com.wcohen.ss.expt
Class MatchExpt

java.lang.Object
  com.wcohen.ss.expt.MatchExpt

All Implemented Interfaces:

com.wcohen.util.gui.Visible, java.io.Serializable

public class MatchExpt
extends java.lang.Object
implements java.io.Serializable, com.wcohen.util.gui.Visible

Perform a matching experiment using a data file, distance function and blocker.

See Also:

Serialized Form

Field Summary

static java.lang.String	BLOCKER_PACKAGE
protected java.lang.String	blockerName
protected double	blockingTime
static java.lang.String	DISTANCE_PACKAGE
protected java.lang.String	fileName
protected java.lang.String	learnerName
protected double	learningTime
protected double	matchingTime
protected int	numCorrectPairs
protected Blocker.Pair[]	pairs
protected double	sortingTime

Constructor Summary

MatchExpt(MatchData data, StringDistanceLearner learner)

MatchExpt(MatchData data, StringDistanceLearner learner, Blocker blocker)

Method Summary

java.lang.Double	averagePrecision() non-interpolated average precision
java.lang.Double	blockerRecall() performance of the blocker
void	displayResults(boolean showMismatches, java.io.PrintStream out) Show results in a very simple format.
Blocker.Pair[]	getPairs()
void	graphPrecisionRecall(java.io.PrintStream out) Graph interpolated precision vs recall
double[]	interpolated11PointPrecision() Return an array of interpolated precision at various different recall levels.
static double[]	interpolated11PointRecallLevels() Return recall levels associated with the precision levels returned by interpolated11PointPrecision.
static void	main(java.lang.String[] argv) Command-line interface.
java.lang.Double	maxF1() max F1 for any threshold
java.lang.Double	pairsPerSecond() Return total time to process data, divided by the number of pairs
java.lang.Double	time() Return total time to process data.
com.wcohen.cls.expt.Evaluation	toEvaluation()
com.wcohen.util.gui.Viewer	toGUI() Construct a viewer for the results
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

BLOCKER_PACKAGE

public static final java.lang.String BLOCKER_PACKAGE

See Also:

Constant Field Values

DISTANCE_PACKAGE

public static final java.lang.String DISTANCE_PACKAGE

See Also:

Constant Field Values

pairs

protected Blocker.Pair[] pairs

numCorrectPairs

protected int numCorrectPairs

learningTime

protected double learningTime

blockingTime

protected double blockingTime

matchingTime

protected double matchingTime

sortingTime

protected double sortingTime

fileName

protected java.lang.String fileName

learnerName

protected java.lang.String learnerName

blockerName

protected java.lang.String blockerName

Constructor Detail

MatchExpt

public MatchExpt(MatchData data,
                 StringDistanceLearner learner,
                 Blocker blocker)

MatchExpt

public MatchExpt(MatchData data,
                 StringDistanceLearner learner)

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

time

public java.lang.Double time()

Return total time to process data.

pairsPerSecond

public java.lang.Double pairsPerSecond()

Return total time to process data, divided by the number of pairs

averagePrecision

public java.lang.Double averagePrecision()

non-interpolated average precision

maxF1

public java.lang.Double maxF1()

max F1 for any threshold

blockerRecall

public java.lang.Double blockerRecall()

performance of the blocker

interpolated11PointRecallLevels

public static double[] interpolated11PointRecallLevels()

Return recall levels associated with the precision levels returned by interpolated11PointPrecision.

interpolated11PointPrecision

public double[] interpolated11PointPrecision()

Return an array of interpolated precision at various different recall levels.

graphPrecisionRecall

public void graphPrecisionRecall(java.io.PrintStream out)
                          throws java.io.IOException

Graph interpolated precision vs recall

Throws:

java.io.IOException

displayResults

public void displayResults(boolean showMismatches,
                           java.io.PrintStream out)
                    throws java.io.IOException

Show results in a very simple format.

Throws:

java.io.IOException

toGUI

public com.wcohen.util.gui.Viewer toGUI()

Construct a viewer for the results

Specified by:

toGUI in interface com.wcohen.util.gui.Visible

toEvaluation

public com.wcohen.cls.expt.Evaluation toEvaluation()

getPairs

public Blocker.Pair[] getPairs()

main

public static void main(java.lang.String[] argv)

Command-line interface.