[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 8ctUK|
 
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2d centered Fourier transform，居中的傅里叶变换 u"\HBbBx  
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% Citation for this code and algorithm: i!30f^9D-S  
% Tatiana Latychevskaia and Hans-Werner Fink L s=2!  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", <=*xwI&q  
% Appl. Optics 54, 2424 - 2434 (2015) Y,kTk  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% c"3 a
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% The code is written by Tatiana Latychevskaia, 2002 H|H!VPof]  
% The version of Matlab for this code is R2010b I"^ `!8<q  
PYl(~Vac  
function [out] = FT2Dc(u0); [e+"G <>  
~bCn%r2  
[Nx, Ny] = size(1i,1j); MH`H[2<\!,  
)x-iru A:  
f1 = zeros(Nx,Ny); Wm nsD!  
hmOhXE[a&  
for ii = 1:Nx O>zM(I+p  
    for jj = 1:Ny *ws!8-)fH  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); $Blo`'  
    end fo$iV;x`  
end Kv[,!P"Y  
gd6We)&  
FT = fft2(f1.*in); mKwhd} V  
%QUV351H  
out = f1.*FT; QW.VAF\6*  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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