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ISEMANTICS
2010
13 years 10 months ago
2010
In this paper, when we use the term ontology, we are primarily referring to linked data in the form of RDF(S). The problem of ontology mapping has attracted considerable attention...
TOPLAS
2010
13 years 7 months ago
2010
Fractional permissions use fractions to distinguish write access (1) from read access (any smaller fraction). Nesting (an extension of adoption) can be used to model object invari...
HICSS
2005
IEEE
14 years 2 months ago
2005
IEEE
The Gnutella protocol requires peers to broadcast messages to their neighbours when they search files. The message passing generates a lot of traffic in the network, which degrade...
ICDT
2009
ACM
14 years 3 months ago
2009
ACM
A formal semantics of uncertain databases typically takes an algebraic approach by mapping an uncertain database to a set of relational databases, or possible worlds. We present a...
DOOD
1995
Springer
14 years 8 days ago
1995
Springer
Semantics represents a major problem area for active databases inasmuch as (i) there is l framework for defining the abstract semantics of active rules, and (ii) the various syst...