[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 PB#EU9  
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qgm  
2d centered Fourier transform，居中的傅里叶变换 {>3w"(f7o  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% pS8`OBenA  
% Citation for this code and algorithm: }vZTiuzC  
% Tatiana Latychevskaia and Hans-Werner Fink P!!:p2fo  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", v?o("I[ C  
% Appl. Optics 54, 2424 - 2434 (2015) M8VsU*aU  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% ! QKec  
% The code is written by Tatiana Latychevskaia, 2002 !N/?b^y  
% The version of Matlab for this code is R2010b F<O<=Ww  
`a8&7J(  
function [out] = FT2Dc(u0); {D
X1/49  
G{.A5{  
[Nx, Ny] = size(1i,1j); AQPzId*z  
'<h@h*R  
f1 = zeros(Nx,Ny); GPAz#0p  
p]6/1&t="  
for ii = 1:Nx F~3 &@TWi  
    for jj = 1:Ny kZQ$Iv+^(  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); rUmnv%qTS  
    end ,%KMi-w]q,  
end R7Ns5s3X  
9abn6S(XpJ  
FT = fft2(f1.*in); _<jccQ  
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out = f1.*FT; 6MbMAh5>  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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