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» Integrity Constraints in OWL
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PODS
1999
ACM
153views Database» more  PODS 1999»
15 years 4 months ago
Consistent Query Answers in Inconsistent Databases
In this paper we consider the problem of the logical characterization of the notion of consistent answer in a relational database that may violate given integrity constraints. Thi...
Marcelo Arenas, Leopoldo E. Bertossi, Jan Chomicki
ECSQARU
2005
Springer
15 years 5 months ago
Possibility Theory for Reasoning About Uncertain Soft Constraints
Abstract. Preferences and uncertainty occur in many real-life problems. The theory of possibility is one non-probabilistic way of dealing with uncertainty, which allows for easy in...
Maria Silvia Pini, Francesca Rossi, Kristen Brent ...
SEKE
2004
Springer
15 years 5 months ago
Enhancing the Message Concept of the Object Constraint Language
The textual Object Constraint Language (OCL) is an official part of the Unified Modeling Language (UML). A new concept in the recently adopted OCL version 2.0 is the notion of O...
Stephan Flake
SAMT
2007
Springer
138views Multimedia» more  SAMT 2007»
15 years 6 months ago
A Constraint-Based Graph Visualisation Architecture for Mobile Semantic Web Interfaces
Abstract. Multimodal and dialogue-based mobile interfaces to the Semantic Web offer access to complex knowledge and information structures. We explore more fine-grained co-ordina...
Daniel Sonntag, Philipp Heim
WLP
2005
Springer
15 years 5 months ago
Meta-S - Combining Solver Cooperation and Programming Languages
Abstract. Meta-S is a constraint solver cooperation system which allows the dynamic integration of arbitrary external (stand-alone) solvers and their combination with declarative l...
Stephan Frank, Petra Hofstedt, Dirk Reckmann