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林深时见鹿 2020-05-29 09:44

相位恢复算法

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 dD!} P$  
L5PN]<~T  
2d centered Fourier transform,居中的傅里叶变换 9[8?'`m  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 0oM~e  
% Citation for this code and algorithm: gLu#M:4N  
% Tatiana Latychevskaia and Hans-Werner Fink @(oz`|*  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", jh}[7M  
% Appl. Optics 54, 2424 - 2434 (2015) #d__  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% GHH1jJ_[7  
% The code is written by Tatiana Latychevskaia, 2002 ~6{;3"^<  
% The version of Matlab for this code is R2010b lSQANC'  
|'1[\<MM3  
function [out] = FT2Dc(u0); Gu&zplB  
t0Ec` +)  
[Nx, Ny] = size(1i,1j); 5C2 *f 4|  
^Cpvh}1#  
f1 = zeros(Nx,Ny); E!jM&\Zj  
6 {5*9!v63  
for ii = 1:Nx [4sbOl5yZ  
    for jj = 1:Ny kG\+f>XQ  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); &Zq43~  
    end WG(tt.  
end a?&oOQd-iP  
K)F;^)KDHf  
FT = fft2(f1.*in); X[BKF8,  
k >U&Us0  
out = f1.*FT; t$R|lv5<  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
林深时见鹿 2020-05-29 09:45
求大神指教
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