Lap | R Documentation |
Laplacian filter
Lap(x, choice = 1, ...)
x |
An image matrix |
choice |
What discrete kernel shall be used if several available#' |
direction |
direction for Sobel edges detection. Can be 'left', 'right', or 'both' |
The convolved image
Allan Sauvat, allan.sauvat@gustaveroussy.fr
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