[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 u^2)oL  
"[A]tklP  
2d centered Fourier transform，居中的傅里叶变换 s{g^K#BoFi  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% v_U+wga  
% Citation for this code and algorithm: Tvp~~Dk  
% Tatiana Latychevskaia and Hans-Werner Fink jEK{QOq0  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", 7 ) Q>R  
% Appl. Optics 54, 2424 - 2434 (2015) 6:\0=k5  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Fsdp"X.  
% The code is written by Tatiana Latychevskaia, 2002 K=Q<G:+&V  
% The version of Matlab for this code is R2010b \%],pZsA~  
Z+p'
3  
function [out] = FT2Dc(u0); 4~8!3JH39  
9):h %o  
[Nx, Ny] = size(1i,1j); 6gr?#D -F  
=74yhPAW  
f1 = zeros(Nx,Ny); 0c{-$K}  
nDG41)|  
for ii = 1:Nx ;@
5N  
    for jj = 1:Ny n1Ic[cM}  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); @wVq%G
G}  
    end 4hl`~&yDf  
end !+R_Z#gB  
$3yzB9\a"  
FT = fft2(f1.*in); &];:uYmMU  
@m`1Vq?O  
out = f1.*FT; Hl|EySno  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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