Package org.apache.spark.mllib.feature

Class IDF.DocumentFrequencyAggregator

Object

org.apache.spark.mllib.feature.IDF.DocumentFrequencyAggregator

All Implemented Interfaces:

Serializable

Enclosing class:

IDF

public static class IDF.DocumentFrequencyAggregator
extends Object
implements Serializable

Document frequency aggregator.

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
DocumentFrequencyAggregator()
DocumentFrequencyAggregator(int minDocFreq)

Method Summary

Modifier and Type	Method	Description
IDF.DocumentFrequencyAggregator	add(Vector doc)	Adds a new document.
scala.Tuple3<Vector,long[],Object>	idf()	Returns the current IDF vector, docFreq, number of documents
IDF.DocumentFrequencyAggregator	merge(IDF.DocumentFrequencyAggregator other)	Merges another.
int	minDocFreq()

Methods inherited from class java.lang.Object

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

Constructor Details

DocumentFrequencyAggregator

public DocumentFrequencyAggregator(int minDocFreq)

DocumentFrequencyAggregator

public DocumentFrequencyAggregator()

Method Details

add

public IDF.DocumentFrequencyAggregator add(Vector doc)

Adds a new document.

idf

public scala.Tuple3<Vector,long[],Object> idf()

Returns the current IDF vector, docFreq, number of documents

merge

public IDF.DocumentFrequencyAggregator merge(IDF.DocumentFrequencyAggregator other)

Merges another.

minDocFreq

public int minDocFreq()