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Hierarchical Diffusion Policy for Kinematics-Aware Multi-Task Robotic Manipulation
March 7, 2024, 5:42 a.m. | Xiao Ma, Sumit Patidar, Iain Haughton, Stephen James
cs.LG updates on arXiv.org arxiv.org
Abstract: This paper introduces Hierarchical Diffusion Policy (HDP), a hierarchical agent for multi-task robotic manipulation. HDP factorises a manipulation policy into a hierarchical structure: a high-level task-planning agent which predicts a distant next-best end-effector pose (NBP), and a low-level goal-conditioned diffusion policy which generates optimal motion trajectories. The factorised policy representation allows HDP to tackle both long-horizon task planning while generating fine-grained low-level actions. To generate context-aware motion trajectories while satisfying robot kinematics constraints, we present …
abstract agent arxiv cs.ai cs.cv cs.lg cs.ro diffusion hierarchical low manipulation next paper planning policy robotic robotic manipulation type
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