کا ان ان سرچ

clear;
clc;

A=xlsread('knn.xlsx');


[m n]=size(A);
trainingNumber=floor(m*0.7);
testNumber=m-trainingNumber;


xdataTraining=A(1:trainingNumber,1:end-1);
ydataTraining=A(1:trainingNumber,end);


xdataTest=A(trainingNumber+1:m,1:end-1);
ydataTest=A(trainingNumber+1:m,end);

[n,d]=knnsearch(xdataTraining,xdataTest,'k',3);





[a b]=size(n);
x1=0;x2=0;

for i=1:a
    for j=1:b
      if(ydataTraining(n(i,j))==1)
          x1=x1+1;
      else
          x2=x2+1;
      end;end;
      if(x1>x2)
          disp(1);
      else
          disp(0 );
      end
      x1=0;x2=0;

    
end