knn_dauto.m

matlab 源码 KNN classification

function [label]=KNN_dauto(dat_a, dat_b, k)

 % -------------------------------------------------
 %  afile is for training; and bfile is for testing.
 % -------------------------------------------------
  
 [Tr_num, dim] = size(dat_a);
 [Te_num, dim] = size(dat_b);
 
 tr_data=dat_a;
 te_data=dat_b;

 computed=[];
 for j=1:Te_num 
 computed = [computed knn(te_data(j,1:dim-1), tr_data(:,1:dim-1), tr_data(:,end)', k)];
 end

 label = computed;