de.lmu.ifi.dbs.elki.distance.distancefunction.timeseries

Class AbstractEditDistanceFunction

java.lang.Object

de.lmu.ifi.dbs.elki.distance.distancefunction.AbstractNumberVectorDistanceFunction

de.lmu.ifi.dbs.elki.distance.distancefunction.timeseries.AbstractEditDistanceFunction

All Implemented Interfaces:

DistanceFunction<NumberVector>, NumberVectorDistanceFunction<NumberVector>, PrimitiveDistanceFunction<NumberVector>

Direct Known Subclasses:

DTWDistanceFunction

public abstract class AbstractEditDistanceFunction
extends AbstractNumberVectorDistanceFunction

Edit Distance for FeatureVectors.

Since:

0.2

Author:

Thomas Bernecker

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	AbstractEditDistanceFunction.Parameterizer Parameterization class.

Field Summary

Fields

Modifier and Type	Field and Description
protected double	bandSize Keeps the currently set bandSize.

Constructor Summary

Constructors

Constructor and Description
AbstractEditDistanceFunction(double bandSize) Constructor.

Method Summary

Modifier and Type	Method and Description
protected int	effectiveBandSize(int dim1, int dim2) Compute the effective band size.
boolean	equals(java.lang.Object obj)
VectorTypeInformation<? super NumberVector>	getInputTypeRestriction() Get the input data type of the function.
int	hashCode()

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

dimensionality, dimensionality, dimensionality, dimensionality, dimensionality, dimensionality, dimensionality, dimensionality

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.lmu.ifi.dbs.elki.distance.distancefunction.NumberVectorDistanceFunction

distance

Methods inherited from interface de.lmu.ifi.dbs.elki.distance.distancefunction.PrimitiveDistanceFunction

distance, instantiate

Methods inherited from interface de.lmu.ifi.dbs.elki.distance.distancefunction.DistanceFunction

isMetric, isSquared, isSymmetric

Field Detail

bandSize

protected double bandSize

Keeps the currently set bandSize.

Constructor Detail

AbstractEditDistanceFunction

public AbstractEditDistanceFunction(double bandSize)

Constructor.

Parameters:

bandSize - Band size

Method Detail

effectiveBandSize

protected int effectiveBandSize(int dim1,
                                int dim2)

Compute the effective band size.

Parameters:

dim1 - First dimensionality

dim2 - Second dimensionality

Returns:

Effective bandsize

getInputTypeRestriction

public VectorTypeInformation<? super NumberVector> getInputTypeRestriction()

Description copied from interface: DistanceFunction

Get the input data type of the function.

Specified by:

getInputTypeRestriction in interface DistanceFunction<NumberVector>

Specified by:

getInputTypeRestriction in interface PrimitiveDistanceFunction<NumberVector>

Overrides:

getInputTypeRestriction in class AbstractNumberVectorDistanceFunction

Returns:

Type restriction

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object