DEPARTMENT OF STATISTICS AND DATA SCIENCE

Department Research

Statistical Methodology

• Statistical Methods for Data Analysis
  • meta-analysis (Hedges, Tipton)
  • model selection (W. Jiang, H. Jiang, Tanner)
  • multiple comparisons (H. Jiang)
  • robust standard errors and inference (Tipton)

• Bayesian and Likelihood Inference
  • Bayesian inference in moment-based models (W. Jiang)
  • computational methods for Bayesian inference (Tanner)
  • higher-order asymptotic theory (Severini)
  • inference based on the Gibbs posterior (W. Jiang, Tanner)
  • likelihood inference (Andrews, Severini)

• Nonparametric and Semiparametric Inference
  • nonparametric likelihood inference (Severini, Wang)
  • mixture-of-experts models (W. Jiang, Tanner)
  • semiparametric regression models (Severini)

• Linear and Nonlinear Time Series Analysis
  • GARCH models (Andrews)
  • models for data with infinite variance (Andrews)
  • models for panels of time series (Samia)
  • rank-based estimation (Andrews)
  • threshold models (Samia)
    
    
• Statistical Machine Learning
  • deep learning and reinforcement learning (H. Liu)
  • deep foundation models with applications in natural language processing, vision and financial time series (H. Liu)
  • optimization and decision making under uncertainty (H. Liu)
  • theoretical foundations of machine learning (H. Liu)

Interdisciplinary Research

• Computational Biology
  • CRISPR-cas9 cleavage efficiency prediction (Wang)
  • DNA bendability prediction (Wang)
  • RNA-seq data analysis (Wang)
  • metagenomics (H. Jiang)
  • microarray data analysis (H. Jiang)
  • nucleosome mapping and positioning prediction (Wang)

• Education, Policy, and Social Science
  • statistics and the law (Zabell)
  • design and analysis of cluster-randomized experiments (Hedges, Tipton)
  • education statistics and program evaluation (Hedges, Tipton) 
  • human rights statistics (Spencer)
  • generalizability of causal findings to policy relevant populations (Tipton)
  • psychology, social psychology, and methods for heterogeneity and replication (Hedges, Tipton)

• Epidemiology, Biology  and Biostatistics
  • statistical ecology (Samia)
  • estimation of species richness and population size (Wang)
  • forensic DNA identification (Zabell)
  • models for infectious diseases (Samia)
    
    
• Evidence Based Social and Health Policy (Hedges, Tipton)
  
  
• Financial Data Analysis
  • graphical statistical arbitrage (H. Liu)
  • scientific technical analysis (H. Liu)
  • financial time series forecasting (H. Liu)
    
    
• History and Philosophical Foundations
  • history and philosophical foundations of probability and statistics (Zabell)