de.lmu.ifi.dbs.elki.evaluation.index

Class IndexPurity

java.lang.Object

de.lmu.ifi.dbs.elki.evaluation.index.IndexPurity

All Implemented Interfaces:

Evaluator, ResultProcessor

public class IndexPurity
extends Object
implements Evaluator

Compute the purity of index pages as a naive measure for performance capabilities using the Gini index.

Author:

Erich Schubert

Constructor Summary

Constructors

Constructor and Description
IndexPurity() Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
void	processNewResult(ResultHierarchy hier, Result newResult) Process a result.

Methods inherited from class java.lang.Object

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

Constructor Detail

IndexPurity

public IndexPurity()

Constructor.

Method Detail

processNewResult

public void processNewResult(ResultHierarchy hier,
                    Result newResult)

Description copied from interface: ResultProcessor

Process a result.

Specified by:

processNewResult in interface ResultProcessor

Parameters:

hier - The base of the result tree.

newResult - Newly added result subtree.