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

All Superinterfaces:

MatrixFactorization

All Known Implementing Classes:

KMeansMatrixFactorization, LocalNonnegativeMatrixFactorization, NonnegativeMatrixFactorizationED, NonnegativeMatrixFactorizationKL
```
public interface IterativeMatrixFactorization
extends MatrixFactorization
```
Performs an iterative matrix factorization.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`double`	`getApproximationError()`	Returns approximation error achieved after the last iteration of the algorithm or -1 if the approximation error is not available.
`int`	`getIterationsCompleted()`	Returns the number of iterations the algorithm has completed.

Methods inherited from interface org.carrot2.math.matrix.MatrixFactorization
getU, getV

- Method Detail
  - getApproximationError
```
double getApproximationError()
```
    Returns approximation error achieved after the last iteration of the algorithm or -1 if the approximation error is not available.
    
    Returns:
    
    approximation error or -1
  - getIterationsCompleted
```
int getIterationsCompleted()
```
    Returns the number of iterations the algorithm has completed.
    
    Returns:
    
    the number of iterations the algorithm has completed