1 citations · 1 across the 2 of their papers we have counts for
2 papers
stat.ME2025
Parsimonious Clustering of Covariance Matrices
Yixi Xu, Yi Zhao
Functional connectivity (FC) derived from functional magnetic resonance imaging (fMRI) data offers vital insights for understanding brain function and neurological and psychiatric…
stat.ME2023★ 1 cited
Mediation Analysis with Graph Mediator
Yixi Xu, Yi Zhao
This study introduces a mediation analysis framework when the mediator is a graph. A Gaussian covariance graph model is assumed for graph representation. Causal estimands and assum…