[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 \tH^w@j47  
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2d centered Fourier transform，居中的傅里叶变换 4/e|N#1`;[  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 97;`R[^J  
% Citation for this code and algorithm: C&?Z\$ -/  
% Tatiana Latychevskaia and Hans-Werner Fink #lXwBfBMf  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", P0,@#M&  
% Appl. Optics 54, 2424 - 2434 (2015) Y@N-q   
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% ( `T;nz  
% The code is written by Tatiana Latychevskaia, 2002 ?o307r  
% The version of Matlab for this code is R2010b 2ZW {  
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function [out] = FT2Dc(u0); J3`a}LyDf  
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[Nx, Ny] = size(1i,1j); Hz39
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f1 = zeros(Nx,Ny); y}Ji( q~  
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for ii = 1:Nx "@uKe8r|y  
    for jj = 1:Ny foO/Yc  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); c&4EO|  
    end }EM
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end EY'kIVk  
b?S,%  
FT = fft2(f1.*in); =UY)U-  
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out = f1.*FT; jNRR=0  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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