smile.math.distance

Class SparseChebyshevDistance

java.lang.Object

smile.math.distance.SparseChebyshevDistance

All Implemented Interfaces:

Distance<SparseArray>, Metric<SparseArray>

public class SparseChebyshevDistance
extends Object
implements Metric<SparseArray>

Chebyshev distance (or Tchebychev distance), or L_∞ metric is a metric defined on a vector space where the distance between two vectors is the greatest of their differences along any coordinate dimension.

Author:

Haifeng Li

Constructor Summary

Constructors

Constructor and Description
SparseChebyshevDistance() Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
double	d(SparseArray x, SparseArray y) Returns the distance measure between two objects.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

SparseChebyshevDistance

public SparseChebyshevDistance()

Constructor.

Method Detail

toString

public String toString()

Overrides:

toString in class Object

d

public double d(SparseArray x,
       SparseArray y)

Description copied from interface: Distance

Returns the distance measure between two objects.

Specified by:

d in interface Distance<SparseArray>