Search Results for author: Mo Cheng

Found 2 papers, 1 papers with code

Modelling graph dynamics in fraud detection with "Attention"

1 code implementation22 Apr 2022 Susie Xi Rao, Clémence Lanfranchi, Shuai Zhang, Zhichao Han, Zitao Zhang, Wei Min, Mo Cheng, Yinan Shan, Yang Zhao, Ce Zhang

At online retail platforms, detecting fraudulent accounts and transactions is crucial to improve customer experience, minimize loss, and avoid unauthorized transactions.

Fraud Detection

Suspicious Massive Registration Detection via Dynamic Heterogeneous Graph Neural Networks

no code implementations20 Dec 2020 Susie Xi Rao, Shuai Zhang, Zhichao Han, Zitao Zhang, Wei Min, Mo Cheng, Yinan Shan, Yang Zhao, Ce Zhang

Massive account registration has raised concerns on risk management in e-commerce companies, especially when registration increases rapidly within a short time frame.

Management

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