Author

Xiang Xu

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#machine learning Jun 2026

Fast LeWorldModel

Fast LeWorldModel (Fast-LeWM), a fast latent world model that replaces repeated local rollout with action-prefix prediction, improves average success over LeWM while substantially reducing planning time, achieving lower open-loop latent loss whose growth becomes significantly slower as the rollout horizon increases.

Yuntian Gao, Xiang Xu · arXiv.org · 15 citations · ⚡4