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PLUS Edge Detection Filter

by Sergei Koptenko

 

28 Jun 2006 (Updated 28 Jun 2006)

Code covered by the BSD License  

PLUS = (Second-Derivative-in-the-Gradient-Direction + Laplacian) edge detection filter

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Modification of SDGD edge detector by Verbeek and Vliet. Improved and accurate method for edge detection based on sum of Laplacian and second derivative in the gradient direction (SDGD) proposed by Marr D., Hildreth E.C.

in 'Theory of edge Detection' In Proceedings of the Royal Society, 207, pp. 187-217, 1980.
This is a second try. After trying to update the original submission from 2005-12-01, the file just disappeared from the FEX.

MATLAB release MATLAB 7.2 (R2006a)
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Other Files plus_filt2D.m,
GaussDx.m,
GaussDx2.m,
plus_filt1D.m
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filtering Sergei Koptenko 22 Oct 2008 08:31:23
plus sdgd edge detection filter image second derivative gradient Sergei Koptenko 22 Oct 2008 08:31:23
 

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