[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 `"&da#N]  
!+L/Khw/C  
2d centered Fourier transform，居中的傅里叶变换 L"{JRbh[  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% UG'9*(*  
% Citation for this code and algorithm: X&0 uI*r  
% Tatiana Latychevskaia and Hans-Werner Fink ^!9~Nwn  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", -5I2
ga  
% Appl. Optics 54, 2424 - 2434 (2015) }T%}wdj  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 'J6 M*vO  
% The code is written by Tatiana Latychevskaia, 2002 \hM|(*DL  
% The version of Matlab for this code is R2010b Z(Bp 0a  
t5#rps\;  
function [out] = FT2Dc(u0); DRc)iE>@  
%=/)  
[Nx, Ny] = size(1i,1j); }lfnnK#  
IGtl\b=  
f1 = zeros(Nx,Ny); U`Wauv&  
[$ejp>'Ud  
for ii = 1:Nx sIK;x]Q)  
    for jj = 1:Ny 1$%V{4bJ  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); J,AR5@)1  
    end j{Txl\D>  
end }(1JaG  
A9kzq_3  
FT = fft2(f1.*in); 4Qo]nre!  
<K8\n^i~c  
out = f1.*FT; V( -mD  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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