[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 +B](5z4  
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2d centered Fourier transform，居中的傅里叶变换 H RWZ0 '  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% UQSX<6"  
% Citation for this code and algorithm: s!NisF  
% Tatiana Latychevskaia and Hans-Werner Fink "i}Z(_7yr  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", 7G?Ia%u  
% Appl. Optics 54, 2424 - 2434 (2015) )ynA:LXx  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Q.*'H_Y  
% The code is written by Tatiana Latychevskaia, 2002 O~nBz):2  
% The version of Matlab for this code is R2010b Z"
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function [out] = FT2Dc(u0); ]<Z&=0i#9  
9t.fij  
[Nx, Ny] = size(1i,1j); ^Kb9@lz/  
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f1 = zeros(Nx,Ny); (R,NV3m?w  
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for ii = 1:Nx _!|=AIX  
    for jj = 1:Ny XryQ)x(  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); fMgcK$  
    end ?G2qlna  
end =ZFcxGo  
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FT = fft2(f1.*in); nomu$|I  
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out = f1.*FT; &@-1"-H  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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