2525 search results - page 285 / 505 » A Framework for Semantic Gossiping |
295
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VLDB
2001
ACM
16 years 7 months ago
2001
ACM
Abstract In this paper we present a mechanism for approximately translating Boolean query constraints across heterogeneous information sources. Achieving the best translation is ch...
293
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VLDB
2001
ACM
16 years 7 months ago
2001
ACM
In this paper, we present an approach to global transactionmanagementinworkflowenvironments.Thetransaction mechanism is based on the well-known notion of compensation, but extended...
288
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VLDB
2004
ACM
16 years 7 months ago
2004
ACM
Abstract. In dynamic environments like the Web, data sources may change not only their data but also their schemas, their semantics, and their query capabilities.When a mapping is ...
328
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SIGMOD
2007
ACM
16 years 7 months ago
2007
ACM
Top-k processing in uncertain databases is semantically and computationally different from traditional top-k processing. The interplay between query scores and data uncertainty ma...
194
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PADL
2010
Springer
16 years 4 months ago
2010
Springer
Abstract. Ontologies and rules are usually loosely coupled in knowledge representation formalisms. In fact, ontologies use open-world reasoning while the leading semantics for rule...