[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 >ocDh~@aP  
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2d centered Fourier transform，居中的傅里叶变换 )
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 4~s{zob  
% Citation for this code and algorithm: .=kXO{>  
% Tatiana Latychevskaia and Hans-Werner Fink M/d6I$~7z  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", Ro2Ab^rQ|  
% Appl. Optics 54, 2424 - 2434 (2015) .!oYIF*0zC  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% SV?^i`  
% The code is written by Tatiana Latychevskaia, 2002 8LPvb#9=  
% The version of Matlab for this code is R2010b ep,"@,,  
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function [out] = FT2Dc(u0); y E;n.L  
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[Nx, Ny] = size(1i,1j); ]"wl*$N  
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f1 = zeros(Nx,Ny); U8>M`e"D  
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for ii = 1:Nx ><HHO (74X  
    for jj = 1:Ny
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         f1(ii,jj) = exp(1i*pi*(ii + jj)); ?D\6@G:,#@  
    end \>G:mMk/  
end mw!EDJ;'  

(O(X k+L  
FT = fft2(f1.*in); :TZ</3Sw  
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out = f1.*FT; o8ERU($/  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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