de.lmu.ifi.dbs.elki.distance.similarityfunction
Class AbstractPreprocessorBasedSimilarityFunction<O extends DatabaseObject,P extends Preprocessor<O>,D extends Distance<D>>

java.lang.Object
  de.lmu.ifi.dbs.elki.logging.AbstractLoggable
      de.lmu.ifi.dbs.elki.distance.AbstractMeasurementFunction<O,D>
          de.lmu.ifi.dbs.elki.distance.similarityfunction.AbstractSimilarityFunction<O,D>
              de.lmu.ifi.dbs.elki.distance.similarityfunction.AbstractPreprocessorBasedSimilarityFunction<O,P,D>

Type Parameters:

O - object type

P - preprocessor type

D - distance type

All Implemented Interfaces:

MeasurementFunction<O,D>, PreprocessorBasedMeasurementFunction<O,P,D>, SimilarityFunction<O,D>, PreprocessorClient<P,O>, Parameterizable

Direct Known Subclasses:

FractionalSharedNearestNeighborSimilarityFunction, SharedNearestNeighborSimilarityFunction

public abstract class AbstractPreprocessorBasedSimilarityFunction<O extends DatabaseObject,P extends Preprocessor<O>,D extends Distance<D>>
extends AbstractSimilarityFunction<O,D>
implements PreprocessorBasedMeasurementFunction<O,P,D>

Abstract super class for distance functions needing a preprocessor.

Author:

Elke Achtert

Field Summary

private PreprocessorHandler<O,P>

preprocessorHandler The handler class for the preprocessor.

Fields inherited from class de.lmu.ifi.dbs.elki.distance.AbstractMeasurementFunction

distanceFactory

Fields inherited from class de.lmu.ifi.dbs.elki.logging.AbstractLoggable

debug, logger

Constructor Summary

AbstractPreprocessorBasedSimilarityFunction(Parameterization config, D distance)
Constructor, supporting Parameterizable

Method Summary

P	getPreprocessor() Get the preprocessor managed by this handler
void	setDatabase(Database<O> database) Calls AbstractMeasurementFunction.setDatabase(de.lmu.ifi.dbs.elki.database.Database) and runs the preprocessor on the database.

Methods inherited from class de.lmu.ifi.dbs.elki.distance.similarityfunction.AbstractSimilarityFunction

similarity, similarity

Methods inherited from class de.lmu.ifi.dbs.elki.distance.AbstractMeasurementFunction

getDatabase, getDistanceFactory, infiniteDistance, nullDistance, undefinedDistance, valueOf

Methods inherited from class de.lmu.ifi.dbs.elki.logging.AbstractLoggable

debugFine, debugFiner, debugFinest, exception, progress, verbose, warning

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.lmu.ifi.dbs.elki.distance.MeasurementFunction

getDistanceFactory, infiniteDistance, nullDistance, undefinedDistance, valueOf

Methods inherited from interface de.lmu.ifi.dbs.elki.preprocessing.PreprocessorClient

getAssociationID, getDefaultPreprocessorClass, getPreprocessorDescription, getPreprocessorSuperClass

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

similarity

Field Detail

preprocessorHandler

private final PreprocessorHandler<O extends DatabaseObject,P extends Preprocessor<O>> preprocessorHandler

The handler class for the preprocessor.

Constructor Detail

AbstractPreprocessorBasedSimilarityFunction

public AbstractPreprocessorBasedSimilarityFunction(Parameterization config,
                                                   D distance)

Constructor, supporting Parameterizable

Parameters:

config - Parameterization

distance - Distance factory

Method Detail

setDatabase

public void setDatabase(Database<O> database)

Calls AbstractMeasurementFunction.setDatabase(de.lmu.ifi.dbs.elki.database.Database) and runs the preprocessor on the database.

Specified by:

setDatabase in interface MeasurementFunction<O extends DatabaseObject,D extends Distance<D>>

Overrides:

setDatabase in class AbstractMeasurementFunction<O extends DatabaseObject,D extends Distance<D>>

Parameters:

database - the database to be set

getPreprocessor

public final P getPreprocessor()

Get the preprocessor managed by this handler

Returns:

Preprocessor