| 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 j lp:lX
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2d centered Fourier transform，居中的傅里叶变换 > *@y8u*
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% Citation for this code and algorithm: ;`l'2
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% Tatiana Latychevskaia and Hans-Werner Fink Ys
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% "Practical algorithms for simulation and reconstruction of digital in-line holograms", :]rJGgK#
% Appl. Optics 54, 2424 - 2434 (2015) bB
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% The code is written by Tatiana Latychevskaia, 2002 h\7fp .
% The version of Matlab for this code is R2010b YWMGB#=
a UxGzMZ
function [out] = FT2Dc(u0); _nD$b={g
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[Nx, Ny] = size(1i,1j); ygeDc nvR]
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f1 = zeros(Nx,Ny); $p#%G#T
_FXZm50\g{
for ii = 1:Nx \I["2C]3M
for jj = 1:Ny xBUya4w
f1(ii,jj) = exp(1i*pi*(ii + jj)); Qd=^S^}(
end 6 } 4 'E
end ? 9 ! Z<H
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FT = fft2(f1.*in); W ZazJ=27}
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out = f1.*FT; WJNl 5^
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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