Publications

• Nested Case-Control Sampling without Replacement, Lifetime Data Analysis, 2024, 30 (4) 776-799. (with Yei Eun Shin).

• Confidence Bands for Survival Curves from Outcome-Dependent Stratified Samples, Scandinavian Journal of Statistics, 2024, 51 (3) 1086-1102. (with Peter Nandori).

• Discussion, Calcutta Statistical Association Bulletin, 2023, 75 (1) 38-42. 

• Semiparametric Inference for Merged Data from Multiple Data Sources. Journal of Statistical Planning and Inference, 2022, 216 1-14.

• Parametric Bootstrap Confidence Intervals for the Multivariate Fay-Herriot Model. Journal of Survey Statistics and Methodology, 2022, 10 (1) 115 - 130. (with Shonosuke Sugasawa and Partha Lahiri).

• Nonparametric Inference for Distribution Functions with Stratified Samples. Journal of Statistical Planning and Inference, 2021, 215 356-367.

• Detecting Survival-associated Biomarkers from Heterogeneous Populations. Scientific Reports, 2021, 11(1) 1-12. (with Zhiwei Zhao, Hongjie Ke, Zhenyao Ye, Zhongying Xu, Shuo Chen, and Tianzhou Ma)

• Mann-Whitney Test with Stratified Samples. Stat, 2021, 10: e321.

• Variable Selection for Threshold Regression with Applications to HIV Drug Adherence. Statistics in Biosciences, 2020, 12(3) 376-398. (with Tianzhou Ma, Gang Li, Ying Qing Chen, Mei-Ling Ting Lee).

• Confidence Bands for a Distribution Function with Merged Data from Multiple Sources. Statistics in Transition New Series, 2020, 21(4) 151-165.

• Large Sample Theory for Merged Data from Multiple Sources. Electronic supplement. Annals of Statistics, 2019, 47(3) 1585-1615.

• Joint Estimation of Precision Matrices in Heterogeneous Populations. Electronic Journal of Statistics, 2016, 10(1) 1341-1392. (with Ali Shojaie)

• Variance Estimation under Two-phase Sampling. Electronic supplement. Scandinavian Journal of Statistics, 2015, 42 (4) 1078-1091.

• Hypothesis Testing for an Extended Cox Model with Time-varying Coefficients. Biometrics, 2014, 70(3) 619-628. (with Chongzhi Di and Ying Qing Chen).

• A Comparative Study of Computational Methods for Reconstructing Genetic Networks of Cancer-Related Pathways. Cancer Informatics, 13 (Suppl. 2) 55-66. (with Nafiseh Sedaghat, Timothy Randolph, Ali Shojaie)

• Weighted Likelihood Estimation under Two-phase Sampling. Electronic supplement. Annals of Statistics, 2013, 41 (1) 269-295. (with Jon A. Wellner).

• osDesign: An R package for the Analysis, Evaluation, and Design of Two-phase and Case-control Studies. Journal of Statistical Software, 2011, 43 (11). (with Sebastien Haneuse and Thomas Lumley).

• The Trace-minimal Graph with 2v Vertices and and Regularity v+1. Discrete Mathematics, 2008, 308 (18) 4298-4303

Software:

• R package: osDesign (formerly tpsDesign)