Package edu.cmu.tetrad.search

Class FastIca.IcaResult

java.lang.Object

edu.cmu.tetrad.search.FastIca.IcaResult

Enclosing class:

FastIca

public static class FastIca.IcaResult
extends Object

A list containing the following components

X: pre-processed data matrix

K: pre-whitening matrix that projects data onto the first n.comp principal components.

W: estimated un-mixing matrix (see definition in details)

A: estimated mixing matrix

S: estimated source matrix

Constructor Summary

Constructors

Constructor	Description
IcaResult(Matrix X, Matrix K, Matrix W, Matrix S)	Constructs an instance of the IcaResult class, taking as arguments the four matrices that are the result of the Fast ICA algorithm.

Method Summary

Modifier and Type	Method	Description
Matrix	getK()	Returns the pre-whitening matrix that projects data onto the first n.comp principal components.
Matrix	getS()	Returns the estimated source matrix.
Matrix	getW()	Returns the estimated un-mixing matrix.
Matrix	getX()	Returns the pre-processed data matrix.
String	toString()	Returns a string representation of this IcaResult object.

Methods inherited from class java.lang.Object

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

Constructor Details

IcaResult

public IcaResult(Matrix X,
 Matrix K,
 Matrix W,
 Matrix S)

Constructs an instance of the IcaResult class, taking as arguments the four matrices that are the result of the Fast ICA algorithm.

Parameters:

X - The pre-processed data matrix.

K - The pre-whitening matrix that projects data onto the first n.comp principal components.

W - The estimated un-mixing matrix.

S - The estimated source matrix.

Method Details

getX

public Matrix getX()

Returns the pre-processed data matrix.

Returns:

this matrix.

getK

public Matrix getK()

Returns the pre-whitening matrix that projects data onto the first n.comp principal components.

Returns:

this matrix.

getW

public Matrix getW()

Returns the estimated un-mixing matrix.

Returns:

this matrix.

getS

public Matrix getS()

Returns the estimated source matrix.

Returns:

this matrix.

toString

public String toString()

Returns a string representation of this IcaResult object.

Overrides:

toString in class Object

Returns:

this string.