org.terrier.realtime.multi

Class MultiStats

java.lang.Object

org.terrier.structures.CollectionStatistics

org.terrier.realtime.multi.MultiStats

All Implemented Interfaces:

Serializable, org.apache.hadoop.io.Writable

public class MultiStats
extends CollectionStatistics

A collection statistics class for use with a MultiIndex. This class aggregates the statistics from each index shard within the MultiIndex.

Since:

4.0

Author:

Richard McCreadie, Stuart Mackie

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.terrier.structures.CollectionStatistics

CollectionStatistics.Command

Field Summary

Fields inherited from class org.terrier.structures.CollectionStatistics

averageDocumentLength, avgFieldLengths, fieldTokens, numberOfDocuments, numberOfFields, numberOfPointers, numberOfTokens, numberOfUniqueTerms

Method Summary

Modifier and Type	Method and Description
static MultiStats	factory(CollectionStatistics[] stats) Constructor.

Methods inherited from class org.terrier.structures.CollectionStatistics

addStatistics, getAverageDocumentLength, getAverageFieldLengths, getFieldTokens, getNumberOfDocuments, getNumberOfFields, getNumberOfPointers, getNumberOfTokens, getNumberOfUniqueTerms, readFields, relcaluateAverageLengths, toString, write

Methods inherited from class java.lang.Object

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

Method Detail

factory

public static MultiStats factory(CollectionStatistics[] stats)

Constructor.