[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 I 0/enL  
c]qq *k#  
2d centered Fourier transform，居中的傅里叶变换 RV*7?y%3  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% q.
%[!O  
% Citation for this code and algorithm: SBj9sFZ  
% Tatiana Latychevskaia and Hans-Werner Fink 4h|48</  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", r306`)kX  
% Appl. Optics 54, 2424 - 2434 (2015) c<'Pt4LY  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -Qt>yzD3  
% The code is written by Tatiana Latychevskaia, 2002 q~3dbj  
% The version of Matlab for this code is R2010b **zh>Y}6  
8veYs`  
function [out] = FT2Dc(u0); Jgf73IX[  
~AD%aHR  
[Nx, Ny] = size(1i,1j); |{KZ<  
kJ;fA|(I  
f1 = zeros(Nx,Ny); Nb))_+/  
sj)$o94=  
for ii = 1:Nx $;9zD11  
    for jj = 1:Ny /Dn,;@ZwAi  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); M]S&vE{D  
    end lP4A?J+Q  
end rA/jNX@S  
:r<uH6x|  
FT = fft2(f1.*in); \2F$FRWo  
5`$.GV  
out = f1.*FT; qRD]Q  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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