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Mitigating Over-squashing without Rewiring: A Sheaf Effective Resistance Perspective

arXiv:2610.04157v1 Announce Type: new Abstract: Graph Neural Networks (GNNs) often struggle to capture long-range dependencies due to over-squashing -- a phenomenon in which the repeated compression of node embeddings into finite-size messages causes representations to collapse. Over-squashing is m…

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  1. 2026-10-06 04:00 · arXiv stat.ML
    Mitigating Over-squashing without Rewiring: A Sheaf Effective Resistance Perspective

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