Model Rollouts
Model rollouts are a core technique in model-based reinforcement learning, aiming to improve policy learning by simulating future interactions using a learned environment model. Current research focuses on addressing challenges like compounding errors in long rollouts, improving rollout accuracy through techniques such as diffusion models and uncertainty-aware adaptation, and optimizing rollout strategies for offline learning scenarios with limited data. These advancements enhance the efficiency and robustness of reinforcement learning algorithms, with implications for various applications including robotics, control systems, and decision-making under uncertainty.
Papers
Long-Horizon Rollout via Dynamics Diffusion for Offline Reinforcement Learning
Hanye Zhao, Xiaoshen Han, Zhengbang Zhu, Minghuan Liu, Yong Yu, Weinan Zhang
Trust the Model Where It Trusts Itself -- Model-Based Actor-Critic with Uncertainty-Aware Rollout Adaption
Bernd Frauenknecht, Artur Eisele, Devdutt Subhasish, Friedrich Solowjow, Sebastian Trimpe