[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 |LA@guN  
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2d centered Fourier transform，居中的傅里叶变换 I:M]#aFD  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 'oSs5lW  
% Citation for this code and algorithm: uLXMEx<^  
% Tatiana Latychevskaia and Hans-Werner Fink AX3iB1):K  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", T
Y}9;QL:  
% Appl. Optics 54, 2424 - 2434 (2015) gFlUMfKh  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% <yzgZXxIaS  
% The code is written by Tatiana Latychevskaia, 2002 CUIT)mF:  
% The version of Matlab for this code is R2010b <nDuN*|  
NT+%u-  
function [out] = FT2Dc(u0); {"hX_t  
Q${0(#Nu  
[Nx, Ny] = size(1i,1j); 1}nrVn[B9  
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f1 = zeros(Nx,Ny); V ':?rEN|  
'| (#^jAj  
for ii = 1:Nx Xm,w.|dx  
    for jj = 1:Ny @vzv9c[  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); ajB4Lj,:r  
    end S%J$.ge  
end CqHCJ '  
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FT = fft2(f1.*in); S9BwCKH  
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out = f1.*FT; TY,5]*86I&  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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