horizontal and vertical difference array

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Mohammed Kassem
Mohammed Kassem 2019-4-12
回答： Image Analyst 2019-4-12
can any one help me to find the (horizontal and vertical difference array) of an image using this formulas in the image below
Sketch.png
where u and v denote coordinates in corresponding matrix.

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回答（1 个）

Image Analyst
Image Analyst 2019-4-12
Try this:
[Dx, Dy] = imgradientxy(grayscaleImage, 'intermediate');

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