SIAM Journal on Numerical Analysis, Vol. 29, No. 1 (Feb., 1992), pp. 182-193 (12 pages) A new version of the Perona and Malik theory for edge detection and image restoration is proposed. This new ...

The Canny edge detector is an edge detection operator that uses a multi-stage algorithm to detect a wide range of edges in images. It was developed by John F. Canny in 1986. Canny also produced a ...