de.lmu.ifi.dbs.elki.utilities
Class QueryStatistic

java.lang.Object
  de.lmu.ifi.dbs.elki.utilities.QueryStatistic

public class QueryStatistic
extends Object

Provides some statistics about queries using a filter-refinement architecture.

Field Summary

private int	candidates The number of candidate objects which need a refinement.
private int	results The overall number of the result objects after refinement plus the true hits.
private int	trueHits The number of true hits which do not need a refinement.

Constructor Summary

QueryStatistic()

Method Summary

void	addCandidates(int candidates) Adds the specified number to the number of the candidate objects.
void	addResults(int results) Adds the specified number to the number of the result objects.
void	addTrueHits(int trueHits) Adds the specified number to the number of the true hits.
void	clear() Clears the values of this statistic.
String	toString() Returns the number of candidate objects and the number of the result objects after refinement.

Methods inherited from class java.lang.Object

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

Field Detail

candidates

private int candidates

The number of candidate objects which need a refinement.

trueHits

private int trueHits

The number of true hits which do not need a refinement.

results

private int results

The overall number of the result objects after refinement plus the true hits.

Constructor Detail

QueryStatistic

public QueryStatistic()

Method Detail

clear

public void clear()

Clears the values of this statistic.

addResults

public void addResults(int results)

Adds the specified number to the number of the result objects.

Parameters:

results - the number of the result objects to be added

addCandidates

public void addCandidates(int candidates)

Adds the specified number to the number of the candidate objects.

Parameters:

candidates - the number of the candidate objects to be added

addTrueHits

public void addTrueHits(int trueHits)

Adds the specified number to the number of the true hits.

Parameters:

trueHits - the number of the true hits to be added

toString

public String toString()

Returns the number of candidate objects and the number of the result objects after refinement.

Overrides:

toString in class Object

Returns:

a string representation of this query statistic