[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 eT??F  
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2d centered Fourier transform，居中的傅里叶变换 "tuBfA+f  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% ;
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% Citation for this code and algorithm: Yh%a7K  
% Tatiana Latychevskaia and Hans-Werner Fink 79:Wo>C3-  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", &Nx'Nq
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% Appl. Optics 54, 2424 - 2434 (2015) $Iuf(J-5[  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% [da,SM  
% The code is written by Tatiana Latychevskaia, 2002 $t' .  
% The version of Matlab for this code is R2010b r81YL  
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function [out] = FT2Dc(u0);
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[Nx, Ny] = size(1i,1j); oiP8~  
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f1 = zeros(Nx,Ny); 0i}4T:J@`  
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for ii = 1:Nx r&AX  
    for jj = 1:Ny 3eUTV<!  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); J 00<NRxj"  
    end N>z<v\
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end Do@:|n  
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FT = fft2(f1.*in); %-? :'F!1  
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out = f1.*FT; =ogzq.+|  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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