de.lmu.ifi.dbs.elki.index.distancematrix

Class PrecomputedSimilarityMatrix.PrecomputedSimilarityQuery

java.lang.Object

de.lmu.ifi.dbs.elki.index.distancematrix.PrecomputedSimilarityMatrix.PrecomputedSimilarityQuery

All Implemented Interfaces:

DatabaseQuery, SimilarityQuery<O>

Enclosing class:

PrecomputedSimilarityMatrix<O>

private class PrecomputedSimilarityMatrix.PrecomputedSimilarityQuery
extends java.lang.Object
implements SimilarityQuery<O>

Similarity query using the precomputed matrix.

Author:

Erich Schubert

Field Summary

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

Modifier	Constructor and Description
private	PrecomputedSimilarityQuery()

Method Summary

Modifier and Type	Method and Description
Relation<? extends O>	getRelation() Access the underlying data query.
SimilarityFunction<? super O>	getSimilarityFunction() Get the inner similarity function.
double	similarity(DBIDRef id1, DBIDRef id2) Returns the similarity between the two objects specified by their object ids.
double	similarity(DBIDRef id1, O o2) Returns the similarity between the two objects specified by their object ids.
double	similarity(O o1, DBIDRef id2) Returns the similarity between the two objects specified by their object ids.
double	similarity(O o1, O o2) Returns the similarity between the two objects specified by their object ids.

Methods inherited from class java.lang.Object

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

Constructor Detail

PrecomputedSimilarityQuery

private PrecomputedSimilarityQuery()

Method Detail

similarity

public double similarity(DBIDRef id1,
                         DBIDRef id2)

Description copied from interface: SimilarityQuery

Returns the similarity between the two objects specified by their object ids.

Specified by:

similarity in interface SimilarityQuery<O>

Parameters:

id1 - first object id

id2 - second object id

Returns:

the similarity between the two objects specified by their object ids

similarity

public double similarity(O o1,
                         DBIDRef id2)

Description copied from interface: SimilarityQuery

Returns the similarity between the two objects specified by their object ids.

Specified by:

similarity in interface SimilarityQuery<O>

Parameters:

o1 - first object

id2 - second object id

Returns:

the similarity between the two objects specified by their object ids

similarity

public double similarity(DBIDRef id1,
                         O o2)

Description copied from interface: SimilarityQuery

Returns the similarity between the two objects specified by their object ids.

Specified by:

similarity in interface SimilarityQuery<O>

Parameters:

id1 - first object id

o2 - second object

Returns:

the similarity between the two objects specified by their object ids

similarity

public double similarity(O o1,
                         O o2)

Description copied from interface: SimilarityQuery

Returns the similarity between the two objects specified by their object ids.

Specified by:

similarity in interface SimilarityQuery<O>

Parameters:

o1 - first object

o2 - second object

Returns:

the similarity between the two objects specified by their object ids

getSimilarityFunction

public SimilarityFunction<? super O> getSimilarityFunction()

Description copied from interface: SimilarityQuery

Get the inner similarity function.

Specified by:

getSimilarityFunction in interface SimilarityQuery<O>

Returns:

Similarity function

getRelation

public Relation<? extends O> getRelation()

Description copied from interface: SimilarityQuery

Access the underlying data query.

Specified by:

getRelation in interface SimilarityQuery<O>

Returns:

data query in use