[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 LH4>@YPGE#  
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2d centered Fourier transform，居中的傅里叶变换 *c{wtl@  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% :z]}ZZ  
% Citation for this code and algorithm: CdY8#+"  
% Tatiana Latychevskaia and Hans-Werner Fink a Sf/4\  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", OB(pIz
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% Appl. Optics 54, 2424 - 2434 (2015) _2b
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% o/C(4q
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% The code is written by Tatiana Latychevskaia, 2002 P}0*{%jB  
% The version of Matlab for this code is R2010b Frk c
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function [out] = FT2Dc(u0); #/|75 4]]  
J1bA2+5.*e  
[Nx, Ny] = size(1i,1j); qD#VbvRc9+  
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f1 = zeros(Nx,Ny); QdQd(4/1  
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for ii = 1:Nx f/,tgA  
    for jj = 1:Ny Ur^j$B}  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); -T7xK/  
    end 9}5K6aQ  
end 9IA$z\<<w  
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FT = fft2(f1.*in); ~]
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out = f1.*FT; 9AHSs,.t  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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