[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 l)m\i_r:  
2F[smUL
 
2d centered Fourier transform，居中的傅里叶变换 uo;aC$US  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% o?$kcI4  
% Citation for this code and algorithm: =T;>$&qs  
% Tatiana Latychevskaia and Hans-Werner Fink Kq@nBkO4  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", Z{s&myd  
% Appl. Optics 54, 2424 - 2434 (2015) DvCs 5  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% k #y4pF_  
% The code is written by Tatiana Latychevskaia, 2002 &4Q(>"iL4  
% The version of Matlab for this code is R2010b j}7as&  
.[%em9u  
function [out] = FT2Dc(u0); kwU~kcM  
FtXd6)_S  
[Nx, Ny] = size(1i,1j); _-eF &D  
8d|omqe~P  
f1 = zeros(Nx,Ny); 99w;Q 2k  
eL3HX _2(  
for ii = 1:Nx "| 0g 1rd  
    for jj = 1:Ny u;\:#721  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); <7N8L  
    end \]ouQR.t@\  
end Y?W"@awE"\  
GxE"q-G  
FT = fft2(f1.*in); ~SgW+sDFu  
eYZ{mo7  
out = f1.*FT; 7?a@i;E<  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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