记录一下matlab画柱状图。

从问题分类任务的算法比较中抽出。

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data = [1.0, 1.0, 0.565, 0.508, 0.481, 0.745];
b = bar(data);
ch = get(b,'children');
set(ch,'FaceVertexCData',[4;2;3;1;5;6])
%set(gca,'XTickLabel',{'Sina all','Sina travel','S&S','x','mi'})
%set(gca,'XTickLabel',{'Sina all','Sina travel','S&S','STM','CHI','MI'})
set(gca,'XTickLabel',{'SVM(TF)','SVM(TFIDF)','Bayes','Rocchio(TF)','Rocchio(TFIDF)','类文档排名分类'})

axis([0 7 0.0 1.0]) 

%%%

ylabel('micro F-measure');

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http://s15/middle/64eb3d33t83189cbfb40e&690

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data = [20.457, 45.578; 12.016, 22.422];
b = bar(data);

ch = get(b,'children');

set(gca,'XTickLabel',{'训练过程','测试过程'})

legend('基于类文档排名的分类算法','结合bigram的类文档排名分类算法');

ylabel('所用时间(单位:秒)');

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http://s3/middle/64eb3d33t83189eb77e72&690