[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 Q]@c&*_|  
8".2)W4*  
2d centered Fourier transform，居中的傅里叶变换 -."kq.m*  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% zDD4m`2  
% Citation for this code and algorithm: $B\ H  
% Tatiana Latychevskaia and Hans-Werner Fink cFK @3a  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", F/>*Ifs  
% Appl. Optics 54, 2424 - 2434 (2015) GF8 -_X  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% mzX;s&N#  
% The code is written by Tatiana Latychevskaia, 2002 ]
jyM@  
% The version of Matlab for this code is R2010b >!L&>OOx  
g+xw$A ou  
function [out] = FT2Dc(u0); .wmnnvtl,  
K/txD20 O|  
[Nx, Ny] = size(1i,1j); \q "N/$5{f  
RT^v:paNT2  
f1 = zeros(Nx,Ny); `5q ;ssu  
{T=52h=e  
for ii = 1:Nx OR:[J5M)  
    for jj = 1:Ny v?%LQKO  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); 3GF2eS$$P  
    end /`[!_4i  
end _%~$'Hy  
!nd*W"_gQ/  
FT = fft2(f1.*in); >O#grDXb  
Tkw;pb  
out = f1.*FT; MPIlSMe  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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