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# Konstantinos

Last seen: 3 years ago Active since 2013

Professional Interests: Computer Science, Java, Programming, C, Matlab, Signals

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Question

Fourier transform of shifted signals (FFT)
I am trying to verify the following identity in Matlab for the Fourier transform of a shifted signal: F{x(t-t0)}={exp(-j*2*pi*F*...

6 years ago | 1 answer | 0

### 1

Question

Getting values of 3D matrix via their (x,y) coordinates without using loop
It might be trivial. I have a matrix say *A* which is 3D and consists of two slices ( *A(:,:,1)* and *A(:,:,2)*). I want to get ...

6 years ago | 2 answers | 0

### 2

Question

Incorrect continuous signal convolution values in Matlab
I am trying to convolve the following signals in Matlab: <</matlabcentral/answers/uploaded_files/55079/Capture1.PNG>> and ...

6 years ago | 1 answer | 0

### 1

Question

How to generate Gaussian white noise with certain variance in Matlab?
Hey, I have a signal Xmodt to which I want to add Gaussian white noise W with mean value equal to zero (by definition) and varia...

9 years ago | 4 answers | 0