Sciweavers

10 search results - page 2 / 2
» A Nonstandard Approach to the Logical Omniscience Problem
Sort
View
SYNTHESE
2008
71views more  SYNTHESE 2008»
13 years 7 months ago
Formalizing common sense: an operator-based approach to the Tibbles-Tib problem
The paper argues, that a direct formalization of the way common sense thinks about the numerical identity of enduring entities, requires that traditional predicate logic is develo...
Ingvar Johansson
LOGCOM
2007
115views more  LOGCOM 2007»
13 years 7 months ago
The Dynamics of Syntactic Knowledge
The syntactic approach to epistemic logic avoids the logical omniscience problem by taking knowledge as primary rather than as defined in terms of possible worlds. In this study, ...
Thomas Ågotnes, Natasha Alechina
DLOG
2004
13 years 9 months ago
A Uniform Tableaux-Based Approach to Concept Abduction and Contraction in ALN
We present algorithms based on truth-prefixed tableaux to solve both Concept Abduction and Contraction in ALN DL. We also analyze the computational complexity of the problems, sho...
Simona Colucci, Tommaso Di Noia, Eugenio Di Sciasc...
DLOG
2003
13 years 9 months ago
RDFS(FA): A DL-ised Sub-language of RDFS
Description Logics (DLs), as a field of research, form a formal foundation of first-order semantic Web ontology languages, such as DAML+OIL and OWL. The Semantic Web will build ...
Jeff Z. Pan, Ian Horrocks
GIS
2005
ACM
14 years 8 months ago
Supporting uncertainty in moving objects in network databases
The management of moving objects has been intensively studied in the recent years. A wide and increasing range of database applications has to deal with spatial objects whose posi...
Ralf Hartmut Güting, Victor Teixeira de Almei...