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DataFunTalk

Feb 22, 2022 · Artificial Intelligence

Real‑Time Graph Neural Network for Payment Fraud Detection at eBay

This article describes how eBay applies graph neural networks to real‑time payment fraud detection, covering the anti‑fraud scenario, limitations of traditional GBDT pipelines, challenges of constructing and serving dynamic heterogeneous graphs, the end‑to‑end solution with directed slice graphs and a Lambda‑style architecture, and experimental results comparing GNN with LightGBM.

Graph Neural NetworksMachine Learninge-commerce

0 likes · 15 min read

Real‑Time Graph Neural Network for Payment Fraud Detection at eBay

DataFunSummit

Feb 15, 2022 · Artificial Intelligence

Real-time Fraud Detection in E-commerce Payments Using Graph Neural Networks

This article presents an end‑to‑end solution that leverages graph neural networks and dynamic bipartite graph construction to detect payment fraud in eBay's e‑commerce platform in real time, addressing traditional model limitations, graph latency challenges, and demonstrating superior performance over GBDT approaches.

Graph Neural NetworksMachine LearningReal-time

0 likes · 15 min read

Real-time Fraud Detection in E-commerce Payments Using Graph Neural Networks

DataFunSummit

Sep 6, 2021 · Artificial Intelligence

Graph Neural Network‑Based Payment Fraud Detection at eBay

This article explains how eBay uses graph neural networks and a heterogeneous‑graph fraud detection framework (xFraud) to improve payment risk assessment, overcome the limitations of traditional machine‑learning models, and effectively identify both individual and organized fraud in a large‑scale e‑commerce environment.

Dynamic GraphGraph Neural NetworksMachine Learning

0 likes · 15 min read

Graph Neural Network‑Based Payment Fraud Detection at eBay