[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 sXTt)J  
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2d centered Fourier transform，居中的傅里叶变换 ;-=y}DK  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% #s1M>M)  
% Citation for this code and algorithm: @Risabn  
% Tatiana Latychevskaia and Hans-Werner Fink ^g[\.Q  
% "Practical algorithms for simulation and reconstruction of digital in-line holograms", >4\V/ I  
% Appl. Optics 54, 2424 - 2434 (2015) uYL6g:]+ZC  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% d^ !3bv*h  
% The code is written by Tatiana Latychevskaia, 2002 h. i&[RnX  
% The version of Matlab for this code is R2010b *wp'`3y}  
zx(j6  
function [out] = FT2Dc(u0); [ H>MeeR  
vFb{(gIJ  
[Nx, Ny] = size(1i,1j); YH<F~F _  
r_xo>y~S  
f1 = zeros(Nx,Ny); kVU|k-?2
  
/_,
~dt  
for ii = 1:Nx `P/*x[?  
    for jj = 1:Ny QY+#Vp<`  
         f1(ii,jj) = exp(1i*pi*(ii + jj)); g8XGZW!  
    end +nuv?QB/  
end
{r&M  
g) v"nNS  
FT = fft2(f1.*in); zwU8iVDe  
+ y.IDn^  
out = f1.*FT; PR|Trnd&D  
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

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