de.lmu.ifi.dbs.elki.algorithm.statistics

Class EvaluateRetrievalPerformance.RetrievalPerformanceResult

java.lang.Object

de.lmu.ifi.dbs.elki.algorithm.statistics.EvaluateRetrievalPerformance.RetrievalPerformanceResult

All Implemented Interfaces:

Result, TextWriteable

Enclosing class:

EvaluateRetrievalPerformance<O>

public static class EvaluateRetrievalPerformance.RetrievalPerformanceResult
extends java.lang.Object
implements Result, TextWriteable

Result object for MAP scores.

Author:

Erich Schubert

Field Summary

Fields

Modifier and Type	Field and Description
private double[]	knnperf KNN performance
private double	map MAP value
private double	rocauc ROC AUC value
private int	samplesize Sample size

Constructor Summary

Constructors

Constructor and Description
RetrievalPerformanceResult(int samplesize, double map, double rocauc, double[] knnperf) Constructor.

Method Summary

Modifier and Type	Method and Description
java.lang.String	getLongName() A "pretty" name for the result, for use in titles, captions and menus.
double	getMAP()
double	getROCAUC()
java.lang.String	getShortName() A short name for the result, useful for file names.
void	writeToText(TextWriterStream out, java.lang.String label) Write self to the given TextWriterStream

Methods inherited from class java.lang.Object

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

Field Detail

samplesize

private int samplesize

Sample size

map

private double map

MAP value

rocauc

private double rocauc

ROC AUC value

knnperf

private double[] knnperf

KNN performance

Constructor Detail

RetrievalPerformanceResult

public RetrievalPerformanceResult(int samplesize,
                                  double map,
                                  double rocauc,
                                  double[] knnperf)

Constructor.

Parameters:

samplesize - Sample size

map - MAP value

rocauc - ROC AUC value

knnperf -

Method Detail

getROCAUC

public double getROCAUC()

Returns:

the area under curve

getMAP

public double getMAP()

Returns:

the medium average precision

getLongName

public java.lang.String getLongName()

Description copied from interface: Result

A "pretty" name for the result, for use in titles, captions and menus.

Specified by:

getLongName in interface Result

Returns:

result name

getShortName

public java.lang.String getShortName()

Description copied from interface: Result

A short name for the result, useful for file names.

Specified by:

getShortName in interface Result

Returns:

result name

writeToText

public void writeToText(TextWriterStream out,
                        java.lang.String label)

Description copied from interface: TextWriteable

Write self to the given TextWriterStream

Specified by:

writeToText in interface TextWriteable

Parameters:

out - Output writer

label - Label