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电子学报  2002 

基于部分匹配的XML文本文档向量检索模型

, PP. 2169-2171

Keywords: XML文本文档,向量检索模型,信息检索,部分匹配模式,查询

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Abstract:

本文提出了部分匹配模式的XML文本文档向量检索模型,给出了XML文本文档树以及子文档树的向量表示和查询以及子查询的向量表示,并由此提出了查询中的祖先-后代关系映射到文档中的祖先-后代关系的部分匹配模式的检索方式,给出了基于此匹配处理过程的相似度计算,以判断文档与查询的相关程度.在构造的检索原型系统中的实验表明,该检索模型具有较好的查全率和查准率.

References

[1]  Yoshihiko Hayashi,Junji Tomita,et al.Searching text-rich XML documents with relevance ranking[A].ACM SIGIR 2000 Workshop on XML and Information Retrieval[C].Athens,2000.
[2]  Norbert Fuhr,Kai Grobjohann.XIRQL:A query language for information retrieval in XML documents[A].In Proceedings of the 24th Annual International Conference on Research and development in Information Retrieval[C].New York,USA,2001.172-180.
[3]  Torsten Schlieder.Similarity search in XML data using cost-based query transformations[A].In Proceedings of the Fourth International Workshop on the Web and Databases (WebDB)[C].Santa Barbara,USA,2001.
[4]  Hersh WR,Buckley C and Leone TJ.OHSUMED:An interactive retrieval evaluation and new large test collection for research[A].Proceedings of the 17th Annual ACM SIGIR Conference[C].1994.192-201.
[5]  http://www.dcs.gla.ac.uk/idom/ir-resources/linguistic-utils/stop-words[DB/OL].
[6]  A Theobald,G Weikum.Adding relevance to XML[A].In proceedings of 3rd International Workshop on Web and Databases[C].Dallus,USA,2000.
[7]  Lee,J H.Combining multiple evidence from different properties of weighting schemes[A].Proceedings of the 18th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval[C].1995.180-188.

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