Catalano.Math.Distances

Class MinkowskiDistance

java.lang.Object

Catalano.Math.Distances.MinkowskiDistance

All Implemented Interfaces:

IDistance<double[]>, IDivergence<double[]>, java.io.Serializable

public class MinkowskiDistance
extends java.lang.Object
implements IDistance<double[]>

Minkowski distance. The Minkowski distance is a metric in a normed vector space which can be considered as a generalization of both the Euclidean distance and the Manhattan distance.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
MinkowskiDistance() Initializes a new instance of the MinkowskiDistance class.
MinkowskiDistance(double p) Initializes a new instance of the MinkowskiDistance class.

Method Summary

Modifier and Type	Method and Description
double	Compute(double[] u, double[] v) Compute the distance between the vectors.
double	getOrder() Get the order of the distance.
void	setOrder(double p) Set the order of the distance.

Methods inherited from class java.lang.Object

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

Constructor Detail

MinkowskiDistance

public MinkowskiDistance()

Initializes a new instance of the MinkowskiDistance class. p = 1 (default).

MinkowskiDistance

public MinkowskiDistance(double p)

Initializes a new instance of the MinkowskiDistance class.

Parameters:

p - Order.

Method Detail

getOrder

public double getOrder()

Get the order of the distance.

Returns:

Order.

setOrder

public void setOrder(double p)

Set the order of the distance.

Parameters:

p - Order.

Compute

public double Compute(double[] u,
                      double[] v)

Description copied from interface: IDivergence

Compute the distance between the vectors.

Specified by:

Compute in interface IDistance<double[]>

Specified by:

Compute in interface IDivergence<double[]>

Parameters:

u - Vector.

v - Vector.

Returns:

Distance.