[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 @HZKc\1  
R/"x}B1d  
2d centered Fourier transform，居中的傅里叶变换 - 0?^#G}3}  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% d #jK=:eK  
% Citation for this code and algorithm: 3\T2?w9u(  
% Tatiana Latychevskaia and Hans-Werner Fink 7d92Pe  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", ''\;z<v  
% Appl. Optics 54, 2424 - 2434 (2015) ~4q5 k5.,  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% P{Q=mEQ  
% The code is written by Tatiana Latychevskaia, 2002 5NJ4  
% The version of Matlab for this code is R2010b s1?[7yC  
EGl^!.'  
function [out] = FT2Dc(u0); gm9mg*aM  
r>GZ58i  
[Nx, Ny] = size(1i,1j); xkOpa,=FI  
Scv#zuv_  
f1 = zeros(Nx,Ny); LJoGpr8  
u&wiGwF[  
for ii = 1:Nx A.UUW  
    for jj = 1:Ny fib}b?vk  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); qY 4#V k  
    end ktDC/8
  
end _)]CzBRq\6  
`K,1K  
FT = fft2(f1.*in); dL|+d:v  
d#2$!z#  
out = f1.*FT; wcDRH)AW.  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

求大神指教