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version (597 Bytes) by Peter Mao
Returns the frequency values of an fft


Updated 22 Apr 2018

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This is inspired by python/numpy's fftfreq function. There is added functionality here in that if alias_dt is specified, the returned frequencies are the folded (aliased) frequencies one would see if the raw signal were to be subsampled at the slower rate (longer period).

Cite As

Peter Mao (2022). fftfreq (, MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2017a
Compatible with any release
Platform Compatibility
Windows macOS Linux
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