com.mockturtlesolutions.snifflib.linalg

Class VectorNorm

java.lang.Object

com.mockturtlesolutions.snifflib.linalg.VectorNorm

All Implemented Interfaces:

VectorNormAlgorithm

public class VectorNorm
extends java.lang.Object
implements VectorNormAlgorithm

Basic decorator class for the vector norm algorithms.

Constructor Summary

Constructors

Constructor and Description
VectorNorm() Construction using the default algorithm.
VectorNorm(AbstractVectorNormAlgorithm Alg) Default construction useful when the user wants to use a non-default algorithm.

Method Summary

Methods

Modifier and Type	Method and Description
static DblMatrix	EuclidNorm(DblMatrix X) Euclidean vector norm
AbstractVectorNormAlgorithm	getAlgorithm() Get the QRAlgorithm currently being used.
DblMatrix	getNorm(DblMatrix X) Return the norm.
static DblMatrix	InfNorm(DblMatrix X) Infinity vector norm.
static DblMatrix	OneNorm(DblMatrix X) One vector norm
static DblMatrix	PNorm(DblMatrix X, double P) P-vector norm
static DblMatrix	PNorm(DblMatrix X, int P) P-vector norm
void	setAlgorithm(AbstractVectorNormAlgorithm M) Set the NormAlgorithm to be used.

Methods inherited from class java.lang.Object

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

Constructor Detail

VectorNorm

public VectorNorm(AbstractVectorNormAlgorithm Alg)

Default construction useful when the user wants to use a non-default algorithm.

VectorNorm

public VectorNorm()

Construction using the default algorithm.

Method Detail

getNorm

public DblMatrix getNorm(DblMatrix X)

Return the norm.

Specified by:

getNorm in interface VectorNormAlgorithm

setAlgorithm

public void setAlgorithm(AbstractVectorNormAlgorithm M)

Set the NormAlgorithm to be used.

getAlgorithm

public AbstractVectorNormAlgorithm getAlgorithm()

Get the QRAlgorithm currently being used.

EuclidNorm

public static DblMatrix EuclidNorm(DblMatrix X)

Euclidean vector norm

OneNorm

public static DblMatrix OneNorm(DblMatrix X)

One vector norm

PNorm

public static DblMatrix PNorm(DblMatrix X,
              int P)

P-vector norm

PNorm

public static DblMatrix PNorm(DblMatrix X,
              double P)

P-vector norm

InfNorm

public static DblMatrix InfNorm(DblMatrix X)

Infinity vector norm.