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# J J

Actif depuis 2011

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ifft and fft problem
Hi all, this is probably very trivial but I am not understanding what the source of discrepancy is: I have a gamma distribut...

environ 11 ans il y a | 1 réponse | 0

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Question

lsqnonlin seems stuck at the same residual value,norm step and first order optimality for a while now
Hi hi, my lsqnonlin seems stuck after 7th iteration. Iteration Func-count f(x) step optimality ...

plus de 11 ans il y a | 1 réponse | 0

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Question

nonuniform sampling rate and lsqnonlin
Hello all, Imagine we have a signal, S_t(theta), of which we have a noisy observation, y_t, with unequal sampling rates. Assum...

plus de 11 ans il y a | 1 réponse | 0

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A répondu
plz help.... ifft of 1 / (1 - fft(g(t)) )
ok. before I get into dirty details of my application, lets assume a much simpler case - the g=exp(-t) case: Theory: g(t) ...

environ 12 ans il y a | 0

A répondu
plz help.... ifft of 1 / (1 - fft(g(t)) )
ok another question: implement the code: alpha2 = 8; beta2 = .8; alpha1 = 3; beta1 = 2; td = 8; ...

environ 12 ans il y a | 0

Question

plz help.... ifft of 1 / (1 - fft(g(t)) )
I do not quite understand how fft and ifft work in MATLAB. I have two normalized functions g1 and g2. I need to calculate ifft...

environ 12 ans il y a | 10 réponses | 0

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Question

manipulate pixels in an image
Is there a way to include the neighboring pixels into a pixel - in other ways, to include 9 pixels into 1? I dont want to just ...

plus de 12 ans il y a | 4 réponses | 0

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