calculate the normal vector of a 2D image

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tala
tala il 3 Ott 2016
Commentato: tala il 4 Ott 2016
hi i have a 2D image of echocardiography. is there any solution to compute the normal vector of this image?

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Joe Yeh
Joe Yeh il 3 Ott 2016
Modificato: Joe Yeh il 3 Ott 2016
Is this what you're looking for ?
Compute and display 3-D surface normals
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tala
tala il 4 Ott 2016
thanks for your answer sir but my images are 2D images, is it possible to compute normal for a 2D image?

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