Crea sito
EDGES
Sobel 3x3 edge masks:
X derivative
-1
0
1
-2
0
2
-1
0
1
Y derivative
-1
-2
-1
0
0
0
1
2
1
J. Canny,
Finding edges and lines in images
, Tech. Rep. 720, MIT, Artificial Intelligence Lab., 1983
J. Canny,
A computational approach to edge detection
, IEEE Trans. Pattern An. Machine Intell. 8, 1986, 679-698
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