3 papers
stat.ME2025
Domain Adaptation Under MNAR Missingness
Tyrel Stokes, Hyungrok Do, Saul Blecker +2
Current domain adaptation methods under missingness shift are restricted to Missing At Random (MAR) missingness mechanisms. However, in many real-world examples, the MAR assumption…
stat.AP2024
A Bayesian Approach to Estimate Causal Peer Influence Accounting for Latent Network Homophily
Seungha Um, Tracy Sweet, Samrachana Adhikari
Researchers have focused on understanding how individual's behavior is influenced by the behaviors of their peers in observational studies of social networks. Identifying and estim…
stat.AP2015
High-Dimensional Longitudinal Classification with the Multinomial Fused Lasso
Samrachana Adhikari, Fabrizio Lecci, James T. Becker +4
We study regularized estimation in high-dimensional longitudinal classification problems, using the lasso and fused lasso regularizers. The constructed coefficient estimates are pi…