Package org.tribuo.transform.transformations

Class IDFTransformation

java.lang.Object

org.tribuo.transform.transformations.IDFTransformation

All Implemented Interfaces:

com.oracle.labs.mlrg.olcut.config.Configurable, com.oracle.labs.mlrg.olcut.provenance.Provenancable<TransformationProvenance>, Transformation

public class IDFTransformation
extends Object
implements Transformation

A feature transformation that computes the IDF for features and then transforms them with a TF-IDF weighting.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static final class	IDFTransformation.IDFTransformationProvenance	Provenance for IDFTransformation.

Constructor Summary

Constructors

Constructor	Description
IDFTransformation()	Constructs an IDFTransformation.

Method Summary

Modifier and Type	Method	Description
TransformStatistics	createStats()	Creates the statistics object for this Transformation.
TransformationProvenance	getProvenance()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.oracle.labs.mlrg.olcut.config.Configurable

postConfig

Constructor Details

IDFTransformation

public IDFTransformation()

Constructs an IDFTransformation.

Method Details

createStats

public TransformStatistics createStats()

Description copied from interface: Transformation

Creates the statistics object for this Transformation.

Specified by:

createStats in interface Transformation

Returns:

The statistics object.

getProvenance

public TransformationProvenance getProvenance()

Specified by:

getProvenance in interface com.oracle.labs.mlrg.olcut.provenance.Provenancable<TransformationProvenance>