用强化学习与运动基元实现多机械臂协同避障实时规划
Collaborative motion planning for multi-manipulator systems through Reinforcement Learning and Dynamic Movement Primitives
- 分层融合强化学习与动态运动基元,实现自适应轨迹生成
- 在PyBullet中使用UR5e机械臂验证,成功避免碰撞并实现实时规划
- 适合需要多臂协作的工业自动化场景,如装配与搬运
机器人任务常需多个机械臂协同以提升效率与速度,但会带来协作复杂性、避碰难题以及状态-动作空间扩大的挑战。为此,我们提出一种分层方法,结合强化学习(RL)与动态运动基元(DMP),利用示范库在动态环境中为新任务生成适应性强、实时的轨迹。该方法确保无碰撞轨迹生成与高效协同运动规划。通过在PyBullet仿真环境中的实验,使用UR5e机械臂对方法进行了验证。
原文摘要 · Abstract (English)
Robotic tasks often require multiple manipulators to enhance task efficiency and speed, but this increases complexity in terms of collaboration, collision avoidance, and the expanded state-action space. To address these challenges, we propose a multi-level approach combining Reinforcement Learning (RL) and Dynamic Movement Primitives (DMP) to generate adaptive, real-time trajectories for new tasks in dynamic environments using a demonstration library. This method ensures collision-free trajectory generation and efficient collaborative motion planning. We validate the approach through experiments in the PyBullet simulation environment with UR5e robotic manipulators.
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