2 papers
stat.ME2020
A Bayesian Approach to Spherical Factor Analysis for Binary Data
Xingchen Yu, Abel Rodriguez
Factor models are widely used across diverse areas of application for purposes that include dimensionality reduction, covariance estimation, and feature engineering. Traditional fa…
stat.ML2014
Probit Normal Correlated Topic Models
Xingchen Yu, Ernest Fokoue
The logistic normal distribution has recently been adapted via the transformation of multivariate Gaus- sian variables to model the topical distribution of documents in the presenc…