Papers

Preprints

• Zichun Xu, Daniela Witten, Ali Shojaie (2024). “A unified framework for semiparametrically efficient semi-supervised learning.” Under review. [preprint] (Student Paper Award at JSM Nonparametric Statistics Section, 2025)

• Ronan Perry*, Zichun Xu*, Olivia McGough*, Daniela Witten (2024). “Infer-and-widen versus split-and-condition: two tales of selective inference.” Under review. [preprint]

Publications

• Chang Su, Zichun Xu, Xinning Shan, Biao Cai, Hongyu Zhao, and Jingfei Zhang. “Cell-type-specific co-expression inference from single cell RNA-sequencing data.” Nature Communications (2023). [paper]

• Zichun Xu, and Xiaolei Lin. “Probability-of-decision interval 3+ 3 (POD-i3+ 3) design for phase I dose finding trials with late-onset toxicity.” Statistical Methods in Medical Research (2022). [paper]

(*equal contribution or co-first authors)