# Uses of Package
opennlp.tools.ml.maxent.quasinewton

- Packages that use opennlp.tools.ml.maxent.quasinewton
  Package | Description
  --- | ---
  opennlp.tools.ml.maxent.io | Provides the I/O functionality of the maxent package including reading and writing models in several formats.
  opennlp.tools.ml.maxent.quasinewton |

- Classes in opennlp.tools.ml.maxent.quasinewton used by opennlp.tools.ml.maxent.io
  Class | Description
  --- | ---
  QNModel |

- Classes in opennlp.tools.ml.maxent.quasinewton used by opennlp.tools.ml.maxent.quasinewton
  Class | Description
  --- | ---
  Function | Interface for a function
  LineSearch.LineSearchResult | Class to store lineSearch result
  NegLogLikelihood | Evaluate negative log-likelihood and its gradient from DataIndexer.
  QNMinimizer.Evaluator | Evaluate quality of training parameters.
  QNModel |