de.lmu.ifi.dbs.elki.distance.similarityfunction

Interface DBIDSimilarityFunction

All Superinterfaces:

PrimitiveSimilarityFunction<DBID>, SimilarityFunction<DBID>

All Known Implementing Classes:

AbstractDBIDSimilarityFunction

public interface DBIDSimilarityFunction
extends PrimitiveSimilarityFunction<DBID>

Interface DBIDSimilarityFunction describes the requirements of any similarity function defined over object IDs.

Since:

0.4.0

Author:

Elke Achtert

Method Summary

Modifier and Type	Method and Description
double	similarity(DBID id1, DBID id2) Computes the similarity between two given DatabaseObjects according to this similarity function.

Methods inherited from interface de.lmu.ifi.dbs.elki.distance.similarityfunction.PrimitiveSimilarityFunction

instantiate

Methods inherited from interface de.lmu.ifi.dbs.elki.distance.similarityfunction.SimilarityFunction

getInputTypeRestriction, isSymmetric

Method Detail

similarity

double similarity(DBID id1,
                  DBID id2)

Computes the similarity between two given DatabaseObjects according to this similarity function.

Specified by:

similarity in interface PrimitiveSimilarityFunction<DBID>

Parameters:

id1 - first object id

id2 - second object id

Returns:

the similarity between two given DatabaseObjects according to this similarity function