com.github.chen0040.rl.utils

Class Matrix

java.lang.Object

com.github.chen0040.rl.utils.Matrix

All Implemented Interfaces:

Serializable, Cloneable

public class Matrix
extends Object
implements Serializable, Cloneable

Created by xschen on 9/27/2015 0027.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Matrix()
Matrix(double[][] A)
Matrix(int rowCount, int columnCount)

Method Summary

Modifier and Type	Method and Description
Object	clone()
List<Vec>	columnVectors()
void	copy(Matrix rhs)
boolean	equals(Object rhs)
double	get(int rowIndex, int columnIndex)
int	getColumnCount()
double	getDefaultValue()
Vec	getRow(int rowIndex)
int	getRowCount()
HashMap<Integer,Vec>	getRows()
static Matrix	identity(int dimension)
boolean	isSymmetric()
Matrix	multiply(Matrix rhs)
Vec	multiply(Vec rhs)
void	set(int rowIndex, int columnIndex, double value)
void	setAll(double value)
void	setDefaultValue(double defaultValue)
void	setRow(int rowIndex, Vec rowVector)

Methods inherited from class java.lang.Object

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

Constructor Detail

Matrix

public Matrix()

Matrix

public Matrix(double[][] A)

Matrix

public Matrix(int rowCount,
              int columnCount)

Method Detail

setRow

public void setRow(int rowIndex,
                   Vec rowVector)

identity

public static Matrix identity(int dimension)

equals

public boolean equals(Object rhs)

Overrides:

equals in class Object

clone

public Object clone()

Overrides:

clone in class Object

copy

public void copy(Matrix rhs)

getRowCount

public int getRowCount()

getColumnCount

public int getColumnCount()

getDefaultValue

public double getDefaultValue()

setDefaultValue

public void setDefaultValue(double defaultValue)

set

public void set(int rowIndex,
                int columnIndex,
                double value)

getRows

public HashMap<Integer,Vec> getRows()

getRow

public Vec getRow(int rowIndex)

setAll

public void setAll(double value)

get

public double get(int rowIndex,
                  int columnIndex)

columnVectors

public List<Vec> columnVectors()

multiply

public Matrix multiply(Matrix rhs)

isSymmetric

public boolean isSymmetric()

multiply

public Vec multiply(Vec rhs)