping controller. Furthermore, experimental results confirm that the learned policy with a mapping layer enables an MBR to achieve and maintain a fully inverted pose in real-world settings.
