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» An Existential Locality Theorem
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SEBD
2007
121views Database» more  SEBD 2007»
13 years 10 months ago
Query Answering in Expressive Variants of DL-Lite
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 am...
Alessandro Artale, Diego Calvanese, Roman Kontchak...
CSL
2004
Springer
14 years 2 months ago
Game-Based Notions of Locality Over Finite Models
Locality notions in logic say that the truth value of a formula can be determined locally, by looking at the isomorphism type of a small neighborhood of its free variables. Such n...
Marcelo Arenas, Pablo Barceló, Leonid Libki...
APAL
2006
73views more  APAL 2006»
13 years 8 months ago
On the parallel between the suplattice and preframe approaches to locale theory
This paper uses the locale theory approach to topology. Two descriptions are given of all locale limits, the first description using suplattice constructions and the second prefra...
Christopher F. Townsend
LATIN
2004
Springer
14 years 2 months ago
Pure Future Local Temporal Logics Are Expressively Complete for Mazurkiewicz Traces
The paper settles a long standing problem for Mazurkiewicz traces: the pure future local temporal logic defined with the basic modalities exists-next and until is expressively com...
Volker Diekert, Paul Gastin
ICASSP
2011
IEEE
13 years 11 days ago
Local probability distribution of natural signals in sparse domains
—In this paper we investigate the local probability density function (pdf) of natural signals in sparse domains. The statistical properties of natural signals are characterized m...
Hossein Rabbani, Saeed Gazor