edu.stanford.math.plex4.metric.interfaces

Interface AbstractIntMetricSpace

All Known Subinterfaces:

AbstractObjectMetricSpace<T>, AbstractSearchableMetricSpace<T>

All Known Implementing Classes:

EuclideanMetricSpace, ExplicitLandmarkSelector, ExplicitMetricSpace, GeometricSimplexStream, KDEuclideanMetricSpace, LandmarkSelector, MaxMinLandmarkSelector, ObjectSearchableFiniteMetricSpace, RandomLandmarkSelector, SkeletalMetric

public interface AbstractIntMetricSpace

This interface defines the functionality of a finite metric space where the objects are indexed by integers. Note that the indices are designed to be in the range {0, ..., size - 1}.

Author:

Andrew Tausz

Method Summary

Methods

Modifier and Type	Method and Description
double	distance(int i, int j) This function returns the distance between the object at index i and the object at index j.
int	size() This function returns the number of points in the metric space.

Method Detail

distance

double distance(int i,
              int j)

This function returns the distance between the object at index i and the object at index j.

Parameters:

i - the index of the first object

j - the index of the second object

Returns:

the distance between the objects at the two given indices

size

int size()

This function returns the number of points in the metric space.

Returns:

the number of points in the metric space.