Module ojalgo
Package org.ojalgo.data.proximity

Class Distance

java.lang.Object
org.ojalgo.data.proximity.Distance
public abstract class Distance extends Object

  • Constructor Summary

    Constructors
    Constructor
    Description
    Distance()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    static double
    angular(float[] a, float[] b)
     
    static double
    canberra(float[] a, float[] b)
     
    static double
    chebyshev(float[] a, float[] b)
     
    static double
    correlation(float[] a, float[] b)
     
    static double
    cosine(double[] a, double[] b)
    Cosine distance = 1 - cosine similarity.
    static double
    cosine(float[] a, float[] b)
     
    static double
    cosine(Access1D<?> a, Access1D<?> b)
    Cosine distance for matrices = 1 - cosine similarity.
    static double
    euclidean(float[] a, float[] b)
     
    static double
    hamming(float[] a, float[] b)
     
    static double
    hellinger(float[] a, float[] b)
     
    static double
    jaccard(float[] a, float[] b)
     
    static double
    manhattan(float[] a, float[] b)
     
    static double
    squaredEuclidean(float[] a, float[] b)
     

    Methods inherited from class java.lang.Object

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

  • Constructor Details

    • Distance

      public Distance()

  • Method Details

    • angular

      public static double angular(float[] a, float[] b)

    • canberra

      public static double canberra(float[] a, float[] b)

    • chebyshev

      public static double chebyshev(float[] a, float[] b)

    • correlation

      public static double correlation(float[] a, float[] b)

    • cosine

      public static double cosine(Access1D<?> a, Access1D<?> b)
      Cosine distance for matrices = 1 - cosine similarity.

    • cosine

      public static double cosine(double[] a, double[] b)
      Cosine distance = 1 - cosine similarity. Range [0, 2].

    • cosine

      public static double cosine(float[] a, float[] b)

    • euclidean

      public static double euclidean(float[] a, float[] b)

    • hamming

      public static double hamming(float[] a, float[] b)

    • hellinger

      public static double hellinger(float[] a, float[] b)

    • jaccard

      public static double jaccard(float[] a, float[] b)

    • manhattan

      public static double manhattan(float[] a, float[] b)

    • squaredEuclidean

      public static double squaredEuclidean(float[] a, float[] b)