Package elki.similarity

Class FractionalSharedNearestNeighborSimilarity<O>

java.lang.Object

elki.similarity.AbstractIndexBasedSimilarity<O,SharedNearestNeighborIndex.Factory<O>>

elki.similarity.FractionalSharedNearestNeighborSimilarity<O>

Type Parameters:

O - object type

All Implemented Interfaces:

IndexBasedSimilarity<O>, NormalizedSimilarity<O>, Similarity<O>

public class FractionalSharedNearestNeighborSimilarity<O>
extends AbstractIndexBasedSimilarity<O,SharedNearestNeighborIndex.Factory<O>>
implements NormalizedSimilarity<O>

SharedNearestNeighborSimilarity with a pattern defined to accept Strings that define a non-negative Integer.

Since:

0.2

Author:

Arthur Zimek

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	FractionalSharedNearestNeighborSimilarity.Instance<T>	Actual instance for a dataset.

Field Summary

Fields inherited from class elki.similarity.AbstractIndexBasedSimilarity

indexFactory

Constructor Summary

Constructors

Constructor	Description
FractionalSharedNearestNeighborSimilarity(SharedNearestNeighborIndex.Factory<O> indexFactory)	Constructor.

Method Summary

Modifier and Type	Method	Description
<T extends O> FractionalSharedNearestNeighborSimilarity.Instance<T>	instantiate(Relation<T> database)	Preprocess the database to get the actual distance function.

Methods inherited from class elki.similarity.AbstractIndexBasedSimilarity

getInputTypeRestriction, isSymmetric

Methods inherited from class java.lang.Object

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

Methods inherited from interface elki.similarity.Similarity

getInputTypeRestriction, isSymmetric

Constructor Detail

FractionalSharedNearestNeighborSimilarity

public FractionalSharedNearestNeighborSimilarity(SharedNearestNeighborIndex.Factory<O> indexFactory)

Constructor.

Parameters:

indexFactory - Index factory.

Method Detail

instantiate

public <T extends O> FractionalSharedNearestNeighborSimilarity.Instance<T> instantiate(Relation<T> database)

Description copied from interface: IndexBasedSimilarity

Preprocess the database to get the actual distance function.

Specified by:

instantiate in interface IndexBasedSimilarity<O>

Specified by:

instantiate in interface Similarity<O>

Specified by:

instantiate in class AbstractIndexBasedSimilarity<O,SharedNearestNeighborIndex.Factory<O>>

Parameters:

database - Representation to use

Returns:

Actual distance query.