5434 search results - page 725 / 1087 » Semantic information portals |
174
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IDT
2010
15 years 5 months ago
2010
A person adds new knowledge to his/her mind, taking into account new information, additional details, better precision, synonyms, homonyms, redundancies, apparent contradictions, a...
232
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CORR
2011
Springer
15 years 2 months ago
2011
Springer
We study in this paper provenance information for queries with aggregation. Provenance information was studied in the context of various query languages that do not allow for aggr...
196
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JAIR
2011
15 years 2 months ago
2011
Many web-search queries serve as the beginning of an exploration of an unknown space of information, rather than looking for a specific web page. To answer such queries effectiv...
175
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ICFP
2007
ACM
16 years 7 months ago
2007
ACM
It is rare to give a semantic definition of a full-scale programming language, despite the many potential benefits. Partly this is because the available metalanguages for expressi...
200
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EDBT
2010
ACM
16 years 1 months ago
2010
ACM
Schemas, and more generally metadata specifying structural and semantic constraints, are invaluable in data management. They facilitate conceptual design and enable checking of da...