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» Logical Semantics of Modularisation
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FOIKS
2006
Springer
15 years 10 months ago
Modeling the Evolution of Objects in Temporal Information Systems
This paper presents a semantic foundation of temporal conceptual models used to design temporal information systems. We consider a modeling language able to express both timestampi...
Alessandro Artale, Christine Parent, Stefano Spacc...
JAPLL
2007
88views more  JAPLL 2007»
15 years 6 months ago
Some comments on history based structures
History based models, introduced by Parikh and Ramanujam, provide a natural mathematical model of social interactive situations. These models offer a ”low level” description ...
Eric Pacuit
CORR
2002
Springer
187views Education» more  CORR 2002»
15 years 6 months ago
Answer Sets for Consistent Query Answering in Inconsistent Databases
A relational database is inconsistent if it does not satisfy a given set of integrity constraints. Nevertheless, it is likely that most of the data in it is consistent with the co...
Marcelo Arenas, Leopoldo E. Bertossi, Jan Chomicki
DLOG
2011
14 years 10 months ago
Query Answering over SROIQ Knowledge Bases with SPARQL
W3C currently extends the SPARQL query language with so-called entailment regimes, which define how queries are evaluated using logical entailment relations. We describe a sound a...
Ilianna Kollia, Birte Glimm, Ian Horrocks
CSFW
2011
IEEE
14 years 6 months ago
Modular Protections against Non-control Data Attacks
—This paper introduces YARRA, a conservative extension to C to protect applications from non-control data attacks. YARRA programmers specify their data integrity requirements by ...
Cole Schlesinger, Karthik Pattabiraman, Nikhil Swa...