[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 v({N:ya  
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2d centered Fourier transform，居中的傅里叶变换 ,ZE?{G{tuj  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Jl<ns,Zg  
% Citation for this code and algorithm:   WY  
% Tatiana Latychevskaia and Hans-Werner Fink <E,%@  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", ,T{<vRj7_  
% Appl. Optics 54, 2424 - 2434 (2015) vRQOs0F;  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% yJx?M  
% The code is written by Tatiana Latychevskaia, 2002 @\P4/+"9  
% The version of Matlab for this code is R2010b ^V*-1r1  
Fzq41jiS  
function [out] = FT2Dc(u0); .i"W8~<e  
]c)_&{:V  
[Nx, Ny] = size(1i,1j); b{M7w  
5r,r%{@K  
f1 = zeros(Nx,Ny); )Di \_/G  
I s57F4[}  
for ii = 1:Nx PgM(l3x  
    for jj = 1:Ny k\r(=cex6  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); dR^"X3$  
    end D1s4`V -  
end *Ust[u  
BHFY%6J!  
FT = fft2(f1.*in); b-5y9K  
m6mwyom.  
out = f1.*FT; yzsab ^]  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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