| 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 {n}6
uV.3g 1 m
2d centered Fourier transform，居中的傅里叶变换 +F q`I2l|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% <Ur(< WTV
% Citation for this code and algorithm: 2Cn^<(F^4I
% Tatiana Latychevskaia and Hans-Werner Fink H pXMPHd
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", ,\ Gn
% Appl. Optics 54, 2424 - 2434 (2015) B;t U+36nM
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |,M&k s
% The code is written by Tatiana Latychevskaia, 2002 RbX!^v<0f6
% The version of Matlab for this code is R2010b mMmzi4HL
2 f\;#-
function [out] = FT2Dc(u0); e" (l
OD<0,r0f,
[Nx, Ny] = size(1i,1j); Pm; /Ua
,?i^i#Wqzg
f1 = zeros(Nx,Ny); )BNm~sP
.CFaBwj
for ii = 1:Nx *0 M#{HQ
for jj = 1:Ny w]
LN(o:
f1(ii,jj) = exp(1i*pi*(ii + jj)); UN_f2
end =BJ/ZM
end pgz3d{]ua
hkSpG{;7
FT = fft2(f1.*in); ?TLEZlB2 "
FV^CSaN[R
out = f1.*FT; |Axg}Q|
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
|
|