de.lmu.ifi.dbs.elki.evaluation.outlier

Class OutlierPrecisionRecallCurve

java.lang.Object

de.lmu.ifi.dbs.elki.evaluation.outlier.OutlierPrecisionRecallCurve

All Implemented Interfaces:

Evaluator, ResultProcessor

public class OutlierPrecisionRecallCurve
extends java.lang.Object
implements Evaluator

Compute a curve containing the precision values for an outlier detection method.

Since:

0.5.0

Author:

Erich Schubert

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	OutlierPrecisionRecallCurve.Parameterizer Parameterization class.
static class	OutlierPrecisionRecallCurve.PRCurve P/R Curve

Field Summary

Fields

Modifier and Type	Field and Description
private static Logging	LOG The logger.
private java.util.regex.Pattern	positiveClassName Stores the "positive" class.
static java.lang.String	PRAUC_LABEL AUC value for PR curve

Constructor Summary

Constructors

Constructor and Description
OutlierPrecisionRecallCurve(java.util.regex.Pattern positiveClassName) Constructor.

Method Summary

Modifier and Type	Method and Description
private OutlierPrecisionRecallCurve.PRCurve	computePrecisionResult(SetDBIDs ids, DBIDIter iter, DoubleRelation scores)
void	processNewResult(ResultHierarchy hier, Result result) Process a result.

Methods inherited from class java.lang.Object

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

Field Detail

PRAUC_LABEL

public static final java.lang.String PRAUC_LABEL

AUC value for PR curve

See Also:

Constant Field Values

LOG

private static final Logging LOG

The logger.

positiveClassName

private java.util.regex.Pattern positiveClassName

Stores the "positive" class.

Constructor Detail

OutlierPrecisionRecallCurve

public OutlierPrecisionRecallCurve(java.util.regex.Pattern positiveClassName)

Constructor.

Parameters:

positiveClassName - Pattern to recognize outliers

Method Detail

processNewResult

public void processNewResult(ResultHierarchy hier,
                             Result result)

Description copied from interface: ResultProcessor

Process a result.

Specified by:

processNewResult in interface ResultProcessor

Parameters:

hier - The base of the result tree.

result - Newly added result subtree.

computePrecisionResult

private OutlierPrecisionRecallCurve.PRCurve computePrecisionResult(SetDBIDs ids,
                                                                   DBIDIter iter,
                                                                   DoubleRelation scores)