Package com.github.jelmerk.knn

Interface DistanceFunction<TVector,TDistance>

Type Parameters:
TVector - Type of the vector to perform distance calculation on
TDistance - Type of distance between items (expect any numeric type: float, double, int, ..)
All Superinterfaces:
Serializable
Functional Interface:
This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.
@FunctionalInterface public interface DistanceFunction<TVector,TDistance> extends Serializable
Calculates distance between 2 vectors.

  • Method Summary

    Modifier and Type
    Method
    Description
    TDistance
    distance(TVector u, TVector v)
    Gets the distance between 2 items.

  • Method Details

    • distance

      TDistance distance(TVector u, TVector v)
      Gets the distance between 2 items.
      Parameters:
      u - from item
      v - to item
      Returns:
      The distance between items.