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Updated the text on two classes of methods to incorporate the differential approach to non-maximum suppression. |
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where <math>L_x</math>, <math>L_y</math> ... <math>L_{yyy}</math> denote partial derivatives computed from
a [[scale-space]] representation <math>L</math> obtained by smoothing the original image with a Gaussian kernel.
==References==
*Canny, J., A Computational Approach To Edge Detection, IEEE Trans. Pattern Analysis and Machine Intelligence, 8:679-714, 1986.
*[http://www.nada.kth.se/cvap/abstracts/cvap191.html Lindeberg, Tony "Edge detection and ridge detection with automatic scale selection", International Journal of Computer Vision, 30, 2, pp 117--154, 1998.]
==See also==
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