org.apache.commons.math3.ml.distance
Interface DistanceMeasure

All Superinterfaces:

Serializable

All Known Implementing Classes:

CanberraDistance, ChebyshevDistance, EuclideanDistance, ManhattanDistance

public interface DistanceMeasure
extends Serializable

Interface for distance measures of n-dimensional vectors.

Since:

3.2

Version:

$Id $

compute

double compute(double[] a,
               double[] b)

Compute the distance between two n-dimensional vectors.

The two vectors are required to have the same dimension.

Parameters:

a - the first vector

b - the second vector

Returns:

the distance between the two vectors