ciaproc.m

rang doppler imaging and motion compensation中的源代码

   function [startmat, endmat] = CIAproc(data,amplen,thre,sizemat,SNR);
   %
   % Decide final starting and ending points of a segment based on
   % the information supplied by the amplitude information using CIA
   % function and the phase information using CIAphase for the 
   % complex image analysis.
   %
   
   [mm nn] = size(data);

   startmat=[];
   endmat=[];
   for bcount=1:mm
   vec727fd=data(bcount,:);  
   tw3=abs(vec727fd);
   delphi=1/sqrt(2*SNR(mm));


%%   CIA
   [startp,endp]=CIA(tw3,amplen,thre);
   [startpp,endpp]=CIAphase(vec727fd,startp,endp,pi/2,2.5*delphi);
   makestart=makevec(startpp,sizemat);
   makeend=makevec(endpp,sizemat);
   startmat=[startmat;makestart];
   endmat=[endmat;makeend];
   end