//! Logistic Regression (LR) module for multi-class text classification.
//!
//! This module provides a complete Logistic Regression implementation for training and inference,
//! supporting:
//! - Multi-class classification with softmax
//! - SGD training with mini-batches
//! - L1 and L2 regularization
//! - Sparse feature representation
//! - Native binary format serialization
// Re-export main types
pub use ;
pub use LRClassifier;
pub use ;
pub use ;