ImLab Scilab Function
Last update :
imderiche - edge detection using DERICHE method
Calling Sequence
-
[filtered_image] = imderiche(image_data,alpha,dist)
Parameters
-
image_data
: image pixel values
-
alpha
: gaussian width value for filter definition
-
dist
: outdistance to take in account for extrema search
-
filtered_image
: image of edges
Description
This function searches for edges in image and give back an image of edges.
Examples
-Image before filtering :
0000000
0111110
0111110
0111110
0000000
-Image after filtering :
0000000
0111110
0100010
0111110
0000000