Package elki.outlier.svm

Class SVDD<V>

java.lang.Object

elki.outlier.svm.SVDD<V>

Type Parameters:

V - Object type

All Implemented Interfaces:

Algorithm, OutlierAlgorithm

@Reference(authors="D. M. J. Tax and R. P. W. Duin",
           title="Support Vector Data Description",
           booktitle="Mach. Learn. 54(1): 45-66",
           url="https://doi.org/10.1023/B:MACH.0000008084.60811.49",
           bibkey="DBLP:journals/ml/TaxD04")
public class SVDD<V>
extends java.lang.Object
implements OutlierAlgorithm

Support Vector Data Description for outlier detection.

Reference:

D. M. J. Tax and R. P. W. Duin
Support Vector Data Description
Mach. Learn. 54(1): 45-66

Since:

0.8.0

Author:

Erich Schubert

Nested Class Summary

Nested classes/interfaces inherited from interface elki.Algorithm

Algorithm.Utils

Field Summary

Fields

Modifier and Type	Field	Description
(package private) double	C	C parameter.
(package private) PrimitiveSimilarity<? super V>	kernel	Kernel function.
private static Logging	LOG	Class logger.

Constructor Summary

Constructors

Constructor	Description
SVDD(PrimitiveSimilarity<? super V> kernel, double C)	Constructor.

Method Summary

Modifier and Type	Method	Description
TypeInformation[]	getInputTypeRestriction()	Get the input type restriction used for negotiating the data query.
OutlierResult	run(Relation<V> relation)	Run one-class SVM.

Methods inherited from class java.lang.Object

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

Methods inherited from interface elki.outlier.OutlierAlgorithm

autorun

Field Detail

LOG

private static final Logging LOG

Class logger.

kernel

PrimitiveSimilarity<? super V> kernel

Kernel function.

C

double C

C parameter.

Constructor Detail

SVDD

public SVDD(PrimitiveSimilarity<? super V> kernel,
            double C)

Constructor.

Parameters:

kernel - Kernel to use with SVM.

C - C parameter

Method Detail

getInputTypeRestriction

public TypeInformation[] getInputTypeRestriction()

Description copied from interface: Algorithm

Get the input type restriction used for negotiating the data query.

Specified by:

getInputTypeRestriction in interface Algorithm

Returns:

Type restriction

run

public OutlierResult run(Relation<V> relation)

Run one-class SVM.

Parameters:

relation - Data relation

Returns:

Outlier result.