Preprint
Aug 2026
R2M-Bench: Evaluating Revisit Memory via Relative Consistency in Interactive Video World Models
High similarity between first-visit and return frames does not necessarily show that a video world model remembered the scene; the intervening rollout may simply have changed very little. This ambiguity makes absolute revisit scores sensitive to rendering stability, repetitive content, and failed motion. We introduce \...
Qiwen Gu, Bingjie Gao, Rui Chen et al.
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