Abdelhak Bouhali

6 Questions 7 Answers 0 Followers

Questions related from Abdelhak Bouhali

How does image processing differ from one image kind to another?

Hi guys, Please, I'm very needing your help From my reading of some articles related to image processing, I noted that the processing tasks differ from one kind of image to another. For...

23 March 2020 6,180 3 View

What is the variance of the addition of two signals?

Consider a signal F1(x) with a variance var1, and a signal F2(x) = a*F1(x-b) with another variance var2. So, what becomes the variance var3 of the signal F3(x) resulting from: F3(x) = F1(x) + F2(x).

07 March 2017 5,702 3 View

What are the consequences of non orthogonal expansions?

How does the non-orthogonality of an expansion manifest in the resulting signal coefficients? i.e.: what are the differences between the signal coefficients resulting from an orthogonal...

07 March 2017 3,227 6 View

How to discriminate between horizontal and vertical directions in image processing?

Can anyone explain me how to say that a detail image is horizontaly or verticaly oriented? Previousely, I thought that the details oriented according to the rows of the image are horizontal...

30 October 2016 1,250 5 View

What becomes the variance of a signal after its filtering?

Having a signal X(n) with variance "var" and a known filter H(n), what will be the variance of the filtered signal Y(n), where Y(n) = X(n) * H(n)?

18 April 2016 1,874 2 View

How to design a square-shaped 2D-FIR filter?

From my few knowledge, using the McClellan transformation to a 1D-FIR filter allows us to get a circular as well as the diamond shaped 2D-FIR filters. But, in the context of my work, i look for a...

18 April 2016 2,639 3 View