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Junhua Shi

3 accepted papers

2026

SA²GFM: Enhancing Robust Graph Foundation Models with Structure-Aware Semantic Augmentation

AAAI 2026technical

While Graph Foundation Models (GFMs) have achieved notable progress across diverse tasks recently, their robustness under domain noise, structural perturbations, and adversarial attacks remains largely underexplored. A core limitation lies in inadequate modeling of hierarchical structural semantics,

Cited by 0SourcePDFScholar
2025

GRAVER: Generative Graph Vocabularies for Robust Graph Foundation Models Fine-tuning

NeurIPS 2025poster

Inspired by the remarkable success of foundation models in language and vision, Graph Foundation Models (GFMs) hold significant promise for broad applicability across diverse graph tasks and domains. However, existing GFMs struggle with unstable few-shot fine-tuning, where both performance and adapt…

Cited by 0SourceScholar
2025

How Much Can Transfer? BRIDGE: Bounded Multi-Domain Graph Foundation Model with Generalization Guarantees

ICML 2025poster

Graph Foundation Models hold significant potential for advancing multi-domain graph learning, yet their full capabilities remain largely untapped. Existing works show promising task performance with the “pretrain-then-prompt” paradigm, which lacks theoretical foundations to understand why it works a…

Cited by 0SourcePDFScholar