14306 search results - page 334 / 2862 » Database System Concepts |
215
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JIDM
2010
15 years 1 months ago
2010
The increasing volume of data stored as XML documents makes fragmentation techniques an alternative to the performance issues in query processing. Fragmented databases are feasible...
143
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DEXAW
2007
IEEE
16 years 1 months ago
2007
IEEE
In this paper we give an overview of methods to find representations of ontology defined concepts in texts. We distinguish two approaches: lexicon-based methods and approaches u...
169
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ICDE
2007
IEEE
16 years 1 months ago
2007
IEEE
This work is concerned with user perceived privacy and how clients (which we call data subjects here) can be empowered to control their own data consistently with their own intere...
169
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ER
2008
Springer
15 years 7 months ago
2008
Springer
The TOWL language is a temporal ontology language built on top of OWL-DL that enables descriptions involving time and temporal aspects such as change and state transitions. Extendi...
172
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DGO
2003
15 years 8 months ago
2003
State-of-art image retrieval techniques have been developed to support high-level (semantics) querying and browsing of images. For certain user queries, it is also very important ...