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Xinglong Chang

2 accepted papers

2025

Dynamic Neighborhood Modeling via Node-Subgraph Contrastive Learning for Graph-Based Fraud Detection

AAAI 2025technical

Fraud detection that aims to discern frauds from the majority of benigns has become an increasingly prominent research field. Recently, Graph Neural Networks (GNNs) have been widely applied in graph-based fraud detection due to their outstanding data analysis and mining capabilities. However, owing…

Cited by 0SourcePDFScholar
2025

Feature-Structure Adaptive Completion Graph Neural Network for Cold-start Recommendation

AAAI 2025technical

The cold-start recommendation has been challenging due to the limited historical interactions for new users and new items. Recently, methods based on meta-learning and graph neural networks have been effective in this problem. However, these methods mainly focus on the missing user-item interactions…

Cited by 0SourcePDFScholar