| 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 k L DpZ{
t4oD> =,92
2d centered Fourier transform，居中的傅里叶变换 r^m&<)Ca
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% {0,b[
% Citation for this code and algorithm: Y E` Y t
% Tatiana Latychevskaia and Hans-Werner Fink D$>!vD'
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", ei-\t
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% Appl. Optics 54, 2424 - 2434 (2015) ,7d/KJ^ 7
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% sU>IE To
% The code is written by Tatiana Latychevskaia, 2002 -))S
% The version of Matlab for this code is R2010b Bz/ba *
rd 7p$e=i
function [out] = FT2Dc(u0); lp(2"$nQ
rt^~
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[Nx, Ny] = size(1i,1j); _eGYwBm
-=5~ h
f1 = zeros(Nx,Ny); 3CD#OCz7&
'8]p]#l
for ii = 1:Nx CHGa_
for jj = 1:Ny &|x7T<,)
f1(ii,jj) = exp(1i*pi*(ii + jj)); M
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end @ujwN([I
end Mp/l*"(
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FT = fft2(f1.*in); Q/g!h}>(.
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out = f1.*FT; Y# }qXXZ>]
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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