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Chulei Xiang

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#graph neural networks Oct 2026

Heterophily‐Aware Motif‐Guided Contrastive Learning for Robust Social Recommendation

ABSTRACT The homophily principle serves as the core foundation of graph neural network (GNN) based social recommendation, which assumes socially connected users share similar preferences and enables neighbourhood aggregation for user representation learning. Most existing methods directly aggregate information from ori...

Yinghe Wang, Yuan-Kun Xu, Chulei Xiang · Expert Systems · 0 citations