Uses of Interface
opennlp.tools.ml.maxent.quasinewton.Function
-
Packages that use Function Package Description opennlp.tools.ml.maxent.quasinewton -
-
Uses of Function in opennlp.tools.ml.maxent.quasinewton
Classes in opennlp.tools.ml.maxent.quasinewton that implement Function Modifier and Type Class Description class
NegLogLikelihood
Evaluate negative log-likelihood and its gradient from DataIndexer.class
ParallelNegLogLikelihood
Evaluate negative log-likelihood and its gradient in parallelstatic class
QNMinimizer.L2RegFunction
L2-regularized objective functionMethods in opennlp.tools.ml.maxent.quasinewton with parameters of type Function Modifier and Type Method Description static void
LineSearch. doConstrainedLineSearch(Function function, double[] direction, LineSearch.LineSearchResult lsr, double l1Cost, double initialStepSize)
Constrained line search (see section 3.2 in the paper "Scalable Training of L1-Regularized Log-Linear Models", Andrew et al.static void
LineSearch. doLineSearch(Function function, double[] direction, LineSearch.LineSearchResult lsr, double initialStepSize)
Backtracking line search (see Nocedal & Wright 2006, Numerical Optimization, p.double[]
QNMinimizer. minimize(Function function)
Find the parameters that minimize the objective functionConstructors in opennlp.tools.ml.maxent.quasinewton with parameters of type Function Constructor Description L2RegFunction(Function f, double l2Cost)
-