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» A Conjunctive Query Language for Description Logic Aboxes
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108
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SEMWEB
2009
Springer
15 years 2 months ago
A Decomposition-Based Approach to Optimizing Conjunctive Query Answering in OWL DL
Scalable query answering over Description Logic (DL) based ontologies plays an important role for the success of the Semantic Web. Towards tackling the scalability problem, we prop...
Jianfeng Du, Guilin Qi, Jeff Z. Pan, Yi-Dong Shen
GEOINFORMATICA
2011
14 years 5 months ago
Functional description of geoprocessing services as conjunctive datalog queries
Discovery of suitable web services is a crucial task in Spatial Data Infrastructures (SDI). In this work, we develop a novel approach to the discovery of geoprocessing services (WP...
Daniel Fitzner, Jörg Hoffmann, Eva Klien
96
Voted
AAAI
2006
14 years 11 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
92
Voted
DLOG
2003
14 years 11 months ago
Graphical Interfaces for Racer: Querying DAML+OIL and RDF Documents
In this paper, we introduce RICE, a graphical application for interacting with the description logic inference server Racer. Comparing RICE with OilEd, we address the problem of v...
Ralf Möller, Ronald Cornet, Volker Haarslev
130
Voted
FROCOS
2009
Springer
15 years 4 months ago
Putting ABox Updates into Action
When trying to apply recently developed approaches for updating Description Logic ABoxes in the context of an action programming language, one encounters two problems. First, upda...
Conrad Drescher, Hongkai Liu, Franz Baader, Steffe...