nz.ac.waikato.mcennis.rat.reusablecores.distance
Class EuclideanDistance

java.lang.Object
  nz.ac.waikato.mcennis.rat.reusablecores.distance.EuclideanDistance

All Implemented Interfaces:

DistanceFunction

public class EuclideanDistance
extends java.lang.Object
implements DistanceFunction

Euclidean distance measure as defined in Wikipedia

Constructor Summary

EuclideanDistance()

Method Summary

double	distance(DataVector inst1, DataVector inst2) Return the distance between the two given vectors as a double.
EuclideanDistance	prototype()

Methods inherited from class java.lang.Object

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

Constructor Detail

EuclideanDistance

public EuclideanDistance()

Method Detail

distance

public double distance(DataVector inst1,
                       DataVector inst2)

Description copied from interface: DistanceFunction

Return the distance between the two given vectors as a double.

Specified by:

distance in interface DistanceFunction

Parameters:

inst1 - left data vector

inst2 - right data vector

Returns:

distance by a given metric

prototype

public EuclideanDistance prototype()

Specified by:

prototype in interface DistanceFunction