Hidden Variable Models and Their Applications (2003), Ph.D. Dissertation, Department of Statistics, Stanford University (Advisors: Prof. Dembo and Prof. Lai).
Testing Stochastic Processes: Stationarity, Independence, and Ergodicity (2003), Technical Report 2003-23, Department of Statistics, Stanford University.
Concomitant of Multivariate Order Statistics with Application to Judgment Post-stratification (2006), with Wang, X., Stokes, L., and Chen, M., JASA, 101, 1693–1704.
Optimal Trade-off Analysis with Linear Classifiers (2006), with Kim, S.J. et al., ICML-2006, 473–480.
Forming Post-strata via Bayesian Treed Capture-recapture Model (2006), with Wang, X. and Stokes, L., Biometrika, 93, 861–876.
Testing Independent Sparse Heterogeneous Mixtures (2006), SPL, 74, 205–211.
Multi-class Image Segmentation Using Hidden Markov Gauss Mixture Models (2007), with Pyun, K.S. et al., IEEE-TIP, 16, 1902–1911.
A Nonparametric Mean Estimator for Judgment Post-stratified Data (2008), with Wang, X. and Stokes, L., Biometrics, 64, 355–363.
Order Preserving Dimension Reduction to Test the Dominance Between Two High Dimensional Mean Curves with Application to Testing Tidal Volume Curves (2008), with Lee, S.H., Vannucci, M. et al., Biometrics, 64, 931–939.
Estimation of Stochastically Ordered Survival Functions by Geometric Programming (2009), with Kim, S.J. and Wang, X., JCGS, 18(4), 978–994.
Covariance Adjustment in Gaussian Mixture Compressed Domain for Noisy Image Segmentation (2009), with Pyun, K.S. and Gray, R.M., IEEE-TIP, 18, 1385–1394.
Isotonized Estimation of Cumulative Distribution Functions from JPS Data with Empty Strata (2012), with Wang, X. and Wang, K., Biometrics, 68(1), 194–202.
Estimation of Convex ROC Curve: ROC Convex Hull, Conditional, and Unconditional Maximum Likelihood Estimator (2012), with Won, J.-H., Machine Learning, 88(3), 433–444.
Regularizing Sample Estimates of Covariance Matrices by Condition Number (2013), with Won, J.H., Kim, S.J., and Rajaratnam, B., JRSS-B, 75, 427–450.
High-dimensional Fused Lasso Regression Using Majorization-Minimization and Parallel Processing (2013), with Yu, D. et al., To appear in JCGS.
Generalized Isotonized Mean Estimators for Judgment Post-stratification with Multiple Rankers (2015), with Chen, M. et al., To appear in JABES.
Asymptotically Efficient Parameter Estimation in Hidden Markov Spatio-Temporal Random Fields (2015), with Lai, T., To appear in Statistica Sinica.