[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 o]DYS,v  
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2d centered Fourier transform，居中的傅里叶变换 5KTPlqm0qF  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% gu"@*,hL  
% Citation for this code and algorithm: Gdz*  
% Tatiana Latychevskaia and Hans-Werner Fink g?N^9B,$2  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", p"0Dl9  
% Appl. Optics 54, 2424 - 2434 (2015) jAdZS\?w  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% EE-wi@  
% The code is written by Tatiana Latychevskaia, 2002 V8rS~'{\  
% The version of Matlab for this code is R2010b lS]6SkZ6  
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function [out] = FT2Dc(u0); u\(>a  
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[Nx, Ny] = size(1i,1j); ^<3{0g-"AW  
1&RB=7.h
 
f1 = zeros(Nx,Ny); S3s6  
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for ii = 1:Nx Fl!D2jnN  
    for jj = 1:Ny e>x+Xj1  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); tgj5l#P  
    end 3Ww 37V>h  
end >T)tAZ?WK  
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FT = fft2(f1.*in); QjKh#sU&  
2(5/#$t  
out = f1.*FT; 5w%[|%KG:L  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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