[vtkusers] gradient of a few pixel value

tony hakki tony2007vtk at yahoo.com
Tue Mar 6 12:14:45 EST 2007


hi ;
I got a few(10 values) pixel value through the normal vector.  I would like to get these values' first derivative(gradient)  to find maximum gradient magnitude . How can I accomplish that? Is there any available class for this?
Thanks in advance


 
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