[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 <4D.P2ct  
-n+=[M  
2d centered Fourier transform，居中的傅里叶变换 "Lw[ $  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 4f'1g1@$  
% Citation for this code and algorithm: auK*\Wjm
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% Tatiana Latychevskaia and Hans-Werner Fink
)jm}h7,  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", bw&8"k>D?  
% Appl. Optics 54, 2424 - 2434 (2015) [,yoFm%"  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Gdb6 U{  
% The code is written by Tatiana Latychevskaia, 2002 lN-vFna  
% The version of Matlab for this code is R2010b l'y)L@|Qrh  
Wz;7 |UC  
function [out] = FT2Dc(u0); 'QeCJ5p]  
[x{'NwP?  
[Nx, Ny] = size(1i,1j); STtjkZ6  
MV'q_{J  
f1 = zeros(Nx,Ny); D!^&*Ia?2  
Rm>AU=  
for ii = 1:Nx 33:{IV;k  
    for jj = 1:Ny _H}8eU  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); 8{^zXJi]m  
    end "**Tw'  
end 6F !B;D-Q  
o'+p,_y9Y@  
FT = fft2(f1.*in); RoS&oGYqR  
Na=.LW-ma=  
out = f1.*FT; /m"O.17N  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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