//! Hierarchical Bayesian models for multi-level data analysis.
//!
//! This module provides:
//! - **Hierarchical Linear Models**: varying intercepts/slopes via Gibbs sampling
//! - **Mixed Effects Models**: REML-estimated linear mixed effects
//! - **Latent Factor Models**: Bayesian factor analysis
//! - **Conjugate Hyperpriors**: Normal-Inverse-Gamma and Normal-Inverse-Wishart
pub use ;
pub use FactorAnalysisModel;
pub use ;
pub use ;