Quantifying Regional Variation in Ivermectin Use During the Pandemic using Regularized Synthetic Controls
Journal of the Royal Statistical Society Series A, 2026.
Research Publications
Empirical Bayes Predictive Density Estimation under Covariate Shift in Large Imbalanced Linear Mixed Models
arXiv:2603.27984 [stat.ME]
Using Penalized Synthetic Controls on Truncated data: A Case Study on Effect of Marijuana Legalization on Physicians’ Payments by Opioid Manufacturers
Journal of American Statistical Association, 2025.
Robust empirical Bayes prediction using D-BETEL: Discussion of Robust Probabilistic Inference via a Constrained Transport Metric
Bayesian Analysis, 2026.
Empirical Bayes estimation with side information: A nonparametric integrative Tweedie approach
forthcoming in Statistica Sinica, 2025.
Neural Architectures for Amortized Bayesian Inference: Statistical Foundations and Empirical Assessments
Statistics and Applications, 2026, arXiv:2601.07944.
Modeling Wallet-Level Behavioral Shifts Post-FTX Collapse: An XAI-Driven GLM Study on Ethereum Transactions
IEEE International Conference on Artificial Intelligence x Business (AxIB), 2025.
Bootstrapped Edge Count Tests for Nonparametric Two-Sample Inference Under Heterogeneity
Journal of Computational and Graphical Statistics, 2024.
Predictive Inference in Linear Mixed Model
Accepted in Indian Journal of Pure and Applied Mathematics, 2025.
Structured Dynamic Pricing: Optimal Regret in a Global Shrinkage Model
Journal of Machine Learning Research, 2024.
A scalable path algorithm for clusterwise messaging component analysis in digital communications
accepted in Annals of Applied Statistics, 2026.
Structure-Adaptive Transfer Learning for Sparse Estimation
Submitted, 2026.
Generative AI for Data Science 101: Coding Without Learning To Code
Journal of Statistics and Data Science Education, 2024.
Embracing AI in Business Education: A Case Study of USC Marshall School of Business
SSRN Working Paper.
Nonparametric Empirical Bayes Estimation on Heterogeneous Data
under revision.
Semi-Supervised Learning of Noisy Mixture of Experts Models
A Backfitting based MCEM Algorithm for Scalable Estimation in Multinomial Probit Model with Multilayer Network Linkages
Submitted, 2024.
A Crossed Random Effects Joint Modeling Framework for Improved Prediction of Player Responses in Massively Multiplayer Online Role Playing Games
Annals of Applied Statistics, 2023.
On Minimax Optimality of Sparse Bayes Predictive Density Estimates
Annals of Statistics, 2022, Vol. 50, No. 1, 81-106.
Estimating Promotion Effectiveness in Email Marketing: A high-dimensional Bayesian Joint Model for Nested Imbalanced Data
Annals of Applied Statistics, 2023.
Improved Retention Analysis in Freemium Role-Playing Games by Jointly Modeling Players’ Motivation, Progression and Churn
Journal of Royal Statistical Society, Series A 2022, 185:102–133.
Spatially Adaptive False Discovery Rate Thresholding for Sparse Estimation
Submitted to Communications in Statistics.
On Discrete Priors and Sparse Minimax Optimal Predictive Densities
Electronic Journal of Statistics, 2021, Vol. 15, No. 1, 1636-1660.
Optimal Shrinkage Estimation of Predictive Densities under alpha–divergences
Bayesian Analysis, 2021, 16, Number 4, pp. 1139-1155.
A General Framework for Empirical Bayes Estimation in the Discrete Linear Exponential Family
Journal of Machine Learning Research, 2021. R-code: NPEB
Large-Scale Shrinkage Estimation under Markovian Dependence
Book Chapter in IISA Series on Statistics and Data Science, 2021.
Improved Shrinkage Prediction under a Spiked Covariance Structure
Journal of Machine Learning Research, 2021, 22(180):1-40. R-Package: CASP
Adaptive Sparse Estimation with Side Information
Journal of American Statistical Association, 2020. R-Package: ASUS
The Use of Single Cell Mass Cytometry to Define the Molecular Mechanisms of Varicella-Zoster Virus Lymphotropism
Frontiers in Microbiology, Vol 11, 2020.
A nearest-neighbor based nonparametric test for viral remodeling in heterogeneous single-cell proteomic data
Annals of Applied Statistics, 2020; R-package: TRUH.
HIV efficiently infects T cells from the endometrium and remodels them to promote systemic viral spread
eLife, 9 (2020): e55487. (in collaboration with Roan Lab, UCSF).
New and Evolving Roles of Shrinkage in Large-Scale Prediction and Inference
BIRS Workshop Report, 2019.
A Large-scale Constrained Joint Modeling Approach For Predicting User Activity, Engagement And Churn With Application To Freemium Mobile Games
Journal of American Statistical Association, 2019. Matlab toolbox: click here
Empirical Bayes Estimates for a 2-Way Cross-Classified Additive Model
Annals of Statistics, Vol 46, No 4 (2018), 1693-1720.
Mass cytometric analysis of HIV entry, replication, and remodeling in tissue CD4+ T cells
Cell Reports, 20(4), 984–998 (2017). (in collaboration with Roan Lab, UCSF).
Feature Screening in Large Scale Cluster Analysis
Journal of Multivariate Analysis, 2017. R-Code: COSCI Algorithm; Also, See R-package: fusionclust
Convex clustering via L1 fusion penalization
Journal of the Royal Statistical Society: Series B; 2017. R-Code: click here; Also, See R-package: fusionclust
Book review of Robust Methods for Data Reduction by A. Farcomeni and L. Greco
Journal of the American Statistical Association, 917, Vol 111, 2016.
Single Cell Mass Cytometry Reveals Remodeling of Human T Cell Phenotypes by Varicella Zoster Virus
Methods, 2015.
Exact minimax estimation of the predictive density in sparse Gaussian models
Annals of Statistics, 2015. R-Code: click here.
The rotavirus NSP1 protein inhibits IFN-mediated STAT1 activation
Journal of Virology, 2014; With Greenberg lab of Stanford Medical School
Single Cell Analysis of the Remodeling of Human Tonsil T Cells by Varicella-Zoster Virus
Cell Reports, 2014; With Arvin lab of Stanford Medical School.
Early pregnancy testosterone after ovarian stimulation and pregnancy outcome
Fertility and Sterility, 2011 (in collaboration with Stanford Children Hospital).
First Trimester Testosterone After Ovarian Stimulation and Its Effect on Pregnancy Outcomes
Fertility and Sterility, 2011 (in collaboration with Stanford Children Hospital).
Innate immune response to homologous rotavirus infection in the small intestinal villous epithelium at single-cell resolution
Proceedings of the National Academy of Sciences, 2012; With Greenberg lab of Stanford Medical School.
Sparsity and Shrinkage in Predictive Density Estimation
Adviser: Johnstone IM. Committee: Diaconis P, Donoho DL; Stanford University, 2013.