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改进的ID3算法

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摘要 ID3算法采用自顶向下贪婪搜索遍历可能的决策树空间,针对该算法所存在的属性取值偏向问题及只对较小的数据集有效的缺点,给出基于属性权值与信息增益的综合改进策略。实验结果表明,改进后的效果明显有效于传统的算法。
作者 张保华
出处 《中国校外教育》 2009年第S1期504-504,499,共2页 AFTERSCHOOL EDUCATION IN CHINA
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