| 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 $d'CBsu|<
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2d centered Fourier transform，居中的傅里叶变换 R{*_1cyW
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% f;. SSiT
% Citation for this code and algorithm: QF\kPk(CtD
% Tatiana Latychevskaia and Hans-Werner Fink fd4;mc1T
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", xME(B@j
% Appl. Optics 54, 2424 - 2434 (2015) 3PsxOb+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% jEUx
q%BH
% The code is written by Tatiana Latychevskaia, 2002 za,6 du6
% The version of Matlab for this code is R2010b B ,V( LTE
c
Qld$
function [out] = FT2Dc(u0); k_]\(myq
F?7u~b|@{
[Nx, Ny] = size(1i,1j); /sy-;JDnsu
6hZ.{8e0
f1 = zeros(Nx,Ny); T3=(`
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for ii = 1:Nx Jf2e<?`
for jj = 1:Ny F
y b[{ "
f1(ii,jj) = exp(1i*pi*(ii + jj)); y'^F,WTM
end .+OB!'dDK^
end ]de\i=?|
$u:<x
FT = fft2(f1.*in); O{~K R/
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out = f1.*FT; pg+b[7
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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