A C++ implementation of Multi-class Logistic Regression (Softmax Regression), supporting large-scale sparse data and GD, SGD and L-BFGS optimization.

A C++ implementation of naive Bayes model

a C++ implementation of Naive Bayes model for semi-supervised and unsupervised learning with Expectation Maximization optimization

A Python Toolkit for Text Classification with BOW (bags-of-words) Representation, feature selection (MI, IG, CHI, WLLR), and classification (NB, LR, SVM)