vtkImageCurveRegion.cxx File Reference

#include "vtkImageCurveRegion.h"
#include "vtkObjectFactory.h"
#include "vtkImageData.h"

Functions
float	determinant (float **mat, int dim)
float	FastGauss (float inverse_sigma, float x)
float	FastGauss2 (float inverse_sqrt_det_covariance, float *x, float *mu, float **inv_cov)
float	GeneralGauss (float *x, float *mu, float **inv_cov, float inv_sqrt_det_cov, int n)
float	GeneralGauss (float term, float InvSigma)
int	InvertMatrix (float **mat, float **inv_mat, int dim)
float	qnexp2 (float x)

---

Function Documentation

float determinant	(	float **	mat,
		int	dim
	)			[inline]

References j, k, and result.

Referenced by BaseMatrix::Determinant(), vtkImageCurveRegion::ExecuteDataGauss(), InvertMatrix(), vtkEMSegmentMRMLManager::IsTreeNodeDistributionLogCovarianceWithCorrectionInvertableAndSemiDefinite(), and trymatd().

float FastGauss	(	float	inverse_sigma,
		float	x
	)			[inline]

References EMSEGMENT_MINUS_ONE_OVER_2_LOG_2, EMSEGMENT_ONE_OVER_ROOT_2_PI, and qnexp2().

Referenced by vtkImageCurveRegion::ExecuteDataGauss().

float FastGauss2	(	float	inverse_sqrt_det_covariance,
		float *	x,
		float *	mu,
		float **	inv_cov
	)			[inline]

References EMSEGMENT_MINUS_ONE_OVER_2_LOG_2, EMSEGMENT_ONE_OVER_2_PI, and qnexp2().

Referenced by vtkImageCurveRegion::ExecuteDataGauss().

float GeneralGauss	(	float *	x,
		float *	mu,
		float **	inv_cov,
		float	inv_sqrt_det_cov,
		int	n
	)			[inline]

References EMSEGMENT_ONE_OVER_ROOT_2_PI, and j.

float GeneralGauss	(	float	term,
		float	InvSigma
	)			[inline]

References EMSEGMENT_ONE_OVER_ROOT_2_PI.

int InvertMatrix	(	float **	mat,
		float **	inv_mat,
		int	dim
	)			[inline]

References determinant().

Referenced by vtkImageCurveRegion::ExecuteDataGauss(), and vtkEMSegmentMRMLManager::IsTreeNodeDistributionLogCovarianceWithCorrectionInvertableAndSemiDefinite().

float qnexp2

(

float

x

)

[inline]

References COERCE, EMSEGMENT_EXPBIAS, EMSEGMENT_EXPMASK, EMSEGMENT_MANTSIZE, EMSEGMENT_MENTMASK, EMSEGMENT_PHANTOM_BIT, EMSEGMENT_SHIFTED_BIAS, EMSEGMENT_SHIFTED_BIAS_COMP, fflush, fprintf, result, and stderr.

Referenced by FastGauss(), and FastGauss2().