de.spieleck.app.cngram
Class C2Metric

java.lang.Object
  de.spieleck.app.cngram.C2Metric

All Implemented Interfaces:

NGramMetric

public class C2Metric
extends java.lang.Object
implements NGramMetric

Chi^2 Metric without rectification of classes

Version:

$Revision: 2 $ $Date: 2006-03-27 23:00:21 +0200 (Mo, 27 Mrz 2006) $ $Author: nestefan $

Author:

frank nestel, $Author: nestefan $

Constructor Summary

C2Metric()

Method Summary

double

diff(NGramProfile p1, NGramProfile p2) Return the difference between two profiles.

Methods inherited from class java.lang.Object

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

Constructor Detail

C2Metric

public C2Metric()

Method Detail

diff

public double diff(NGramProfile p1,
                   NGramProfile p2)

Description copied from interface: NGramMetric

Return the difference between two profiles.

Specified by:

diff in interface NGramMetric

Returns:

0.0 profiles considered identical, > 0 otherwise; some implementations are limited to a maximum difference of 1.0.