[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 5t-d+vB  
q{Gh5zg5O  
2d centered Fourier transform，居中的傅里叶变换 w_V A:]j4  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% .Tm.M7  
% Citation for this code and algorithm: :IU<AG6  
% Tatiana Latychevskaia and Hans-Werner Fink P*i'uN  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", w2!:>8o:  
% Appl. Optics 54, 2424 - 2434 (2015) j\wZjc-j  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% G)^/#d#&  
% The code is written by Tatiana Latychevskaia, 2002 -[J4nN&N  
% The version of Matlab for this code is R2010b bHcBjk.\  
auB 931|  
function [out] = FT2Dc(u0); urE7ZKdI  
~%lA!tsek  
[Nx, Ny] = size(1i,1j); Niu |M@  
:Tv>)N  
f1 = zeros(Nx,Ny); qO38vY){  
; wxmSX9  
for ii = 1:Nx r*8a!jm?  
    for jj = 1:Ny dl3;A_ 2  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); -T;^T1  
    end 3.Yg3&"Z  
end ZXL'R|?  
{]U \HE1w  
FT = fft2(f1.*in); ~ES%=if~Y  
%I9f_5BlT8  
out = f1.*FT; vNs`UkA  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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