[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 }C_g;7*  
* cW%Q@lit  
2d centered Fourier transform，居中的傅里叶变换 4bGvkxZo`$  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% &%j`WF4p  
% Citation for this code and algorithm: O713'i  
% Tatiana Latychevskaia and Hans-Werner Fink rBmW%Gv  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", k8}fKVU;  
% Appl. Optics 54, 2424 - 2434 (2015) ];Noe9o  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% =<HekiYM  
% The code is written by Tatiana Latychevskaia, 2002 j:1N&7<FU  
% The version of Matlab for this code is R2010b jc_k\  
J[?oV;O  
function [out] = FT2Dc(u0); 33lh~+C  
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[Nx, Ny] = size(1i,1j); RyX11XU  
==?wG!v2h  
f1 = zeros(Nx,Ny); Q3l>xh  
N7"cMAs\G  
for ii = 1:Nx 5,MM`:{{  
    for jj = 1:Ny `;}qj
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         f1(ii,jj) = exp(1i*pi*(ii + jj)); Xk%eU>d  
    end >ph=?MKD  
end #@BhGB`9Qt  
83V\O_7j  
FT = fft2(f1.*in); n-M6~   
!1R?3rVQS  
out = f1.*FT; <(Ar[Rp  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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