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chenshufang

гæ (³õÈëÎÄ̳)

[ÇóÖú] prosam³ÌÐò

bplsda£¨boosting plsda£©Ëã·¨Öн«Ô­À´µÄÈýÀà¸ÃΪÁ½Ààºó £¬ÔËÐÐʱ·¢ÏÖprosam×Ó³ÌÐò³ö´í£¬ÎÒ²»Ã÷°×Äijö´íÁË£¬ÓÐÄÄλ´óÉñÃ÷°×prosam³ÌÐòµÄ¡£ÏÂÃæÊÇÖ÷³ÌÐòÀïǶÓÐprosam
while t<=rd
   ttt=ttt+1;                                   
   [index]=prosam(wt,samn,13);
    xcc=xc(index,;
    ycc=yyyc(index,;
    [ycpls,yppls]=plsfitcv2(xcc,ycc,xc,xp,tot);        
    indine=find(ycpls~=ClassIdc);               
    loss(t)=sum(wt(indine));
prosam³ÌÐò£º
function [ee]=prosam(per,sam,k)
rand('state',k)
csc=[0;cumsum(per)];
ee=[];
for i=1:sam
      x=rand(1,1);
        for j=1:length(csc)-1
          if (csc(j)<=x&x<csc(j+1))==1
         e=j;
      end
    end
   ee=[ee,e];
end
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