visad.sounder

Class PCA

java.lang.Object

visad.sounder.PCA

public class PCA
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
PCA(JamaMatrix eigenvectors, JamaMatrix mean_vector)

Method Summary

Modifier and Type	Method and Description
JamaMatrix	compress(Spectrum spectrum)
Spectrum	compressReconstruct(Spectrum spectrum)
static JamaMatrix	makeCovarianceMatrix(double[][] data_vectors)
JamaMatrix	uncompress(JamaMatrix trans_data_vector)

Methods inherited from class java.lang.Object

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

Constructor Detail

PCA

public PCA(JamaMatrix eigenvectors,
           JamaMatrix mean_vector)

Method Detail

compressReconstruct

public Spectrum compressReconstruct(Spectrum spectrum)
                             throws VisADException,
                                    java.rmi.RemoteException,
                                    java.lang.IllegalAccessException,
                                    java.lang.InstantiationException,
                                    java.lang.reflect.InvocationTargetException

Throws:

VisADException

java.rmi.RemoteException

java.lang.IllegalAccessException

java.lang.InstantiationException

java.lang.reflect.InvocationTargetException

compress

public JamaMatrix compress(Spectrum spectrum)
                    throws VisADException,
                           java.rmi.RemoteException,
                           java.lang.IllegalAccessException,
                           java.lang.InstantiationException,
                           java.lang.reflect.InvocationTargetException

Throws:

VisADException

java.rmi.RemoteException

java.lang.IllegalAccessException

java.lang.InstantiationException

java.lang.reflect.InvocationTargetException

uncompress

public JamaMatrix uncompress(JamaMatrix trans_data_vector)
                      throws VisADException,
                             java.lang.IllegalAccessException,
                             java.lang.InstantiationException,
                             java.lang.reflect.InvocationTargetException

Throws:

VisADException

java.lang.IllegalAccessException

java.lang.InstantiationException

java.lang.reflect.InvocationTargetException

makeCovarianceMatrix

public static JamaMatrix makeCovarianceMatrix(double[][] data_vectors)
                                       throws VisADException,
                                              java.lang.IllegalAccessException,
                                              java.lang.InstantiationException,
                                              java.lang.reflect.InvocationTargetException

Throws:

VisADException

java.lang.IllegalAccessException

java.lang.InstantiationException

java.lang.reflect.InvocationTargetException