Research

Research Interests

• Factor Analysis and Dimension Reduction: generalized factor models, sparse factor analysis, and sufficient dimension reduction.
• Model Selection and Cross-Validation: factor number selection, data thinning, and data-driven selection criteria for high-dimensional models.
• Artificial Intelligence and Statistical Machine Learning: transfer learning, representation learning, and statistical modeling to understand and explain phenomena in artificial intelligence.
• Text Analysis and Complex Data: statistical methods for text, count data, and high-dimensional heterogeneous data.
• Biostatistics: statistical modeling and analysis of biological and biomedical data.
• Interdisciplinary Applications: applications of statistics and machine learning in economics, environmental science, and social sciences.

Publications

Statistical Methodology and Machine Learning

• Zhijing Wang, Peirong Xu, Hongyu Zhao, Tao Wang (2026). Data Thinning for Poisson Factor Models and its Applications. Journal of the American Statistical Association, 121(553): 754–767.

• Zhijing Wang (2025). Entrywise Splitting Cross-Validation in Generalized Factor Models: From Sample Splitting to Entrywise Splitting. Biometrics, 81(4): ujaf153.

• Zhijing Wang (2026). Sparse Generalized Factor Models With Weaker Loadings. Scandinavian Journal of Statistics, 53(3): 1230–1248.

• Zhijing Wang, Nengjie Zhu (2026). SMART: A Modular Two-Stage Framework for Structural Representation Attribution. Transactions on Machine Learning Research.

Interdisciplinary Applications

• 王红瑞, 杜新龙, 王煜, 杨亚锋, 王祉静, 郑小康 (2026). 水资源空间均衡调控理论框架与平衡机制. 水资源保护, 42(1): 1–12.

• 王祉静, 王红瑞, 张力, 李一阳 (2025). 基于半参数模型的我国能源结构调整减碳效应研究. 水资源保护, 41(6): 209–216, 250.

• 刘潇璘, 王祉静, 潘仁同 (2024). 谁从“申请—考核”制中受益？——基于家庭资本与能力因素的实证分析. 江苏高教.
  《新华文摘》转载；《人大复印报刊资料》全文转载；年度优秀论文。

• Chenxi Wei, Xuan Wang, Jiajia Fang, Zhijing Wang, Chunhui Li, Qiang Liu, Jingzhi Yu (2023). A New Method for Estimating Multi-source Water Supply Considering Joint Probability Distributions under Uncertainty. Frontiers in Earth Science, 10: 929613.