at.mug.iqm.commons.util

Class Higuchi

java.lang.Object

at.mug.iqm.commons.util.Higuchi

public class Higuchi
extends Object

Fractal Dimension using Higuchi Dimension see T. Higuchi, Physica D 31, 1988, 277 and T. Higuchi, Physica D 46, 1990, 254 see also W.Klonowski, E. Olejarczyk, R. Stepien, P. Jalowiecki and R. Rudner, Monitoring The Depth Of Anaesthesia Using Fractal Complexity Method,333-342 in:Complexus Mundi: Emergent Patterns In Nature, M.M. Novak ed., World Scientific Publishing, 2006

Changes

• 2011 08 17 eliminated bug - plot only for Dh > 1.5

Since:

2010 02

Author:

Helmut Ahammer

Field Summary

Fields

Modifier and Type	Field and Description
private Vector<Double>	lnDataX
private Vector<Double>	lnDataY
private AbstractOperator	operator
private int	progressBarMax
private int	progressBarMin

Constructor Summary

Constructors

Constructor and Description
Higuchi() This is the standard constructor
Higuchi(AbstractOperator operator) This is the standard constructor with the possibility to import calling class This is useful for progress bar and canceling functionality

Method Summary

Modifier and Type	Method and Description
double[]	calcDimension(Vector<Double> L, int regStart, int regEnd, String plotName, boolean showPlot, boolean deleteExistingPlot)
Vector<Double>	calcLengths(Vector<Double> data, int k) This method calculates the "Lengths" of the series
Vector<Double>	getLnDataX()
Vector<Double>	getLnDataY()
int	getProgressBarMax()
int	getProgressBarMin()
void	setLnDataX(Vector<Double> lnDataX)
void	setLnDataY(Vector<Double> lnDataY)
void	setProgressBarMax(int progressBarMax)
void	setProgressBarMin(int progressBarMin)

Methods inherited from class java.lang.Object

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

Field Detail

operator

private AbstractOperator operator

progressBarMin

private int progressBarMin

progressBarMax

private int progressBarMax

lnDataX

private Vector<Double> lnDataX

lnDataY

private Vector<Double> lnDataY

Constructor Detail

Higuchi

public Higuchi(AbstractOperator operator)

This is the standard constructor with the possibility to import calling class This is useful for progress bar and canceling functionality

Parameters:

operator -

Higuchi

public Higuchi()

This is the standard constructor

Method Detail

getLnDataX

public Vector<Double> getLnDataX()

setLnDataX

public void setLnDataX(Vector<Double> lnDataX)

getLnDataY

public Vector<Double> getLnDataY()

setLnDataY

public void setLnDataY(Vector<Double> lnDataY)

getProgressBarMin

public int getProgressBarMin()

setProgressBarMin

public void setProgressBarMin(int progressBarMin)

getProgressBarMax

public int getProgressBarMax()

setProgressBarMax

public void setProgressBarMax(int progressBarMax)

calcLengths

public Vector<Double> calcLengths(Vector<Double> data,
                                  int k)

This method calculates the "Lengths" of the series

Parameters:

data - 1D data vector

k - number of newly calculated time series, k must be smaller than the total number of time points k should not be greater than N/3 (N number of data points)!

Returns:

Vector L[k] "lengths"

calcDimension

public double[] calcDimension(Vector<Double> L,
                              int regStart,
                              int regEnd,
                              String plotName,
                              boolean showPlot,
                              boolean deleteExistingPlot)

Parameters:

L - Higuchi Lengths

regStart -

regEnd -

Returns:

double Dh