| 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 U xHI6,b
O<L=N-
2d centered Fourier transform，居中的傅里叶变换 =d ;#Nu-
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% Citation for this code and algorithm: Bx5 xtJ|!
% Tatiana Latychevskaia and Hans-Werner Fink @M<qz\
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% "Practical algorithms for simulation and reconstruction of digital in-line holograms", DMc h88W
% Appl. Optics 54, 2424 - 2434 (2015) "~ $i#
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 9,_~qWw
% The code is written by Tatiana Latychevskaia, 2002 ]*k ~jY,
% The version of Matlab for this code is R2010b 98 5h]KQ
fu~iF
function [out] = FT2Dc(u0); JmR2skoV,
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[Nx, Ny] = size(1i,1j); N_B^k8j
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f1 = zeros(Nx,Ny); :ZB.I(v
%regt{
for ii = 1:Nx %RtL4"M2j
for jj = 1:Ny 0v SPeZ
f1(ii,jj) = exp(1i*pi*(ii + jj)); K*DH_\SPK
end S{&%tj~U
end %a u>D
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FT = fft2(f1.*in); T|BlFJ0"
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out = f1.*FT; Ty{
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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