activity
20202023
most citedModeling Users' Behavior Sequences with Hierarchical Explainable Network for Cross-domain Fraud Detection

71 citations · 90 across the 6 of their papers we have counts for

collaborators

6 papers

cs.CV2023★ 13 cited

Solving Inverse Problems with Latent Diffusion Models via Hard Data Consistency

Bowen Song, Soo Min Kwon, Zecheng Zhang +3

Diffusion models have recently emerged as powerful generative priors for solving inverse problems. However, training diffusion models in the pixel space are both data-intensive and…

cs.LG2023

SAD: Semi-Supervised Anomaly Detection on Dynamic Graphs

Sheng Tian, Jihai Dong, Jintang Li +7

Anomaly detection aims to distinguish abnormal instances that deviate significantly from the majority of benign ones. As instances that appear in the real world are naturally conne…

cs.LG2022★ 71 cited

Modeling Users' Behavior Sequences with Hierarchical Explainable Network for Cross-domain Fraud Detection

Yongchun Zhu, Dongbo Xi, Bowen Song +4

With the explosive growth of the e-commerce industry, detecting online transaction fraud in real-world applications has become increasingly important to the development of e-commer…

cs.LG2021★ 2 cited

Neural Hierarchical Factorization Machines for User's Event Sequence Analysis

Dongbo Xi, Fuzhen Zhuang, Bowen Song +6

Many prediction tasks of real-world applications need to model multi-order feature interactions in user's event sequence for better detection performance. However, existing popular…

cs.LG2020★ 4 cited

Modeling the Field Value Variations and Field Interactions Simultaneously for Fraud Detection

Dongbo Xi, Bowen Song, Fuzhen Zhuang +5

With the explosive growth of e-commerce, online transaction fraud has become one of the biggest challenges for e-commerce platforms. The historical behaviors of users provide rich…

cs.LG2020

Adapted tree boosting for Transfer Learning

Wenjing Fang, Chaochao Chen, Bowen Song +3

Secure online transaction is an essential task for e-commerce platforms. Alipay, one of the world's leading cashless payment platform, provides the payment service to both merchant…