Class MatrixObservations

java.lang.Object

jwat.MatrixObservations

public class MatrixObservations
extends Object

This class stores all information about observations, variables and bivariate statistics

Version:

1.1

Author:

Brambilla Davide, Fumagalli Claudio

Constructor Summary

Constructors

Constructor	Description
MatrixObservations(Observation[] Matrix, String[] Vname, int[] TipoVar, VariableMapping[] map)	Constructor, instantiates a Matrix of observations passing an array of observations, an array of variable's names, an array of variable's types and an array of mapping class for each variable.

Method Summary

Modifier and Type	Method	Description
void	applyTransformation(int varSel, short type)
void	doSampling(int varSel, FilterOnVariable filter)
StatBivariate	getBivStatObj()	Returns the object of bivariate statistics.
Observation[]	getListObs()	Returns the array of original observations.
int	getNumOfObs()	Returns the number of observations currently used.
int	getNumOfOriginalObs()	Returns the number of observations.
int	getNumVariables()	Returns the number of variables.
String[]	getVariableNames()	Returns the array of variable's names.
VariableNumber[]	getVariables()	Returns the array of variables.
void	undoSampling(int varSel)
boolean	undoTransformation(int varSel)

Methods inherited from class Object

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

Constructor Details

MatrixObservations

public MatrixObservations(Observation[] Matrix,
 String[] Vname,
 int[] TipoVar,
 VariableMapping[] map)
                   throws OutOfMemoryError

Constructor, instantiates a Matrix of observations passing an array of observations, an array of variable's names, an array of variable's types and an array of mapping class for each variable.

Parameters:

Matrix - Array of observations.

Vname - Varaible's names

TipoVar - Variable's types

map - array of mapping class for each variable

Throws:

OutOfMemoryError

Method Details

getVariables

public VariableNumber[] getVariables()

Returns the array of variables.

Returns:

Array of variables.

getNumVariables

public int getNumVariables()

Returns the number of variables.

Returns:

number of variables.

getBivStatObj

public StatBivariate getBivStatObj()

Returns the object of bivariate statistics.

Returns:

object of bivariate statistics.

getListObs

public Observation[] getListObs()

Returns the array of original observations.

Returns:

array of original observations.

getVariableNames

public String[] getVariableNames()

Returns the array of variable's names.

Returns:

variable's names.

getNumOfObs

public int getNumOfObs()

Returns the number of observations currently used.

Returns:

number of observations currently used.

getNumOfOriginalObs

public int getNumOfOriginalObs()

Returns the number of observations.

Returns:

number of observations.

applyTransformation

public void applyTransformation(int varSel,
 short type)
                         throws TrasformException

Throws:

TrasformException

undoTransformation

public boolean undoTransformation(int varSel)

doSampling

public void doSampling(int varSel,
 FilterOnVariable filter)

undoSampling

public void undoSampling(int varSel)