[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 l?[{?Luq  
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2d centered Fourier transform，居中的傅里叶变换
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% :Az8K)  
% Citation for this code and algorithm: yPf?"W  
% Tatiana Latychevskaia and Hans-Werner Fink pchQ#GU  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", }G>v]bV0V  
% Appl. Optics 54, 2424 - 2434 (2015) ;yk9(wea}"  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% jgk{'_ j  
% The code is written by Tatiana Latychevskaia, 2002 A5CdLwk  
% The version of Matlab for this code is R2010b EzzTJ>  
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function [out] = FT2Dc(u0); K(-G: |  
%/{IssCR7  
[Nx, Ny] = size(1i,1j); @Ufa-h5"(  
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f1 = zeros(Nx,Ny); 07.nq;/R  
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for ii = 1:Nx .o-0aBG  
    for jj = 1:Ny @rPI$ia1~  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); Ivz+Jjw  
    end GwgFi@itN  
end _oQtk^fp  
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FT = fft2(f1.*in); #^5a\XJb  
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out = f1.*FT; GLo\q:5A  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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