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September 10, 2025Intellekt Sist ProizvOpen Access

Fast Discrete Fourier Transform of Complex Finite Signals with a Number of Samples Not Equal to a Power of Two with Limited Computing Function

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The proposed method significantly expands the range of finite discrete signal durations for fast fourier transforms.
The algorithm effectively utilizes limited computing functions, enabling better processing of complex finite signals.
The method allows the calculation of coefficients in a selected spectrum region of a finite discrete complex signal.
This work has important applications in vibroacoustic diagnostics within mechanical engineering and medicine.

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The proposed method enhances discrete fourier transform with significant computing limitations, indicating improved signal analysis.

Ponomarev et al. (2025) studied this question.

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