Dual-Scale Relational Graph Transformers for Ecosystem-Aware Fraud Detection
Account takeover (ATO) fraud is a growing threat to digital banking, requiring effective detection while minimizing friction for legitimate customers. Production systems predominantly rely on tabular models that score sessions in isolation, discarding the relational structure of the underlying interaction network. Alth...
M. Kerdabadi, Xin-Rou Li, Yao Xiao et al.
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