persistent fft

Version 1.0.0.0 (1.69 KB) by Stephen Becker
fft via a radix2 algorithm
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Updated 25 Feb 2008

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fft via a radix2 algorithm that "recurses" by calling matlab's fft. Rather quick on repeated calls for fft's of the same size, due to persistent variables, but still a little bit slower than matlab's builtin fft.

There is no advantage to using this code over the builtin fft.

Handles complex, vector inputs.

Cite As

Stephen Becker (2024). persistent fft (https://www.mathworks.com/matlabcentral/fileexchange/18892-persistent-fft), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2006a
Compatible with any release
Platform Compatibility
Windows macOS Linux
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Version Published Release Notes
1.0.0.0