[求助]相位恢复算法 [复制链接]

有会相位恢复算法的吗？能帮我看看下面的代码错哪儿了吗？不胜感激 5RT#H0/+  
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2d centered Fourier transform，居中的傅里叶变换 K3zY-yIco  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% G? SP
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% Citation for this code and algorithm: )u(,.O[cw  
% Tatiana Latychevskaia and Hans-Werner Fink b'O/u."O  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", JAxzXAsAR  
% Appl. Optics 54, 2424 - 2434 (2015) c44s@E  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% _N5pxe`  
% The code is written by Tatiana Latychevskaia, 2002 Ic3a\FTr\  
% The version of Matlab for this code is R2010b y>C !cYB  
Yup#aeXY/  
function [out] = FT2Dc(u0); OdNo2SO  
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[Nx, Ny] = size(1i,1j); LuRCkKJ  
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f1 = zeros(Nx,Ny); 6GuTd  
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for ii = 1:Nx nzbVI  
    for jj = 1:Ny Yv1yRoDv  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); Q%6zr9  
    end _#~D{91 j:  
end Da<`| l  
5B%KiE&p  
FT = fft2(f1.*in); fhg'4FO  
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out = f1.*FT; 6EY\  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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