Sam Sun

Last seen: mehr als 4 Jahre vor | Aktiv seit 2018

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Name a few variables from a vector
If I need to get some variables values from a vector in Matlab, I could do, for instance, x = A(1); y = A(2); z = A(3); ...

etwa 6 Jahre vor | 1 Antwort | 0

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How to use 2D FFT to recover the frequency of a signal
I'm thinking about a problem, here's the simplified version to get my intuitions correct. Say I'm given a unknown 2D signal ...

fast 7 Jahre vor | 0 Antworten | 0

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Eigs Function on Function Handle Not Converged
my little fun problem looks like: F is some neat linear function handle. I need to find its largest real eigenvalues. (it bas...

etwa 7 Jahre vor | 1 Antwort | 0

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Specify a tolerance for backslash operation or linsolve while A is non-square? (QR solve)
Hi I need to get to the solution of Ax = b ; Since my A is non-square, I need to use QR which is built-in in both \ and linso...

mehr als 7 Jahre vor | 2 Antworten | 0

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How to find eigenvalue/vector pairs of a linear operator (without having 'explicit' matrix expression)? Like what in Python 'matvec' does?
So I have a function, say 'T' in Matlab that takes input vector 'x' and spits out vector 'y' in a linear fashion. I'm interested...

mehr als 7 Jahre vor | 1 Antwort | 0

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