[求助]相位恢复算法 [复制链接]

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 7(;VUR%%.  
iau&k`b`  
2d centered Fourier transform，居中的傅里叶变换 zK92:+^C  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% <coCu0  
% Citation for this code and algorithm: pk4&-iu9  
% Tatiana Latychevskaia and Hans-Werner Fink f5-={lUlIS  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", ~k(Ez pn#  
% Appl. Optics 54, 2424 - 2434 (2015) mx4*zj  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% /0uinx  
% The code is written by Tatiana Latychevskaia, 2002 [)pT{QA  
% The version of Matlab for this code is R2010b yB1>83!q  
8gxLL59
 
function [out] = FT2Dc(u0); J#]yKgT  
l:"*]m7o_  
[Nx, Ny] = size(1i,1j); jFv<]D%A[  
SAJ=)h~  
f1 = zeros(Nx,Ny); D=vq<X'  
.#J3UZ  
for ii = 1:Nx QAwj]
_  
    for jj = 1:Ny 6KG63`aQ  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); LfApVUm  
    end H%N+Vr3O,  
end (ce NVo&  
H/&Q,9sU21  
FT = fft2(f1.*in); WXU6J?tIm  
{LDb*'5Cy  
out = f1.*FT; ,gc#N  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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