Research

Publications and Preprints

• Selecting the Number of Principal Components: Estimation of the True Rank of a Noisy Matrix,

Yunjin Choi, Jonathan Taylor, and Robert Tibshirani, Annals of Statistics (2017).

• An Investigation of Methods for Handling Missing Data with Penalized Regression,

Yunjin Choi and Robert Tibshirani, 2013 (preprint).

Work In Progress

• A Bootstrap Test for Rank Selection in Principal Component Analysis
• Selecting the Number of Clusters in Canonical Correlation Analysis (CCA)/Linear Discriminant Analysis (LDA)
• Adaptive Community Detection via Fused l-1 penalty
• Network Analysis of Public Bike Share in Seoul, South Korea