[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 }NwmZw>_  
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2d centered Fourier transform，居中的傅里叶变换 O4f9n  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 0'r}]Mws  
% Citation for this code and algorithm: A\rY~$Vr  
% Tatiana Latychevskaia and Hans-Werner Fink yC5>k;/6#K  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", 5OGwOZAj52  
% Appl. Optics 54, 2424 - 2434 (2015) V.u^;gr3  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% [_xOz4
`%  
% The code is written by Tatiana Latychevskaia, 2002 3{co.+  
% The version of Matlab for this code is R2010b sq#C|v/  
85io%>&0  
function [out] = FT2Dc(u0); uGXvP(Pg'  
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[Nx, Ny] = size(1i,1j); J+ :3==,  
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f1 = zeros(Nx,Ny); ?^!J:D?  
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for ii = 1:Nx >BO!jv!a  
    for jj = 1:Ny _?{KTgJG  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); {)r[?%FMgV  
    end :%mlsNw  
end \)\n5F:Zu  
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FT = fft2(f1.*in); 8b,Z)"(U3  
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out = f1.*FT; #oEtLb@O  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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