net.anwiba.commons.utilities.math

Class Matrix

java.lang.Object

net.anwiba.commons.utilities.math.Matrix

public class Matrix
extends Object

Constructor Summary

Constructors

Constructor and Description
Matrix(int n, int m, double[][] values)

Method Summary

Modifier and Type	Method and Description
static double[][]	copy(int n, int m, double[][] source)
static void	copy(int n, int m, double[][] source, double[][] target)
static void	diagonalization(int maxNumberOfIterations, int m, int n, double[][] p, double[] d, double[][] q, double[] r, double anorm)
static double[][]	fill(double[][] ds)
double	get(int i, int j)
static double	householderReduction(int m, int n, double[][] p, double[] d, double[] r)
static double[][]	identity(int n)
static double[][]	identityZ(int n)
static void	leftHandAccumulation(int m, int n, double[][] p, double[] d)
int	m()
static Matrix	matrix(double[][] values)
Matrix	multiply(double value)
static double[]	multiply(int n, int m, double[][] matrix, double[] vector)
static double[][]	multiply(int n, int m, double scal, double[][] source)
static double[][]	multiply(int n, int m, int p, double[][] matrix, double[][] other)
Matrix	multiply(Matrix other)
int	n()
static double[]	oneVector(int m)
static void	qrTransformation(int l, int k, int n, int m, int k_1, double[][] p, double[][] q, double[] d, double[] r)
static void	rightHandAccumulation(int n, double[][] p, double[][] q, double[] r)
static double	singularValueDecomposition(int maxNumberOfIterations, int m, int n, double[][] a, double[][] p, double[] d, double[][] q)
Matrix	subtract(double value)
static double[][]	subtract(int n, int m, double[][] matrix, double value)
static double[][]	subtract(int n, int m, double[][] matrix, double[][] other)
Matrix	subtract(Matrix other)
Matrix	summate(double value)
static double[][]	summate(int n, int m, double[][] matrix, double value)
static double[][]	summate(int n, int m, double[][] matrix, double[][] other)
Matrix	summate(Matrix other)
static double	trace(int n, int m, double[][] matrix)
static double[][]	transpose(double[][] source)
static double[][]	transpose(int n, int m, double[][] source)
double[][]	values()

Methods inherited from class java.lang.Object

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

Constructor Detail

Matrix

public Matrix(int n,
              int m,
              double[][] values)

Method Detail

matrix

public static Matrix matrix(double[][] values)

n

public int n()

m

public int m()

values

public double[][] values()

multiply

public Matrix multiply(double value)

multiply

public Matrix multiply(Matrix other)

multiply

public static double[][] multiply(int n,
                                  int m,
                                  int p,
                                  double[][] matrix,
                                  double[][] other)

summate

public Matrix summate(double value)

summate

public Matrix summate(Matrix other)

subtract

public Matrix subtract(double value)

subtract

public Matrix subtract(Matrix other)

copy

public static double[][] copy(int n,
                              int m,
                              double[][] source)

copy

public static void copy(int n,
                        int m,
                        double[][] source,
                        double[][] target)

identityZ

public static double[][] identityZ(int n)

identity

public static double[][] identity(int n)

transpose

public static double[][] transpose(double[][] source)

transpose

public static double[][] transpose(int n,
                                   int m,
                                   double[][] source)

multiply

public static double[][] multiply(int n,
                                  int m,
                                  double scal,
                                  double[][] source)

multiply

public static double[] multiply(int n,
                                int m,
                                double[][] matrix,
                                double[] vector)

summate

public static double[][] summate(int n,
                                 int m,
                                 double[][] matrix,
                                 double[][] other)

summate

public static double[][] summate(int n,
                                 int m,
                                 double[][] matrix,
                                 double value)

subtract

public static double[][] subtract(int n,
                                  int m,
                                  double[][] matrix,
                                  double[][] other)

subtract

public static double[][] subtract(int n,
                                  int m,
                                  double[][] matrix,
                                  double value)

trace

public static double trace(int n,
                           int m,
                           double[][] matrix)

leftHandAccumulation

public static void leftHandAccumulation(int m,
                                        int n,
                                        double[][] p,
                                        double[] d)

rightHandAccumulation

public static void rightHandAccumulation(int n,
                                         double[][] p,
                                         double[][] q,
                                         double[] r)

householderReduction

public static double householderReduction(int m,
                                          int n,
                                          double[][] p,
                                          double[] d,
                                          double[] r)

diagonalization

public static void diagonalization(int maxNumberOfIterations,
                                   int m,
                                   int n,
                                   double[][] p,
                                   double[] d,
                                   double[][] q,
                                   double[] r,
                                   double anorm)

qrTransformation

public static void qrTransformation(int l,
                                    int k,
                                    int n,
                                    int m,
                                    int k_1,
                                    double[][] p,
                                    double[][] q,
                                    double[] d,
                                    double[] r)

singularValueDecomposition

public static double singularValueDecomposition(int maxNumberOfIterations,
                                                int m,
                                                int n,
                                                double[][] a,
                                                double[][] p,
                                                double[] d,
                                                double[][] q)

oneVector

public static double[] oneVector(int m)

fill

public static double[][] fill(double[][] ds)

get

public double get(int i,
                  int j)