2 papers
cs.SI2026
Detecting Fake Reviewer Groups in Dynamic Networks: An Adaptive Graph Learning Method
Jing Zhang, Ke Huang, Yao Zhang +2
The proliferation of fake reviews, often produced by organized groups, undermines consumer trust and fair competition on online platforms. These groups employ sophisticated strateg…
cs.DC2026
SI-ChainFL: Shapley-Incentivized Secure Federated Learning for High-Speed Rail Data Sharing
Mingjie Zhao, Cheng Dai, Fei Chen +4
In high-speed rail (HSR) systems, federated learning (FL) enables cross-departmental flow prediction without sharing raw data. However, existing schemes suffer from two key limitat…