Package org.ddogleg.nn.alg.distance

Class KdTreeEuclideanSq_F64

java.lang.Object
org.ddogleg.nn.alg.distance.KdTreeEuclideanSq_F64
All Implemented Interfaces:
KdTreeDistance<double[]>
public class KdTreeEuclideanSq_F64 extends Object implements KdTreeDistance<double[]>
Euclidian squared distance

  • Constructor Details

    • KdTreeEuclideanSq_F64

      public KdTreeEuclideanSq_F64(int n)

  • Method Details

    • distance

      public double distance(double[] a, double[] b)
      Description copied from interface: KdTreeDistance
      Computes the distance between the two input points
      Specified by:
      distance in interface KdTreeDistance<double[]>
      Parameters:
      a - point
      b - point
      Returns:
      distance

    • valueAt

      public double valueAt(double[] point, int index)
      Description copied from interface: KdTreeDistance
      Returns the value of an element in the point
      Specified by:
      valueAt in interface KdTreeDistance<double[]>
      Parameters:
      point - (Input) the point
      index - Which element in the point is to be read
      Returns:
      The value of the element in the point.

    • length

      public int length()
      Description copied from interface: KdTreeDistance
      Number of elements in the point
      Specified by:
      length in interface KdTreeDistance<double[]>