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Results tagged with fft
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user 21311
The fast Fourier transform is an efficient algorithm to compute the discrete Fourier transform (DFT) and its inverse.
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What proportion of a padded FFT should be actual values
For a given signal, I've been told that you can pad the vector with $0$s at the end to get a larger DFT, and as a result get more precision in frequency bins.
What are the limits to this approach?
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