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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 [{!j9E?(  
OXCml(>{  
2d centered Fourier transform,居中的傅里叶变换 Ai_|)  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% dgqJ=+z 0y  
% Citation for this code and algorithm: 2Z9gOd<M~  
% Tatiana Latychevskaia and Hans-Werner Fink X|n[9h:%  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", 2] wf`9ZH  
% Appl. Optics 54, 2424 - 2434 (2015) )+{omQ7v  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% ; dHOH\,:  
% The code is written by Tatiana Latychevskaia, 2002 $=g.-F% *=  
% The version of Matlab for this code is R2010b 2,QApW_Y  
I8oKa$RF  
function [out] = FT2Dc(u0); rpP+20v  
k-PRV8WO  
[Nx, Ny] = size(1i,1j); uM!r|X)8  
Ue\oIi  
f1 = zeros(Nx,Ny); JP% ;rAoJ  
SVEA  
for ii = 1:Nx lJQl$Wx^  
    for jj = 1:Ny @_:?N(%(  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); hE`%1j2(  
    end G;#t6bk  
end jE5 9h  
p){RS q  
FT = fft2(f1.*in); FZ.Yn   
n_ NG~ /x  
out = f1.*FT; ?;7>`F6ld  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
林深时见鹿 2020-05-29 09:45
求大神指教
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