[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 ;7U"wI_~c  
%TYe]^/'y  
2d centered Fourier transform，居中的傅里叶变换 yC\!6pg  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 2Q)pT$  
% Citation for this code and algorithm: UL0n>Wa5  
% Tatiana Latychevskaia and Hans-Werner Fink 1xjw=  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", f{+X0Oj  
% Appl. Optics 54, 2424 - 2434 (2015) {)wl`mw3  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% mk[<=k~  
% The code is written by Tatiana Latychevskaia, 2002 sNsHl  
% The version of Matlab for this code is R2010b Sh(XF
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91|~KR)  
function [out] = FT2Dc(u0); %ZTI ?a  
n0b{Jg *  
[Nx, Ny] = size(1i,1j); kb[+II  
e$N1m:1*  
f1 = zeros(Nx,Ny); l 9bg  
>K*TgG6!X  
for ii = 1:Nx Rf TG 5E)  
    for jj = 1:Ny ;Swj`'7  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); } QpyU%  
    end 7-MyiCt  
end VWW(=j  
V PI_pK  
FT = fft2(f1.*in); "#]V^Rzxh  
(|sqN8SbA  
out = f1.*FT; MrhJk  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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