Shuo Yu

Multivariate Relations Aggregation Learning in Social Networks

2020

Multivariate relations are general in various types of networks, such as biological networks, social networks, transportation networks, and academic networks. Due to the principle of ternary closures and the trend of group formation, the multivariate …

Fake Reviewer Group Detection in Online Review Systems

2021 · arXiv (Cornell University)

Online review systems are important components in influencing customers' purchase decisions. To manipulate a product's reputation, many stores hire large numbers of people to produce fake reviews to mislead customers. Previous methods tackle this problem …

FUGNN: Harmonizing Fairness and Utility in Graph Neural Networks

2024 · arXiv (Cornell University)

Fairness-aware Graph Neural Networks (GNNs) often face a challenging trade-off, where prioritizing fairness may require compromising utility. In this work, we re-examine fairness through the lens of spectral graph theory, aiming to reconcile fairness and …