2776 search results - page 144 / 556 » System-Level Abstraction Semantics |
111
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TKDE
2002
15 years 4 months ago
2002
Materialization is a powerful and ubiquitous abstraction pattern for conceptual modeling that relates a class of categories (e.g., models of cars) and a class of more concrete obje...
164
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COMMA
2010
14 years 11 months ago
2010
Abstract. This paper combines two recent extensions of Dung's abstract argumenrameworks in order to define an abstract formalism for reasoning about preferences in structured ...
115
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WWW
2004
ACM
16 years 5 months ago
2004
ACM
Business processes involve interactions among autonomous partners. We propose that these interactions be specified modularly as protocols. Protocols can be published, enabling imp...
138
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LPNMR
2009
Springer
15 years 11 months ago
2009
Springer
Abstract. We study the complexity of consistency checking and query answering on incomplete databases for languages ranging from non-recursive Datalog to disjunctive Datalog with n...
146
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COLCOM
2008
IEEE
15 years 11 months ago
2008
IEEE
Abstract. The original purpose of Web metadata was to protect endusers from possible harmful content and to simplify search and retrieval. However they can also be exploited in mor...