org.apache.spark.mllib.feature

Class IDF.DocumentFrequencyAggregator

Object

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

All Implemented Interfaces:

java.io.Serializable

Enclosing class:

IDF

public static class IDF.DocumentFrequencyAggregator
extends Object
implements scala.Serializable

Document frequency aggregator.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
DocumentFrequencyAggregator()
DocumentFrequencyAggregator(int minDocFreq)

Method Summary

Modifier and Type	Method and 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 Object

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

Constructor Detail

DocumentFrequencyAggregator

public DocumentFrequencyAggregator(int minDocFreq)

DocumentFrequencyAggregator

public DocumentFrequencyAggregator()

Method Detail

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()