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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 //Ai.Q.J[  
@/UfD ye  
2d centered Fourier transform,居中的傅里叶变换 %PJhy2  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% htP|3B  
% Citation for this code and algorithm: oVCmI"'  
% Tatiana Latychevskaia and Hans-Werner Fink UofTll)  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", (Vg}Hh?p  
% Appl. Optics 54, 2424 - 2434 (2015) V^Rkt%JY  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 6D;^uM2N  
% The code is written by Tatiana Latychevskaia, 2002 X5 ITF)&  
% The version of Matlab for this code is R2010b /(t sb  
@/%{15s.  
function [out] = FT2Dc(u0); R.s|j=  
buk=p-oi  
[Nx, Ny] = size(1i,1j); ;3C:%!CdA]  
N~ANjn/wL  
f1 = zeros(Nx,Ny); @6o]chJo  
DG;y6#|p  
for ii = 1:Nx >6Lm9&}  
    for jj = 1:Ny # fhEc;t  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); f c6g  
    end (bn Zy0  
end ^;F{)bmu+)  
)R{UXk3q}  
FT = fft2(f1.*in); 4 c'4*`I  
<@bA?FY  
out = f1.*FT; ^Jp*B;  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
林深时见鹿 2020-05-29 09:45
求大神指教
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