Package elki.evaluation.outlier

Class JudgeOutlierScores

java.lang.Object

elki.evaluation.outlier.JudgeOutlierScores

All Implemented Interfaces:

Evaluator, ResultProcessor

public class JudgeOutlierScores
extends java.lang.Object
implements Evaluator

Compute a Histogram to evaluate a ranking algorithm.

The parameter -hist.positive specifies the class label of "positive" hits.

Since:

0.4.0

Author:

Erich Schubert

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	JudgeOutlierScores.Par	Parameterization class.
static class	JudgeOutlierScores.ScoreResult	Result object for outlier score judgements.

Field Summary

Fields

Modifier and Type	Field	Description
private static Logging	LOG	Logger for debug output.
private java.util.regex.Pattern	positiveClassName	Stores the "positive" class.
private ScalingFunction	scaling	Scaling function to use

Constructor Summary

Constructors

Constructor	Description
JudgeOutlierScores(java.util.regex.Pattern positive_class_name, ScalingFunction scaling)	Constructor.

Method Summary

Modifier and Type	Method	Description
protected JudgeOutlierScores.ScoreResult	computeScore(DBIDs ids, DBIDs outlierIds, OutlierResult or)	Evaluate a single outlier score result.
void	processNewResult(java.lang.Object result)	Process a result.

Methods inherited from class java.lang.Object

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

Field Detail

LOG

private static final Logging LOG

Logger for debug output.

positiveClassName

private java.util.regex.Pattern positiveClassName

Stores the "positive" class.

scaling

private ScalingFunction scaling

Scaling function to use

Constructor Detail

JudgeOutlierScores

public JudgeOutlierScores(java.util.regex.Pattern positive_class_name,
                          ScalingFunction scaling)

Constructor.

Parameters:

positive_class_name - Positive class name

scaling - Scaling function

Method Detail

computeScore

protected JudgeOutlierScores.ScoreResult computeScore(DBIDs ids,
                                                      DBIDs outlierIds,
                                                      OutlierResult or)

Evaluate a single outlier score result.

Parameters:

ids - Inlier IDs

outlierIds - Outlier IDs

or - Outlier Result to evaluate

Returns:

Outlier score result

processNewResult

public void processNewResult(java.lang.Object result)

Description copied from interface: ResultProcessor

Process a result.

Specified by:

processNewResult in interface ResultProcessor

Parameters:

result - Newly added result subtree.