2 citations · 2 across the 2 of their papers we have counts for
2 papers
cs.SI2023
Crowdsourcing Fraud Detection over Heterogeneous Temporal MMMA Graph
Zequan Xu, Qihang Sun, Shaofeng Hu +2
The rise of the click farm business using Multi-purpose Messaging Mobile Apps (MMMAs) tempts cybercriminals to perpetrate crowdsourcing frauds that cause financial losses to click…
cs.SI2022★ 2 cited
Self-supervised Graph Representation Learning for Black Market Account Detection
Zequan Xu, Lianyun Li, Hui Li +3
Nowadays, Multi-purpose Messaging Mobile App (MMMA) has become increasingly prevalent. MMMAs attract fraudsters and some cybercriminals provide support for frauds via black market…