Keyword Search on XML Repository with Relevance Ranking
نویسندگان
چکیده
منابع مشابه
Keyword Search on XML Repository with Relevance Ranking
Extensible Markup Language (XML) is a simple text format which was designed to describe data using custom tags. The use of custom tags makes XML extremely flexible and enables it to not only describe structured data like information from a table of relational database but also semi-structured data. An XML document is self-describing which has made it a standard means of data exchange between ap...
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Keyword search in XML Database is to provide access on XML database by overcoming keyword ambiguity. Here users are allowed to search on XML database using keyword search like Text Databases. A novel IR style approach which well captures XML’s hierarchical structure, and works well on pure keyword query independent of any schema information of XML data. A search engine prototype called XReal is...
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The emergence of the Web has increased interests in XML data because that XML has flexible structure. Keyword search has attracted a great deal of attention for retrieving XML data because it is a userfriendly mechanism. But Keyword search is hard to directly improve search quality because lots of keyword-matched nodes may not contribute to the results. And in many applications, the goal is to ...
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This paper addresses an open problem of keyword search in XML trees: given relevant matches to keywords, how to compose query results properly so that they can be effectively ranked and easily understood by users. The approaches adopted in the literature are oblivious to user search intention, making ranking schemes ineffective on such results. Intuitively, each query has a search target and ea...
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The popularity of XML has exacerbated the need for an easy-to-use, high precision query interface for XML data. When traditional document-oriented keyword search techniques do not suffice, natural language interfaces and keyword search techniques that take advantage of XML structure make it very easy for ordinary users to query XML databases. Unfortunately, current approaches to processing thes...
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ژورنال
عنوان ژورنال: International Journal of Computer Applications
سال: 2012
ISSN: 0975-8887
DOI: 10.5120/4910-7439