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Interface GAUSS_Convolution

All Known Implementing Classes:

My_GAUSS_Convolution

public interface GAUSS_Convolution

Generic interface for a class that calculates the convolution of an image with a Gaussian Filter.

Author:

Alessandro Martini, Claudio Fantacci

Method Summary

float	makeConvolutionDxx(int x, int y, int filtersize) Computes the Gaussian second oder partial derivative in in x-direction and returns the value of the (x,y) point for a filter large as specified.
float	makeConvolutionDxy(int x, int y, int filtersize) Computes the Gaussian second oder partial derivative in in xy-direction and returns the value of the (x,y) point for a filter large as specified.
float	makeConvolutionDyy(int x, int y, int filtersize) Computes the Gaussian second oder partial derivative in in y-direction and returns the value of the (x,y) point for a filter large as specified.

Method Detail

makeConvolutionDxx

float makeConvolutionDxx(int x,
                         int y,
                         int filtersize)

Computes the Gaussian second oder partial derivative in in x-direction and returns the value of the (x,y) point for a filter large as specified.

Parameters:

x -

y -

filtersize -

Returns:

float Gauss Convolution value in the x-direction for the specified Interest Point.

makeConvolutionDxy

float makeConvolutionDxy(int x,
                         int y,
                         int filtersize)

Computes the Gaussian second oder partial derivative in in xy-direction and returns the value of the (x,y) point for a filter large as specified.

Parameters:

x -

y -

filtersize -

Returns:

float Gauss Convolution value in the xy-direction for the specified Interest Point.

makeConvolutionDyy

float makeConvolutionDyy(int x,
                         int y,
                         int filtersize)

Computes the Gaussian second oder partial derivative in in y-direction and returns the value of the (x,y) point for a filter large as specified.

Parameters:

x -

y -

filtersize -

Returns:

float Gauss Convolution value in the y-direction for the specified Interest Point.