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Improving fraud detection via imbalanced graph structure learning 期刊论文
MACHINE LEARNING, 2023, 页码: 22
作者:  Ren, Lingfei;  Hu, Ruimin;  Liu, Yang;  Li, Dengshi;  Wu, Junhang;  Zang, Yilong;  Hu, Wenyi
收藏  |  浏览/下载:2/0  |  提交时间:2024/05/20
Fraud detection  Graph structure learning  Homophily  Heterophily  
Dynamic graph neural network-based fraud detectors against collaborative fraudsters 期刊论文
KNOWLEDGE-BASED SYSTEMS, 2023, 卷号: 278, 页码: 12
作者:  Ren, Lingfei;  Hu, Ruimin;  Li, Dengshi;  Liu, Yang;  Wu, Junhang;  Zang, Yilong;  Hu, Wenyi
收藏  |  浏览/下载:7/0  |  提交时间:2023/12/04
Telecom fraud detection  Collaborative fraud  Semi -supervised learning  Dynamic graph neural network