HARMFIT: Sinusoidal harmonic curve fitting

버전 (2.67 KB) 작성자: François Beauducel
Computes harmonics of a phase signal
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업데이트 날짜: 2024/3/22

라이선스 보기

This is the core formula of discrete Fourier transform: it simply computes the amplitude and phase shift of fundamental or harmonics of a phase signal.
t = linspace(0,2*pi);
x = 2*cos(t + pi/2) - cos(3*t) + rand(size(t));
returns estimations of amplitudes/phases for the first four harmonics.

인용 양식

François Beauducel (2024). HARMFIT: Sinusoidal harmonic curve fitting (https://www.mathworks.com/matlabcentral/fileexchange/46736-harmfit-sinusoidal-harmonic-curve-fitting), MATLAB Central File Exchange. 검색됨 .

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버전 게시됨 릴리스 정보

fix and minor improvements