Hierarchical Policy Learning

Hierarchical policy learning aims to solve complex tasks by breaking them down into simpler sub-tasks, managed by a hierarchy of policies. Current research focuses on improving subgoal reachability through bidirectional information sharing between policy levels, employing various architectures like options frameworks and model predictive control, and addressing challenges such as hallucination in vision-language models and efficient learning from limited data in offline settings. This approach enhances the robustness, efficiency, and generalizability of reinforcement learning agents, with significant implications for robotics, autonomous systems, and other domains requiring complex sequential decision-making.

Papers