jsat.linear

Class QRDecomposition

java.lang.Object

jsat.linear.QRDecomposition

All Implemented Interfaces:

Serializable

public class QRDecomposition
extends Object
implements Serializable

Author:

Edward Raff

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
QRDecomposition(Matrix A)
QRDecomposition(Matrix A, ExecutorService threadpool)
QRDecomposition(Matrix Q, Matrix R)

Method Summary

Modifier and Type	Method and Description
double	absDet()
Matrix	solve(Matrix B)
Matrix	solve(Matrix B, ExecutorService threadpool)
Vec	solve(Vec b)

Methods inherited from class java.lang.Object

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

Constructor Detail

QRDecomposition

public QRDecomposition(Matrix Q,
                       Matrix R)

QRDecomposition

public QRDecomposition(Matrix A)

QRDecomposition

public QRDecomposition(Matrix A,
                       ExecutorService threadpool)

Method Detail

absDet

public double absDet()

Returns:

the absolute value of the determinant of the original Matrix, abs(|A|)

solve

public Vec solve(Vec b)

solve

public Matrix solve(Matrix B)

solve

public Matrix solve(Matrix B,
                    ExecutorService threadpool)