[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 WwBOM~/`2  
b_#m}yZ6  
2d centered Fourier transform，居中的傅里叶变换 qn<|-hA*  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% $m%fwB  
% Citation for this code and algorithm: j_!F*yul  
% Tatiana Latychevskaia and Hans-Werner Fink RXpw!  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", mzaWST]  
% Appl. Optics 54, 2424 - 2434 (2015) 6xe*E[#k\  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% QT< }] 0  
% The code is written by Tatiana Latychevskaia, 2002 J!v3i*j\  
% The version of Matlab for this code is R2010b <EB+1GFuI  
8>2.UrC  
function [out] = FT2Dc(u0); h5{'Q$Erl  
MSQEO4ge  
[Nx, Ny] = size(1i,1j); 
3nIU1e  
H1pO!>M  
f1 = zeros(Nx,Ny); !N\@'F!  
L3u&/Tn2  
for ii = 1:Nx E"\<s3  
    for jj = 1:Ny |"X*@s\'  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); t9kzw*U9  
    end (Ft+uuG  
end ~drS} V  
6@h/*WElG  
FT = fft2(f1.*in); oo/qb`-6  
a?I= !js  
out = f1.*FT; )0.kv2o.  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

求大神指教