2019

Policy Continuation with Hindsight Inverse Dynamics

Sun, Hao, Li, Zhizhong, Liu, Xiaotong et al.

Understand

Solving goal-oriented tasks is an important but challenging problem in reinforcement learning (RL).

  • For such tasks, the rewards are often sparse, making it difficult to learn a policy effectively.
  • To tackle this difficulty, we propose a new approach called Policy Continuation with Hindsight Inverse Dynamics (PCHID).
  • This approach learns from Hindsight Inverse Dynamics based on Hindsight Experience Replay, enabling the learning process in a self-imitated manner and thus can be trained with supervised learning.

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