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» Real-time Logics: Complexity and Expressiveness
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DALT
2009
Springer
13 years 12 months ago
Computing Utility from Weighted Description Logic Preference Formulas
We propose a framework to compute the utility of a proposal w.r.t. a preference set in a negotiation process. In particular, we refer to preferences expressed as weighted formulas ...
Azzurra Ragone, Tommaso Di Noia, Francesco M. Doni...
AAAI
2007
13 years 10 months ago
DL-Lite in the Light of First-Order Logic
The use of ontologies in various application domains, such as Data Integration, the Semantic Web, or ontology-based data management, where ontologies provide the access to large a...
Alessandro Artale, Diego Calvanese, Roman Kontchak...
LICS
1999
IEEE
14 years 23 days ago
First-Order Logic vs. Fixed-Point Logic in Finite Set Theory
The ordered conjecture states that least fixed-point logic LFP is strictly more expressive than first-order logic FO on every infinite class of ordered finite structures. It has b...
Albert Atserias, Phokion G. Kolaitis
TCOS
2008
13 years 8 months ago
On Contemporary Denotational Mathematics for Computational Intelligence
Denotational mathematics is a category of expressive mathematical structures that deals with high-level mathematical entities beyond numbers and sets, such as abstract objects, com...
Yingxu Wang
ADBIS
2006
Springer
131views Database» more  ADBIS 2006»
14 years 2 months ago
X-Warehousing: An XML-Based Approach for Warehousing Complex Data
XML is suitable for structuring complex data coming from different sources and supported by heterogeneous formats. It allows a flexible formalism capable to represent and store d...
Omar Boussaid, Riadh Ben Messaoud, Rémy Cho...