2 papers
stat.ME2026
Learning the Optimal Composite Mediator: Closed-Form Solution and Inference
Zihuai He
Understanding how an exposure transmits its effect through high-dimensional intermediaries is a central problem in observational research. We study the problem of finding a composi…
stat.AP2025
Refining Genetic Discoveries of Group Knockoffs via A Feature-level Filter
Jiaqi Gu, Zhaomeng Chen, Zihuai He
Identifying variants that carry substantial information on the trait of interest remains a core topic in genetic studies. In analyzing the EADB-UKBB dataset to identify genetic var…