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

Class ArccosSimilarityAdapter.Instance<O>

java.lang.Object

de.lmu.ifi.dbs.elki.database.query.distance.AbstractDistanceQuery<O>

de.lmu.ifi.dbs.elki.database.query.distance.AbstractDatabaseDistanceQuery<O>

de.lmu.ifi.dbs.elki.distance.distancefunction.AbstractDatabaseDistanceFunction.Instance<O>

de.lmu.ifi.dbs.elki.distance.distancefunction.adapter.AbstractSimilarityAdapter.Instance<O>

de.lmu.ifi.dbs.elki.distance.distancefunction.adapter.ArccosSimilarityAdapter.Instance<O>

Type Parameters:

O - Object type

All Implemented Interfaces:

DatabaseQuery, DistanceQuery<O>

Enclosing class:

ArccosSimilarityAdapter<O>

public static class ArccosSimilarityAdapter.Instance<O>
extends AbstractSimilarityAdapter.Instance<O>

Distance function instance

Author:

Erich Schubert

Field Summary

Fields inherited from class de.lmu.ifi.dbs.elki.database.query.distance.AbstractDistanceQuery

relation

Fields inherited from interface de.lmu.ifi.dbs.elki.database.query.DatabaseQuery

HINT_BULK, HINT_EXACT, HINT_HEAVY_USE, HINT_NO_CACHE, HINT_OPTIMIZED_ONLY, HINT_SINGLE

Constructor Summary

Constructors

Constructor and Description
Instance(Relation<O> database, DistanceFunction<? super O> parent, SimilarityQuery<O> similarityQuery) Constructor.

Method Summary

Modifier and Type	Method and Description
double	transform(double similarity) Transformation function.

Methods inherited from class de.lmu.ifi.dbs.elki.distance.distancefunction.adapter.AbstractSimilarityAdapter.Instance

distance

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

getDistanceFunction

Methods inherited from class de.lmu.ifi.dbs.elki.database.query.distance.AbstractDatabaseDistanceQuery

distance, distance, distance

Methods inherited from class de.lmu.ifi.dbs.elki.database.query.distance.AbstractDistanceQuery

getRelation

Methods inherited from class java.lang.Object

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

Constructor Detail

Instance

public Instance(Relation<O> database,
                DistanceFunction<? super O> parent,
                SimilarityQuery<O> similarityQuery)

Constructor.

Parameters:

database - Database

parent - Parent distance

similarityQuery - similarity Query to use

Method Detail

transform

public double transform(double similarity)

Description copied from class: AbstractSimilarityAdapter.Instance

Transformation function.

Specified by:

transform in class AbstractSimilarityAdapter.Instance<O>

Parameters:

similarity - Similarity value

Returns:

Distance value