3969 search results - page 178 / 794 » Query Processing Using Ontologies |
124
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DEBU
2008
15 years 3 months ago
2008
Query optimization is an inherently complex problem, and validating the correctness and effectiveness of a query optimizer can be a task of comparable complexity. The overall proc...
102
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SSDBM
2005
IEEE
15 years 8 months ago
2005
IEEE
Similarity-based querying of time series data can be categorized as pattern existence queries and shape match queries. Pattern existence queries find the time series data with ce...
119
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EMNLP
2007
15 years 4 months ago
2007
Traditional research on spelling correction in natural language processing and information retrieval literature mostly relies on pre-defined lexicons to detect spelling errors. Bu...
165
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WWW
2010
ACM
15 years 10 months ago
2010
ACM
The Semantic Web community, until now, has used traditional database systems for the storage and querying of RDF data. The SPARQL query language also closely follows SQL syntax. A...
142
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CIVR
2007
Springer
15 years 9 months ago
2007
Springer
Though both quantity and quality of semantic concept detection in video are continuously improving, it still remains unclear how to exploit these detected concepts as semantic ind...