be.tarsos.lsh.families

Class DistanceComparator

java.lang.Object

be.tarsos.lsh.families.DistanceComparator

All Implemented Interfaces:

java.util.Comparator<Vector>

public class DistanceComparator
extends java.lang.Object
implements java.util.Comparator<Vector>

This comparator can be used to sort candidate neighbours according to their distance to a query vector. Either for linear search or to sort the LSH candidates found in colliding hash bins.

Author:

Joren Six

Constructor Summary

Constructors

Constructor and Description
DistanceComparator(Vector query, DistanceMeasure distanceMeasure)

Method Summary

Modifier and Type	Method and Description
int	compare(Vector one, Vector other)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail

DistanceComparator

public DistanceComparator(Vector query,
                          DistanceMeasure distanceMeasure)

Parameters:

query -

distanceMeasure -

Method Detail

compare

public int compare(Vector one,
                   Vector other)

Specified by:

compare in interface java.util.Comparator<Vector>