Sparse principal component analysis by choice of norm. - Xin Qi 014; Ruiyan Luo; Hongyu Zhao 003 (J. Multivar. Anal., 2013)

Sparse wavelet regression with multiple predictive curves. - Ruiyan Luo; Xin Qi 014 (J. Multivar. Anal., 2015)

Signal extraction approach for sparse multivariate response regression. - Ruiyan Luo; Xin Qi 014 (J. Multivar. Anal., 2017)

Function-on-function regression with thousands of predictive curves. - Xin Qi 014; Ruiyan Luo (J. Multivar. Anal., 2018)

Functional Regression for Densely Observed Data With Novel Regularization. - Ruiyan Luo; Xin Qi 014 (J. Comput. Graph. Stat., 2021)

An ensemble n-sub-epidemic modeling framework for short-term forecasting epidemic trajectories: Application to the COVID-19 pandemic in the USA. - Gerardo Chowell; Sushma Dahal; Amna Tariq; Kimberlyn Roosa; James Mac Hyman; Ruiyan Luo (PLoS Comput. Biol., 2022)

General Nonlinear Function-on-Function Regression via Functional Universal Approximation. - Ruiyan Luo; Xin Qi (J. Comput. Graph. Stat., 2024)