ChebyshevDistance (Apache Commons Math 3.6.1 API)

java.lang.Object

org.apache.commons.math3.ml.distance.ChebyshevDistance

All Implemented Interfaces:: Serializable, DistanceMeasure

public class ChebyshevDistance extends Object implements DistanceMeasure

Calculates the L_∞ (max of abs) distance between two points.

Since:

3.2

See Also:

Constructor Summary

Constructors

Constructor

Description

ChebyshevDistance()
Method Summary

Modifier and Type

Method

Description

double

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

Compute the distance between two n-dimensional vectors.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- ChebyshevDistance
  
  public ChebyshevDistance()
Method Details
- compute
  
  public double compute(double[] a, double[] b) throws DimensionMismatchException
  
  Compute the distance between two n-dimensional vectors.
  The two vectors are required to have the same dimension.
  
  Specified by:
  
  compute in interface DistanceMeasure
  
  Parameters:
  
  a - the first vector
  
  b - the second vector
  
  Returns:
  
  the distance between the two vectors
  
  Throws:
  
  DimensionMismatchException - if the array lengths differ.