[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 QUp()B1  
'~3a(1@8  
2d centered Fourier transform，居中的傅里叶变换 Kv[,!P"Y  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% `7P4O   
% Citation for this code and algorithm: -bK#&o,  
% Tatiana Latychevskaia and Hans-Werner Fink sY=fS2b#)  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", X 5LI  
% Appl. Optics 54, 2424 - 2434 (2015) 2yhtJ9/  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% Uc6BI$Fmz  
% The code is written by Tatiana Latychevskaia, 2002 0sq1SHI{  
% The version of Matlab for this code is R2010b `RUr/|S  
W :PGj0?  
function [out] = FT2Dc(u0); #
_}lF<k  
SnRTC<DDh  
[Nx, Ny] = size(1i,1j); q79)nhC F  
&_ Ewu@4  
f1 = zeros(Nx,Ny); $Xw .iN]g  
W xyQA:3s  
for ii = 1:Nx 7'_zJI^  
    for jj = 1:Ny O^I~d{M 5I  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); <L@0w8i`  
    end >A|6kzC  
end DNdwMSwp
 
. \*Z:  
FT = fft2(f1.*in); .!Kdi|a)  
KL!k'4JNY  
out = f1.*FT; '+NmHu:q  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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