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

Provides the Edit Distance With Real Penalty distance for FeatureVectors.

Author:

Thomas Bernecker

Nested Class Summary

Nested classes/interfaces inherited from class de.lmu.ifi.dbs.elki.distance.distancefunction.timeseries.AbstractEditDistanceFunction

AbstractEditDistanceFunction.Step

Field Summary

private double	g Keeps the currently set g.
static OptionID	G_ID OptionID for G_PARAM
private DoubleParameter	G_PARAM G parameter

Fields inherited from class de.lmu.ifi.dbs.elki.distance.distancefunction.timeseries.AbstractEditDistanceFunction

bandSize, BANDSIZE_ID, BANDSIZE_PARAM

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

ERPDistanceFunction(Parameterization config)
Constructor, adhering to Parameterizable

Method Summary

DoubleDistance

distance(V v1, V v2) Provides the Edit Distance With Real Penalty distance between the given two vectors.

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

Field Detail

G_ID

public static final OptionID G_ID

OptionID for G_PARAM

G_PARAM

private final DoubleParameter G_PARAM

G parameter

g

private double g

Keeps the currently set g.

Constructor Detail

ERPDistanceFunction

public ERPDistanceFunction(Parameterization config)

Constructor, adhering to Parameterizable

Parameters:

config - Parameterization

Method Detail

distance

public DoubleDistance distance(V v1,
                               V v2)

Provides the Edit Distance With Real Penalty distance between the given two vectors.

Parameters:

v1 - first DatabaseObject

v2 - second DatabaseObject

Returns:

the Edit Distance With Real Penalty distance between the given two vectors as an instance of DoubleDistance.