Tilo Strutz: Explaining the Discrete Fourier Transform of real signals based on the least-squares approximation of time-discrete signals using trigonometric functions. 2017, TECHP/2017/11, DOI:10.13140/RG.2.2.34597.81126, "PDF"
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Tilo Strutz: Explaining the Discrete Fourier Transform of real signals based on the least-squares approximation of time-discrete signals using trigonometric functions. 2017, TECHP/2017/11, DOI:10.13140/RG.2.2.34597.81126, "PDF"