Author

Haoyu Zuo

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Preprint Aug 2026

AnchorFold: A Focus-Then-Fold Framework via Recursive Attention Propagation for Efficient Multi-Vector Visual Document Retrieval

This work introduces AnchorFold, a training-free focus-then-fold framework for document-side index compression, which consistently outperforms all evaluated training-free baselines at $\gamma \leq 0.20$.

Haoyu Zuo, Yibo Yan, Xin Zou et al. · 1 citation