Publications (4)
Graph-constrained Analysis for Multivariate Functional Data
Debangan Dey, Sudipto Banerjee, Martin Lindquist +1
Functional Gaussian graphical models (GGM) used for analyzing multivariate functional data customarily estimate an unknown graphical model representing the conditional relationship…
Functional Mediation Analysis with an Application to Functional Magnetic Resonance Imaging Data
Yi Zhao, Xi Luo, Martin Lindquist +1
Causal mediation analysis is widely utilized to separate the causal effect of treatment into its direct effect on the outcome and its indirect effect through an intermediate variab…
An M-Estimator for Reduced-Rank High-Dimensional Linear Dynamical System Identification
Shaojie Chen, Kai Liu, Yuguang Yang +5
High-dimensional time-series data are becoming increasingly abundant across a wide variety of domains, spanning economics, neuroscience, particle physics, and cosmology. Fitting st…
Super Ensemble Learning Using the Highly-Adaptive-Lasso
Zeyi Wang, Wenxin Zhang, Brian S Caffo +2
We introduce the Meta Highly-Adaptive-Lasso Minimum Loss Estimator (M-HAL-MLE), a novel ensemble approach for estimating functional parameters of realistically modeled data distrib…