FFT Interpolation Based on FFT Samples: A Detective Story With a Surprise Ending

Rick Lyons
1 comment

This blog presents several interesting things I recently learned regarding the estimation of a spectral value located at a frequency lying between previously computed FFT spectral samples. My curiosity about this FFT interpolation process was triggered by reading a spectrum analysis paper written by three astronomers.



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babara334
Said:
learn about FFT
3 weeks ago
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