NonnegativeMatrixFactorizationKLFactory (Carrot2, Public Java API v4.0.0 (org.carrot2:core))

java.lang.Object
- org.carrot2.attrs.AttrComposite
- - org.carrot2.math.matrix.IterativeMatrixFactorizationFactory
  - - org.carrot2.math.matrix.NonnegativeMatrixFactorizationKLFactory

All Implemented Interfaces:

AcceptingVisitor, MatrixFactorizationFactory
```
public class NonnegativeMatrixFactorizationKLFactory
extends IterativeMatrixFactorizationFactory
```
Performs matrix factorization using the Non-negative Matrix Factorization by minimization of Kullback-Leibler divergence between A and UV' and multiplicative updating.

- Field Summary
  - Fields inherited from class org.carrot2.math.matrix.IterativeMatrixFactorizationFactory
    DEFAULT_K, DEFAULT_MAX_ITERATIONS, DEFAULT_ORDERED, DEFAULT_SEEDING_FACTORY, DEFAULT_STOP_THRESHOLD, factorizationQuality, k, maxIterations, ordered, seedingFactory, stopThreshold
  - Fields inherited from class org.carrot2.attrs.AttrComposite
    attributes
- Constructor Summary
  
  Constructors
  Constructor Description
  
  NonnegativeMatrixFactorizationKLFactory()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  MatrixFactorization factorize(org.carrot2.math.mahout.matrix.DoubleMatrix2D A)
  Factorizes matrix A.
  - Methods inherited from class org.carrot2.math.matrix.IterativeMatrixFactorizationFactory
    createSeedingStrategy, estimateIterationsNumber, getK, getMaxIterations, getSeedingFactory, getStopThreshold, isOrdered, setK, setMaxIterations, setOrdered, setSeedingFactory, setStopThreshold
  - Methods inherited from class org.carrot2.attrs.AttrComposite
    accept
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
  - Methods inherited from interface org.carrot2.attrs.AcceptingVisitor
    accept

- Constructor Detail
  - NonnegativeMatrixFactorizationKLFactory
```
public NonnegativeMatrixFactorizationKLFactory()
```
- Method Detail
  - factorize
```
public MatrixFactorization factorize(org.carrot2.math.mahout.matrix.DoubleMatrix2D A)
```
    Description copied from interface: MatrixFactorizationFactory
    
    Factorizes matrix A.
    
    Parameters:
    
    A - matrix to be factorized.