Package opennlp.tools.ml.maxent.quasinewton

Interface Summary

Interface	Description
Function	Interface for a function
QNMinimizer.Evaluator	Evaluate quality of training parameters.

Class Summary

Class	Description
ArrayMath	Utility class for simple vector arithmetic.
LineSearch	Class that performs line search to find minimum
LineSearch.LineSearchResult	Class to store lineSearch result
NegLogLikelihood	Evaluate negative log-likelihood and its gradient from DataIndexer.
ParallelNegLogLikelihood	Evaluate negative log-likelihood and its gradient in parallel
QNMinimizer	Implementation of L-BFGS which supports L1-, L2-regularization and Elastic Net for solving convex optimization problems.
QNMinimizer.L2RegFunction	L2-regularized objective function
QNModel
QNTrainer	Maxent model trainer using L-BFGS algorithm.