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» Uncertainty and the Semantic Web
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AWIC
2003
Springer
15 years 11 months ago
From Search Engines to Question-Answering Systems - The Need for New Tools
Abstract Search engines, with Google at the top, have many remarkable capabilities. But what is not among them is the deduction capability—the capability to synthesize an answer ...
Lotfi A. Zadeh
BALT
2006
15 years 10 months ago
On Ontology, ontologies, Conceptualizations, Modeling Languages, and (Meta)Models
In philosophy, the term ontology has been used since the 17th century to refer both to a philosophical discipline (Ontology with a capital "O"), and as a domain-independe...
Giancarlo Guizzardi
ESWS
2008
Springer
15 years 8 months ago
Querying Distributed RDF Data Sources with SPARQL
Integrated access to multiple distributed and autonomous RDF data sources is a key challenge for many semantic web applications. As a reaction to this challenge, SPARQL, the W3C Re...
Bastian Quilitz, Ulf Leser
EON
2008
15 years 7 months ago
Synthesizing the Mediator with jABC/ABC
Abstract. In this paper we show how to apply a tableau-based software composition technique to automatically generate the mediator's service logic. This uses an LTL planning (...
Tiziana Margaria
AAAI
2006
15 years 7 months ago
Characterizing Data Complexity for Conjunctive Query Answering in Expressive Description Logics
Description Logics (DLs) are the formal foundations of the standard web ontology languages OWL-DL and OWL-Lite. In the Semantic Web and other domains, ontologies are increasingly ...
Magdalena Ortiz, Diego Calvanese, Thomas Eiter