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DLOG
1997
13 years 6 months ago
Conjunctive Query Containment in Description Logics with n-ary Relations
Diego Calvanese, Giuseppe De Giacomo, Maurizio Len...
GEOINFORMATICA
2011
12 years 11 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
TOCL
2008
86views more  TOCL 2008»
13 years 4 months ago
Conjunctive query containment and answering under description logic constraints
Diego Calvanese, Giuseppe De Giacomo, Maurizio Len...
IJCAI
2007
13 years 6 months ago
Conjunctive Query Answering for the Description Logic SHIQ
Conjunctive queries play an important role as an expressive query language for Description Logics (DLs). Although modern DLs usually provide for transitive roles, conjunctive quer...
Birte Glimm, Ian Horrocks, Carsten Lutz, Ulrike Sa...
OWLED
2008
13 years 6 months ago
Conjunctive Query Answering in EL using a Database System
We study conjunctive query answering in the description logic EL, the core of the designated OWL2-EL profile of OWL2. In particular, we present an approach that allows the use of c...
Carsten Lutz, David Toman, Frank Wolter