edu.stanford.math.plex4.metric.impl

Class EuclideanMetricSpace

java.lang.Object

edu.stanford.math.plex4.metric.impl.ObjectSearchableFiniteMetricSpace<double[]>

edu.stanford.math.plex4.metric.impl.EuclideanMetricSpace

All Implemented Interfaces:

AbstractIntMetricSpace, AbstractObjectMetric<double[]>, AbstractObjectMetricSpace<double[]>, AbstractSearchableMetricSpace<double[]>

public class EuclideanMetricSpace
extends ObjectSearchableFiniteMetricSpace<double[]>

This class implements the standard metric space structure on R^n given by the Euclidean metric.

Author:

Andrew Tausz

Field Summary

Fields inherited from class edu.stanford.math.plex4.metric.impl.ObjectSearchableFiniteMetricSpace

elements

Constructor Summary

Constructors

Constructor and Description
EuclideanMetricSpace(double[][] array) This constructor initializes the class with an array of elements.

Method Summary

Methods

Modifier and Type	Method and Description
double	distance(double[] a, double[] b) This function returns the distance between two points.

Methods inherited from class edu.stanford.math.plex4.metric.impl.ObjectSearchableFiniteMetricSpace

distance, getClosedNeighborhood, getKNearestNeighbors, getNearestPointIndex, getOpenNeighborhood, getPoint, getPoints, size

Methods inherited from class java.lang.Object

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

Constructor Detail

EuclideanMetricSpace

public EuclideanMetricSpace(double[][] array)

This constructor initializes the class with an array of elements.

Parameters:

array - the array of elements that will be the points in the metric space

Method Detail

distance

public double distance(double[] a,
              double[] b)

Description copied from interface: AbstractObjectMetric

This function returns the distance between two points.

Specified by:

distance in interface AbstractObjectMetric<double[]>

Specified by:

distance in class ObjectSearchableFiniteMetricSpace<double[]>

Parameters:

a - the first point

b - the second point

Returns:

the distance between the two points