C1=[
    0.4 0.45
    0.5 0.40
    0.5 0.75
    0.65 0.15
    %0.18 0.62
    ];  % positive points

C2=[0.1  0.6
    0.15  0.41
    0.25  0.8
    0.30  0.61
    0.80  0.76
    %0.9  0.29 % BUG emegent
    %0.90  0.40 
    0.9  0.30 
   ];%negative points
   
   
 M=cell(size(C1,1),1);
 
 for i=1:size(M,1)
     M{i}=cell(size(C2,1),1);
 end
 
 for i=1:size(C1,1)
     for j=1:size(C2,1)
         
         M{i}{j}=[C1(i,:),C2(j,:),0];  % 0 is flag to be canel

     end
 end
 
 
  M{4}{6}(5)=1;
  
  M{1}{3}(5)=1;
  
  
  celldisp(M)
  
  
  %M{4}(6,:)=[];
  
  
  
  %find(M{:}{:}(5)==0)
  %B(find(B(:,4)==0),:)=[];