arXiv AI By Leyan Li, Rennong Yang, Zhenxing Zhang, Liping Hu

X-LogSMask: Expand Transformer for Graph-Structured Data

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arXiv:2607. 01553v1 Announce Type: cross Abstract: Transformers have become general-purpose architectures, but their all-to-all self-attention is poorly matched to graph data, whose interactions are sparse, structured and multi-scale.

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Capacity-Controlled Global Attention for Graph Transformers

arXiv:2604. 17324v2 Announce Type: replace-cross Abstract: Global self-attention drives modern graph transformers, yet the softmax at its core imposes a structural constraint rarely examined directly: every attention row is non-negative and sums to one, so each per-head output is a mass-conserving convex combination of value vectors.

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A Survey of Graph Transformers: Architectures, Theories and Applications

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