[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 jZk dTiI  
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2d centered Fourier transform，居中的傅里叶变换 T"e"?JSRJ  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 79uAsI2-Y  
% Citation for this code and algorithm: Jq:Wt+a  
% Tatiana Latychevskaia and Hans-Werner Fink QsPZ dC  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", "td ,YVK  
% Appl. Optics 54, 2424 - 2434 (2015) B$G9#G6pZ  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% r.' cjUs  
% The code is written by Tatiana Latychevskaia, 2002 {>d\  
% The version of Matlab for this code is R2010b ;?{OX  
Yq:+.UU  
function [out] = FT2Dc(u0); 8#|PJc  
t; @T~%  
[Nx, Ny] = size(1i,1j); v807)JwS  
pYj}
 
f1 = zeros(Nx,Ny); wc;^C?PX  
Me-H'Mp~  
for ii = 1:Nx -e.ygiK.`S  
    for jj = 1:Ny 'kekJ.wJ;  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); }q)dXFL=I#  
    end qSQsY:]j0  
end 7Pr5`#x#  
(X|lK.W y  
FT = fft2(f1.*in); {W
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(o8?j^ -v  
out = f1.*FT; 51puR8AG>  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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