Package elki.evaluation.scores

Class MaximumF1Evaluation

java.lang.Object

elki.evaluation.scores.MaximumF1Evaluation

All Implemented Interfaces:

ScoreEvaluation

public class MaximumF1Evaluation
extends java.lang.Object
implements ScoreEvaluation

Evaluate using the maximum F1 score.

Since:

0.7.0

Author:

Erich Schubert

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MaximumF1Evaluation.Par	Parameterization class.

Nested classes/interfaces inherited from interface elki.evaluation.scores.ScoreEvaluation

ScoreEvaluation.Adapter

Field Summary

Fields

Modifier and Type	Field	Description
static MaximumF1Evaluation	STATIC	Static instance

Constructor Summary

Constructors

Constructor	Description
MaximumF1Evaluation()

Method Summary

Modifier and Type	Method	Description
double	evaluate(ScoreEvaluation.Adapter adapter)	Evaluate a given predicate and iterator.
double	expected(int pos, int all)	Expected score for a random result.

Methods inherited from class java.lang.Object

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

Methods inherited from interface elki.evaluation.scores.ScoreEvaluation

evaluate

Field Detail

STATIC

public static final MaximumF1Evaluation STATIC

Static instance

Constructor Detail

MaximumF1Evaluation

public MaximumF1Evaluation()

Method Detail

evaluate

public double evaluate(ScoreEvaluation.Adapter adapter)

Description copied from interface: ScoreEvaluation

Evaluate a given predicate and iterator.

Specified by:

evaluate in interface ScoreEvaluation

Parameters:

adapter - Input data adapter

Returns:

Score

expected

public double expected(int pos,
                       int all)

Description copied from interface: ScoreEvaluation

Expected score for a random result.

Specified by:

expected in interface ScoreEvaluation

Parameters:

pos - Number of positive elements

all - Total number of elements

Returns:

Expected score