marf.Classification.Distance
Class ChebyshevDistance

java.lang.Object
  marf.Storage.StorageManager
      marf.Classification.Classification
          marf.Classification.Distance.Distance
              marf.Classification.Distance.ChebyshevDistance

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, IClassification, IStorageManager

public class ChebyshevDistance
extends Distance

Chebyshev Distance Classifier.

Also known as Manhattan or City Block distance. $Id: ChebyshevDistance.java,v 1.19 2007/12/31 00:17:04 mokhov Exp $

Since:

0.0.1

Version:

$Revision: 1.19 $

Author:

Serguei Mokhov

See Also:

Serialized Form

Field Summary

Fields inherited from class marf.Classification.Classification

adFeatureVector, oFeatureExtraction, oResultSet, oTrainingSet

Fields inherited from class marf.Storage.StorageManager

bDumpOnNotFound, iCurrentDumpMode, oObjectToSerialize, strFilename

Fields inherited from interface marf.Classification.IClassification

MARF_INTERFACE_CODE_REVISION

Fields inherited from interface marf.Storage.IStorageManager

DUMP_BINARY, DUMP_CSV_TEXT, DUMP_GZIP_BINARY, DUMP_HTML, DUMP_SQL, DUMP_XML, MARF_INTERFACE_CODE_REVISION, STORAGE_FILE_EXTENSIONS

Constructor Summary

ChebyshevDistance(IFeatureExtraction poFeatureExtraction)
ChebyshevDistance Constructor.

Method Summary

double	distance(double[] padVector1, double[] padVector2) Chebyshev Distance implementation.
static java.lang.String	getMARFSourceCodeRevision() Retrieves class' revision.

Methods inherited from class marf.Classification.Distance.Distance

classify, getResult

Methods inherited from class marf.Classification.Classification

classify, clone, dump, getFeatureExtraction, getResultSet, getTrainingSetFilename, loadTrainingSet, restore, setFeatureExtraction, train, train

Methods inherited from class marf.Storage.StorageManager

backSynchronizeObject, dumpBinary, dumpCSV, dumpGzipBinary, dumpHTML, dumpSQL, dumpXML, enableDumpOnNotFound, equals, getDefaultExtension, getDefaultExtension, getDumpMode, getFilename, getObjectToSerialize, hashCode, restoreBinary, restoreCSV, restoreGzipBinary, restoreHTML, restoreSQL, restoreXML, setDumpMode, setFilename, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ChebyshevDistance

public ChebyshevDistance(IFeatureExtraction poFeatureExtraction)

ChebyshevDistance Constructor.

Parameters:

poFeatureExtraction - FeatureExtraction module reference

Method Detail

distance

public final double distance(double[] padVector1,
                             double[] padVector2)

Chebyshev Distance implementation.

Specified by:

distance in class Distance

Parameters:

padVector1 - first vector to compare

padVector2 - second vector to compare

Returns:

Chebyshev (a.k.a city-block/Manhattan) distance between two feature vectors

getMARFSourceCodeRevision

public static java.lang.String getMARFSourceCodeRevision()

Retrieves class' revision.

Returns:

revision string

Since:

0.3.0.2