ensemble.m

一个关于adaboost和NN的matlab程序

function [area,Ax,roc]=ensemble(n,betaT,net,inx,Bx,outfile)
%WBL 23 Sep 2002 Ensemble together boosted nets and then calculate its performance
% $Revision: 1.5 $  $Date: 2002/10/31 11:23:47 $

%WBL 23 Sep 2002 Based on testnet.m r1.4

Ax = zeros(2,size(Bx,2));
for i=1:n
    Ax = Ax -log(betaT(i))*sim(net{i},inx);
end

%AA = compet(A);
%[x,Q]=find(AA);
%errors = sum(abs((x-1)-B'));
%
%fprintf('Percentage error of 23-aug-2002_20x866 on VER+11_FULLtrn %f\n',...
%    100.0*errors/ntests);
[area,roc]=errors(Ax,Bx,outfile);
%fclose(file);