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%---------------------------------------------------------------------------- % exa030102, for example 3.1.2 % to obtain the Fou…
Fourier+Transform 源代码
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源码文件
function y = fracft(x, a) % fracft -- compute the fractional Fourier transform % % Usage % y = fracft(x, a) % % Inputs % x…
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Sound Processing with Short Time Fourier Transform
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Reconstruction from Partial Tomography Measurements
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% setup_data.m % % Load user defined data. The following variables are expected: % Data - z, % Point Source - kernel, % Exac…
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%---------------------------------------------------------------------------- % exa030102, for example 3.1.2 % to obtain the Fou…
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function [X,w] = contfft(x,T); % CONTFFT [X,w] = contfft(x,T) % % Computes the Fourier transform of a continuous time signal …
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% % Inverse Discrete Fourier Transform % function x = idft(Xn) [N,M] = size(Xn); if M ~= 1, % makes sure that Xn is a …
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% % Discrete Fourier Transform % function Xk = dft(x) [N,M] = size(x); if M ~=1, % makes sure that x is a column vector …
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% plots Fourier transform of triangular pulse % w = -50:.3:50; tau = 1; V = tau/2*sin(tau*w/4).^2./(tau*w/4).^2; % alternatel…