FinanceRelational anomaly classification over a heterogeneous temporal transaction graphresearch-stage proposal validated experimentally on the ieee-cis fraud detection dataset; not evidenced as production deployed in the source.

Heterogeneous graph neural network for credit card fraud detection

The system treats card activity like a network of people, merchants, and purchases, then looks for suspicious patterns in how they are connected over time.

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Part of Application

Graph-Based Transaction Fraud Detection

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Source

https://arxiv.org/abs/2504.08183