About Me

Academic Position
Assistant Professor of Statistics –Temple University July 2012 – present,
Department of Statistics, Fox Business School

Assistant Professor of Statistics — University of Florida  Oct. 2011 – June 2012, Department of Statistics, College of Liberal Arts and Sciences

Postdoctoral Research Fellow and Lecturer — Princeton University Sep. 2009 – Oct. 2011, Department of Operations Research and Financial Engineering

Mentor: Professor Jianqing Fan

Education
Ph.D. in Statistics — The Wharton School, University of Pennsylvania  Aug. 2009

Dissertation Supervisors: Professor Lawrence D. Brown and Professor Dylan Small

B.S. in Mathematics — Fudan University, Shanghai, China  Jun. 2004

Publications and Manuscripts

Han, X. and Zhang, S. (2021). Variable Screening under Strictly Continuous Convex Loss with Varying Coefficients for Sparse and Ultrahigh Dimensional Data.

Han, X., Sarkar, S. and Zhang, S. (2021). Large-Scale Multiple Testing for Matrix-Valued Data under Double Dependency. arXiv: 2106.09632

Cai, J., Han, X., Ritov, Y. and Zhao, L.H. (2021). Nonparametric Empirical Bayes Estimation and Testing for Sparse and Heteroscedastic Signals. arXiv: 2106.08881

Heng, S., Zhang, B., Han, X., Lorch, S. and Small, D. (2020). Instrumental Variables: to Strengthen or not to Strengthen? arXiv:1911.09171

Han, X., Fang, E. and Tang, C-Y (2020). Pre-processing with Orthogonal Decompositions for High Dimensional Explanatory Variables. arXiv: 2106.09071

Wang, L., Han, X. and Tong, X. (2021). Skilled Mutual Fund Selection: False Discovery Control under Dependence. Journal of Business and Economic Statistics, in print. arXiv: 2106.08511

Han, X. (2019). Nonparametric Screening under Conditional Strictly Convex Loss for Ultrahigh Dimensional Sparse Data. Annals of Statistics, Vol 47, Number 4, 1995-2022. paper

Fan, J. and Han, X. (2017). Estimation of False Discovery Proportion with Unknown Dependence. Journal of Royal Statistical Society-Series B, Volume 79, 1143-1164. paper

Fugi, I., Brown, L., Han, X. and Zhao, L. (2014). Hunting for Significance: A Bayesian Classifier under a Mixture Loss Function. Journal of Statistical Planning and Inference, 154, 62-71. paper

Fan, J., Han, X. and Gu, W. (2012). Estimating False Discovery Proportion Under Arbitrary Covariance Dependence (with discussion). Journal of American Statistical Association, Theory and Methods, 107(499), 1019-1035. paper

Silver Medal of ICCM Best Paper Award from International Consortium of Chinese Mathematicians (2017): The papers selected from general fields of mathematics published in the past five years in honor of Professor Shing-Tung Yau.

Fan, J., Han, X., Gu, W. (2012). Rejoinder: Estimating False Discovery Proportion under Arbitrary Covariance Dependence. Journal of American Statistical Association, Theory and Methods, 107(499), 1046-1048. paper

Han, X., Small, D., Foster, D. and Patel, V. (2011), The Effect of Winning an Oscar Award on Survival: Correcting for Healthy Performer Survivor Bias with a Rank Preserving Structural Accelerated Failure Time Model. Annals of Applied Statistics, Vol 5, 746-772. paper