2332 search results - page 172 / 467 » AIS and Semantic Query |
173
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PODS
2005
ACM
16 years 6 months ago
2005
ACM
Owners of sources registered in an information integration system, which provides answers to a (potentially evolving) set of client queries, need to know their contribution to the...
188
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DAWAK
2009
Springer
15 years 10 months ago
2009
Springer
Skyline queries have gained much attention as alternative query semantics with pros (e.g.low query formulation overhead) and cons (e.g.large control over result size). To overcome ...
220
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CSSE
2008
IEEE
16 years 29 days ago
2008
IEEE
—At present, Web services are created and updated on the fly. It has already beyond the human ability to analysis them and generate the composition plan manually. It is a problem...
162
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CSFW
2009
IEEE
15 years 10 months ago
2009
IEEE
This paper presents a language, based on transaction logic, for specifying dynamic authorisation policies, i.e., rules governing actions that may depend on and update the authoris...
156
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JETAI
2007
15 years 6 months ago
2007
Contextual vocabulary acquisition (CVA) is the active, deliberate acquisition of a meaning for an unknown word in a text by reasoning from textual clues, prior knowledge, and hypo...