?? prex2.m
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%PREX2 PRTOOLS example, plot learning curves of classifiershelp prex2pause(1)echo on % set desired learning sizeslearnsize = [3 5 10 15 20 30]; % Generate Highleyman's classesA = gendath(100,100); % avarage error over 10 repetitions % testset is complement of training sete1 = cleval(ldc,A,learnsize,10);figure(1); hold off;plot(learnsize,e1(1,:),'-'); axis([0 30 0 0.3]); hold on; drawnow;e2 = cleval(qdc,A,learnsize,10);plot(learnsize,e2(1,:),'-.'); drawnow;e3 = cleval(knnc([],1),A,learnsize,10);plot(learnsize,e3(1,:),'--'); drawnow;e4 = cleval(treec,A,learnsize,10);plot(learnsize,e4(1,:),':'); drawnow;legend('Linear','Quadratic','1-NN','DecTree');xlabel('Sample Size')ylabel('Error');echo off
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