marf.Classification.Distance
Class DiffDistance

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

All Implemented Interfaces:

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

public class DiffDistance

extends Distance

Diff-Distance Classifier.

$Id: DiffDistance.java,v 1.10 2005/08/11 00:44:50 mokhov Exp $

Since:

0.3.0

Version:

$Revision: 1.10 $

Author:

Serguei Mokhov

See Also:

Serialized Form

Field Summary

static double	DEFAULT_ALLOWED_ERROR Default allowed difference between two features of 0.0001.
static double	DISTANCE_FACTOR Default distance factor to add to the difference to make the subject more distant.

Fields inherited from class marf.Classification.Classification

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

DiffDistance(IFeatureExtraction poFeatureExtraction)
DiffDistance Constructor.

Method Summary

double	distance(double[] padVector1, double[] padVector2) Diff-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

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

Methods inherited from class marf.Storage.StorageManager

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

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_ALLOWED_ERROR

public static final double DEFAULT_ALLOWED_ERROR

Default allowed difference between two features of 0.0001.

See Also:

Constant Field Values

DISTANCE_FACTOR

public static final double DISTANCE_FACTOR

Default distance factor to add to the difference to make the subject more distant.

See Also:

Constant Field Values

Constructor Detail

DiffDistance

public DiffDistance(IFeatureExtraction poFeatureExtraction)

DiffDistance Constructor.

Parameters:

poFeatureExtraction - FeatureExtraction module reference

Method Detail

distance

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

Diff-Distance implementation.

Specified by:

distance in class Distance

Parameters:

padVector1 - first vector to compare

padVector2 - second vector to compare

Returns:

diff-distance between two feature vectors

getMARFSourceCodeRevision

public static java.lang.String getMARFSourceCodeRevision()

Retrieves class' revision.

Returns:

revision string