[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 eo~>|
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2d centered Fourier transform，居中的傅里叶变换 ;p U=>  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 3Q-[)Z )  
% Citation for this code and algorithm: &GetRDr  
% Tatiana Latychevskaia and Hans-Werner Fink A0hfy|1#L  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", FA#?+kd  
% Appl. Optics 54, 2424 - 2434 (2015) jh|4Y(  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% nL[zXl  
% The code is written by Tatiana Latychevskaia, 2002 ?*ni5\y5o  
% The version of Matlab for this code is R2010b -jJw wOm  
7vf?#^RlV  
function [out] = FT2Dc(u0); 5/{";k)L+  
#Lq{_Y  
[Nx, Ny] = size(1i,1j); x22:@Ot6  
@T6Z3Zj}  
f1 = zeros(Nx,Ny); Gd08RW  
FID4@--  
for ii = 1:Nx >tFv&1iR  
    for jj = 1:Ny ^& R H]q  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); ^twJNm{99  
    end 5W29oz}-S  
end `AO<r  
/V%]lmxQ  
FT = fft2(f1.*in); djxM/"xo  
tgX},OU^  
out = f1.*FT; D" 4*&  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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