de.unihalle.informatik.MiToBo.segmentation.levelset.nonPDE

Class MTBLengthEnergyFW3D2PNonPDE

java.lang.Object

de.unihalle.informatik.MiToBo.segmentation.levelset.nonPDE.MTBGenericEnergyNonPDE

de.unihalle.informatik.MiToBo.segmentation.levelset.nonPDE.MTBLengthEnergyNonPDE

de.unihalle.informatik.MiToBo.segmentation.levelset.nonPDE.MTBLengthEnergyFWNonPDE

de.unihalle.informatik.MiToBo.segmentation.levelset.nonPDE.MTBLengthEnergyFW3DNonPDE

de.unihalle.informatik.MiToBo.segmentation.levelset.nonPDE.MTBLengthEnergyFW3D2PNonPDE

@ALDParametrizedClass
public class MTBLengthEnergyFW3D2PNonPDE
extends MTBLengthEnergyFW3DNonPDE

Implements the (standard) length energy using forward differences for 3D images and a two phase levelset function.

Field Summary

Fields

Modifier and Type	Field and Description
private double	SQRT_2
private double	SQRT_3

Fields inherited from class de.unihalle.informatik.MiToBo.segmentation.levelset.nonPDE.MTBLengthEnergyNonPDE

doNormalization, FLAG_LENGTH, mu, scaleFactor

Fields inherited from class de.unihalle.informatik.MiToBo.segmentation.levelset.nonPDE.MTBGenericEnergyNonPDE

debug, name

Constructor Summary

Constructors

Constructor and Description
MTBLengthEnergyFW3D2PNonPDE() constructor
MTBLengthEnergyFW3D2PNonPDE(double mu) constructor

Method Summary

Modifier and Type	Method and Description
protected double	gradMagHeaviside(double a, double b, double c, double d) calculate the gradient magnitude of the forward difference of the heaviside function corresponding to the level set for one voxel

Methods inherited from class de.unihalle.informatik.MiToBo.segmentation.levelset.nonPDE.MTBLengthEnergyFW3DNonPDE

deltaE, E, E

Methods inherited from class de.unihalle.informatik.MiToBo.segmentation.levelset.nonPDE.MTBLengthEnergyFWNonPDE

createEnergy, init

Methods inherited from class de.unihalle.informatik.MiToBo.segmentation.levelset.nonPDE.MTBLengthEnergyNonPDE

setScaleFactor, toString

Methods inherited from class de.unihalle.informatik.MiToBo.segmentation.levelset.nonPDE.MTBGenericEnergyNonPDE

deltaE, estimateParams, getNewIndent, print, setDebug, updateParams, updateParams

Methods inherited from class java.lang.Object

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

Field Detail

SQRT_2

private final double SQRT_2

SQRT_3

private final double SQRT_3

Constructor Detail

MTBLengthEnergyFW3D2PNonPDE

public MTBLengthEnergyFW3D2PNonPDE(double mu)

constructor

Parameters:

mu - weight of the length term

MTBLengthEnergyFW3D2PNonPDE

public MTBLengthEnergyFW3D2PNonPDE()

constructor

Method Detail

gradMagHeaviside

protected double gradMagHeaviside(double a,
                                  double b,
                                  double c,
                                  double d)

calculate the gradient magnitude of the forward difference of the heaviside function corresponding to the level set for one voxel

Specified by:

gradMagHeaviside in class MTBLengthEnergyFW3DNonPDE

Parameters:

a - heaviside functtion at (x,y,z)

b - heaviside functtion at (x+1,y,z)

c - heaviside functtion at (x,y+1,z)

d - heaviside functtion at (x,y,z+1)

Returns: