# Uses of Class
opennlp.tools.ml.maxent.quasinewton.QNModel

Packages that use QNModel
Package
Description
opennlp.tools.ml.maxent.io
Package related to the I/O functionality of the maxent package including reading and writing models in several formats.
opennlp.tools.ml.maxent.quasinewton
Package related to ML by means of the Quasi Newton (QN) algorithm.

- ## Uses of QNModel in opennlp.tools.ml.maxent.io

  Methods in opennlp.tools.ml.maxent.io that return QNModel
  Modifier and Type
  Method
  Description
  `QNModel`
  QNModelReader.`constructModel()`
  Retrieves a model from disk.

- ## Uses of QNModel in opennlp.tools.ml.maxent.quasinewton

  Methods in opennlp.tools.ml.maxent.quasinewton that return QNModel
  Modifier and Type
  Method
  Description
  `QNModel`
  QNTrainer.`trainModel(int iterations, DataIndexer indexer)`
  Trains a `model` using the QN algorithm.