de.lmu.ifi.dbs.elki.distance.distancefunction
Class MinimumDistanceFunction<V extends NumberVector<V,?>>

java.lang.Object
  de.lmu.ifi.dbs.elki.logging.AbstractLoggable
      de.lmu.ifi.dbs.elki.distance.AbstractMeasurementFunction<O,D>
          de.lmu.ifi.dbs.elki.distance.distancefunction.AbstractDistanceFunction<V,DoubleDistance>
              de.lmu.ifi.dbs.elki.distance.distancefunction.MinimumDistanceFunction<V>

Type Parameters:

V - the type of FeatureVector to compute the distances in between

All Implemented Interfaces:

DistanceFunction<V,DoubleDistance>, MeasurementFunction<V,DoubleDistance>, Parameterizable

public class MinimumDistanceFunction<V extends NumberVector<V,?>>
extends AbstractDistanceFunction<V,DoubleDistance>

Maximum distance function to compute the Minimum distance for a pair of FeatureVectors.

Author:

Erich Schubert

Field Summary

Fields inherited from class de.lmu.ifi.dbs.elki.distance.AbstractMeasurementFunction

distanceFactory

Fields inherited from class de.lmu.ifi.dbs.elki.logging.AbstractLoggable

debug, logger

Constructor Summary

MinimumDistanceFunction()
Provides a Minimum distance function that can compute the Minimum distance (that is a DoubleDistance) for FeatureVectors.

Method Summary

DoubleDistance

distance(V v1, V v2) Computes the distance between two given DatabaseObjects according to this distance function.

Methods inherited from class de.lmu.ifi.dbs.elki.distance.distancefunction.AbstractDistanceFunction

distance, distance

Methods inherited from class de.lmu.ifi.dbs.elki.distance.AbstractMeasurementFunction

getDatabase, getDistanceFactory, infiniteDistance, nullDistance, setDatabase, undefinedDistance, valueOf

Methods inherited from class de.lmu.ifi.dbs.elki.logging.AbstractLoggable

debugFine, debugFiner, debugFinest, exception, progress, verbose, warning

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.lmu.ifi.dbs.elki.distance.MeasurementFunction

getDistanceFactory, infiniteDistance, nullDistance, setDatabase, undefinedDistance, valueOf

Constructor Detail

MinimumDistanceFunction

public MinimumDistanceFunction()

Provides a Minimum distance function that can compute the Minimum distance (that is a DoubleDistance) for FeatureVectors.

Method Detail

distance

public DoubleDistance distance(V v1,
                               V v2)

Description copied from interface: DistanceFunction

Computes the distance between two given DatabaseObjects according to this distance function.

Parameters:

v1 - first DatabaseObject

v2 - second DatabaseObject

Returns:

the distance between two given DatabaseObjects according to this distance function