Gray Level Zone Matrix

Detailed Description

• Distance (to border) Zone Matrix

See also

• [23] - Image biomarker standardisation initiative
• [20] - Advanced Statistical Matrices for Texture Characterization: Application to Cell Classification
• [19] - Advanced Statistical Matrices for Texture Characterization: Application to DNA Chromatin and Microtubule Network Classification

Author

• Guillaume Thibault - original code
• José-Marcio Martins da Cruz - port to Smil

ToDo

• convert data types to usual Smil data types;
• can't handle images bigger than 2 GBytes;
• loop optimisations to do;
• convert C to C++ code.

Collaboration diagram for Gray Level Zone Matrix:

Functions
template<class T >
vector< double >	grayLevelZMDistance (const Image< T > &imIn, int NbNDG, int Method)
	grayLevelDistanceZM() - More...
template<class T >
vector< double >	grayLevelZMSize (const Image< T > &imIn, int NbNDG)
	grayLevelSizeZM() - More...

Function Documentation

grayLevelZMDistance()

vector<double> smil::grayLevelZMDistance	(	const Image< T > &	imIn,
		int	NbNDG,
		int	Method
	)

grayLevelDistanceZM() -

Parameters

[in]	imIn	: the initial image
[in]	NbNDG	: NbNDG
[in]	Method	: Geodesic Method 0 -> Size 1 -> Diameter 2 -> Elongation 3 -> Tortuosity

Returns

a vector with features

• 0 - SZE - Small Zone Emphasis
• 1 - LZE - Large Zone Emphasis
• 2 - LGZE - Low Gray level Zone Emphasis
• 3 - HGZE - High Gray level Zone Emphasis
• 4 - SZLGE - Small Zone Low Gray level Emphasis
• 5 - SZHGE - Small Zone High Gray level Emphasis
• 6 - LZLGE - Large Zone Low Gray level Emphasis
• 7 - LZHGE - Large Zone High Gray level Emphasis
• 8 - GLNU - Gray Level Non Uniform
• 9 - SZNU - Size Zone Non Uniform
• 10 - BARYGL - Barycenter on Gray Levels
• 11 - BARYS - Barycenter on Zone sizes

grayLevelZMSize()

vector<double> smil::grayLevelZMSize	(	const Image< T > &	imIn,
		int	NbNDG
	)

grayLevelSizeZM() -

Parameters

[in]	imIn	: the initial image
[in]	NbNDG	: NbNDG

Returns

a vector with features (see grayLevelZMDistance() for description)

This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.