Select Threshold with over-Range

Source: Internet
Author: User
Main Idea: with the help of ImageEffective mean gradient (EAG)Calculation and grayscale imageCut operationTo determine the gray value of the edge. Effective mean gradient (EAG ):Calculate non-zero gradient Cut operation:A threshold value is set to L. If the gray scale is greater than l, the original value is L if the gray scale is less than l. Or, if the value is less than l, the original value is greater than l.
(I personally think this method is not reliable and will be confirmed by future practices)

From Weizhi note (wiz)

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