Author

Yangfan Hu

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Open access 2026

Beyond Simple Aggregation: Decoupling Frequency-Aware Representation Learning and Gradient Boosting for Graph Anomaly Detection

Results show that supervised GAD can be cast as a coordinated process of structural knowledge encoding, adaptive frequency enhancement, and discriminative knowledge learning, and improves AUPRC over the strong baseline built from XGBoost and fixed neighborhood aggregation.

Yangfan Hu, Tingli Yan · IEEE Access · 0 citations