Xiaopu Wang | Pennsylvania State University

Biography

I am a Ph.D. student in Statistics at Pennsylvania State University. I received my M.S. in Statistics from the University of Science and Technology of China in 2024 and my B.S. in Mathematics from Nankai University in 2021.

My research focuses on statistical machine learning, trustworthy AI, and biomedical data science, with particular interests in large language model watermarking and longitudinal health data.

Publications

Beyond Heuristic Tuning: Power-Calibrated LLM Watermarking

Xiaopu Wang, Zelin He, Chengyuan Liu, Runze Li

International Conference on Machine Learning (ICML), 2026.

PDF arXiv First author

ByteMark: A Unified Byte-Level Watermark for Detection Across Language Models

Xiaopu Wang, Runze Li

Submitted to International Conference on Learning Representations (ICLR), 2027.

First author

UKB-MDRMF: A Multi-Disease Risk and Multimorbidity Framework Based on UK Biobank Data

Yuan Jiang*, Bing Zhao*, Xiaopu Wang*, Bo Tang*, et al. (*Co-first authors)

Nature Communications, 2025.

DOI Co-first author

Copy Number Variation Detection Based on Constraint Least Squares

Xiaopu Wang, Xueqin Wang, Aijun Zhang, Canhong Wen

Statistics and Its Interface, 17(1):27-37, 2024.

DOI First author

CATI: A Medical Context-Enhanced Framework for Diagnosis Code Assignment in the UK Biobank Study

Yue Shen, Jie Wang, ..., Xiaopu Wang, et al.

Artificial Intelligence in Medicine, 2025.

DOI