com.intersult.ai.util

Class Matrix

java.lang.Object

com.intersult.ai.util.Matrix

public class Matrix
extends Object

Author:

Dieter Kaeppel

Field Summary

Fields

Modifier and Type	Field and Description
static DecimalFormat	FORMAT
double[][]	values

Constructor Summary

Constructors

Constructor and Description
Matrix(int height)
Matrix(int height, int width)

Method Summary

Methods

Modifier and Type	Method and Description
Matrix	add(Matrix matrix)
Matrix	diagonale()
int	getHeight()
int	getWidth()
Matrix	multiply(double value)
Matrix	multiply(Matrix matrix)
Matrix	negate()
double	scalar(Matrix matrix)
Matrix	subtract(Matrix matrix)
String	toString()
Matrix	transpose()
static Matrix	unity(int size)
static Matrix	unity(int height, int width)
static Matrix	vector(double... values)

Methods inherited from class java.lang.Object

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

Field Detail

FORMAT

public static final DecimalFormat FORMAT

values

public double[][] values

Constructor Detail

Matrix

public Matrix(int height)

Matrix

public Matrix(int height,
      int width)

Method Detail

unity

public static Matrix unity(int size)

unity

public static Matrix unity(int height,
           int width)

vector

public static Matrix vector(double... values)

getHeight

public int getHeight()

getWidth

public int getWidth()

transpose

public Matrix transpose()

negate

public Matrix negate()

add

public Matrix add(Matrix matrix)

subtract

public Matrix subtract(Matrix matrix)

multiply

public Matrix multiply(double value)

multiply

public Matrix multiply(Matrix matrix)

scalar

public double scalar(Matrix matrix)

diagonale

public Matrix diagonale()

toString

public String toString()

Overrides:

toString in class Object