6974 search results - page 1086 / 1395 » Querying Semi-Structured Data |
123
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LAWEB
2003
IEEE
15 years 9 months ago
2003
IEEE
Research on buying behavior indicates that buying guides perform an important role in the overall buying process. However, while many buying guides can be found on the Web, findin...
148
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SAC
2003
ACM
15 years 9 months ago
2003
ACM
Based on the limitations raised by existing approaches in the context of the Semantic Web, we propose a formalism, Web Sources Global Ontology (WebSOGO), a data meta-model for the...
169
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SIGIR
2003
ACM
15 years 9 months ago
2003
ACM
We present a non-traditional retrieval problem we call subtopic retrieval. The subtopic retrieval problem is concerned with finding documents that cover many different subtopics ...
109
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CCS
2003
ACM
15 years 9 months ago
2003
ACM
Web-based vulnerabilities represent a substantial portion of the security exposures of computer networks. In order to detect known web-based attacks, misuse detection systems are ...
147
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SSDBM
2002
IEEE
15 years 9 months ago
2002
IEEE
In this paper, we study the effects of compression on bitmap indexes. The main operations on the bitmaps during query processing are bitwise logical operations such as AND, OR, N...