[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 ]&}?J:+?0E  
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2d centered Fourier transform，居中的傅里叶变换 {?5EOp~  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% o<C~67o_  
% Citation for this code and algorithm: -O(.J'=8  
% Tatiana Latychevskaia and Hans-Werner Fink f3yZx!K_Br  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", 3FNj~=N  
% Appl. Optics 54, 2424 - 2434 (2015) 61gZZM  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% _k ~bH\(  
% The code is written by Tatiana Latychevskaia, 2002 -sc@S
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% The version of Matlab for this code is R2010b :=~([oSNW"  
?+5K2Zk  
function [out] = FT2Dc(u0); u!g<y  
:j9;P7&"?  
[Nx, Ny] = size(1i,1j); mg#+%v  
z&-3H/   
f1 = zeros(Nx,Ny); 7&T1RB'>  
b,SY(Ce~g  
for ii = 1:Nx s\kkD*  
    for jj = 1:Ny z` gR*+  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); cT.1oaAM0  
    end -.z~u/uL  
end yq;gBIiZ  
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FT = fft2(f1.*in); ;PLby]=O  
n*_FC  
out = f1.*FT; 6.K)uQgjmv  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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