Author

Hong Sun

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Preprint Oct 2026

SheafPrune: Sheaf-Guided Graph Propagation for Visual Token Pruning

Multimodal large language models process the complete visual token sequence, increasing prefill cost even when many tokens are irrelevant to the instruction. Token-wise saliency captures limited inter-token dependence; graph-based selection instead depends on how relations govern importance propagation and ranking. We...

Xiao-Yang Ma, Chi Wang, Hong Sun · 0 citations