javatools.datatypes
Class SVMModel

java.lang.Object
  javatools.datatypes.SVMModel

All Implemented Interfaces:

java.io.Serializable

public class SVMModel
extends java.lang.Object
implements java.io.Serializable

This class is part of the Java Tools (see http://mpii.de/yago-naga/javatools). It is licensed under the Creative Commons Attribution License (see http://creativecommons.org/licenses/by/3.0) by the YAGO-NAGA team (see http://mpii.de/yago-naga). This class implements an SVM-light-Model. This code is the Java-translation of Thorsten Joachim's SVM-light classifier (with permission by the author), see http://svmlight.joachims.org/

See Also:

Serialized Form

Nested Class Summary

static class

SVMModel.KernelType Defines the enum of the Kernel-type (LINEAR,POLY,RBF,SIGMOID)

Constructor Summary

SVMModel(java.io.File f)
Reads the SVMModel from a SVM-light model file

SVMModel(java.lang.String f)
Reads the SVMModel from an SVM-light model file

Method Summary

double	classify(SparseVector v) Classifies a SparseVector
double	kernel(SparseVector a, SparseVector b) Computes a kernel
static void	main(java.lang.String[] argv) Test routine
java.lang.String	toString() Returns this model as a descriptive string

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

SVMModel

public SVMModel(java.lang.String f)
         throws java.lang.Exception

Reads the SVMModel from an SVM-light model file

Throws:

java.lang.Exception

SVMModel

public SVMModel(java.io.File f)
         throws java.lang.Exception

Reads the SVMModel from a SVM-light model file

Throws:

java.lang.Exception

Method Detail

classify

public double classify(SparseVector v)

Classifies a SparseVector

kernel

public double kernel(SparseVector a,
                     SparseVector b)

Computes a kernel

toString

public java.lang.String toString()

Returns this model as a descriptive string

Overrides:

toString in class java.lang.Object

main

public static void main(java.lang.String[] argv)
                 throws java.lang.Exception

Test routine

Throws:

java.lang.Exception