Package jdistlib.accelerator

Class FloatPivotedQrFactor

java.lang.Object

jdistlib.accelerator.FloatPivotedQrFactor

public final class FloatPivotedQrFactor
extends Object

Immutable FP32 column-pivoted Householder QR factorization.

Constructor Summary

Constructors

Constructor	Description
FloatPivotedQrFactor(int rows, int columns, float[] qr, float[] tau, int[] pivot)	Creates a factor from packed Householder QR storage and a zero-based pivot.

Method Summary

Modifier and Type	Method	Description
int	columns()
float[]	packed()
int[]	pivot()
int	rank()
int	rank(float tolerance)
int	rows()
float[]	solveLeastSquares(float[] right)

Methods inherited from class java.lang.Object

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

Constructor Details

FloatPivotedQrFactor

public FloatPivotedQrFactor(int rows,
 int columns,
 float[] qr,
 float[] tau,
 int[] pivot)

Creates a factor from packed Householder QR storage and a zero-based pivot.

Method Details

rows

public int rows()

columns

public int columns()

pivot

public int[] pivot()

packed

public float[] packed()

rank

public int rank()

rank

public int rank(float tolerance)

solveLeastSquares

public float[] solveLeastSquares(float[] right)