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用待确定的上下文无关文法分析半结构化数据 被引量:5

The Analysis of Semi Structured Data with Indeterminate Context Free Grammar
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摘要 对上下文无关文法作了改进,改进后的方法能在语法分析的过程中利用已分析部分的语义信息,得出待分析部分未确定的语法结构,使其可用于处理复杂的半结构化数据. After improving context free grammar, we develop the indeterminate syntax from the semantic information extracted from the analyzed part. It is applied to analyze semi structured data.
作者 李庆华 刘昊
出处 《华中理工大学学报》 CSCD 北大核心 1999年第5期60-62,共3页 Journal of Huazhong University of Science and Technology
基金 国家高技术发展技术资助 国家高性能计算基金
关键词 数据挖掘 上下文无关文法 半结构化数据 YACC data mining context free grammar semi structured data YACC recursive declined analyze method
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同被引文献31

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