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GEOINFORMATICA
2011
13 years 2 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
SIGPLAN
2002
13 years 7 months ago
On-the-fly model checking from interval logic specifications
Future Interval Logic (FIL) and its intuitive graphical representation, Graphical Interval Logic (GIL), can be used as the formal description language of model checking tools to v...
Miguel J. Hornos, Manuel I. Capel
IDEAS
2007
IEEE
144views Database» more  IDEAS 2007»
14 years 1 months ago
An Extensible and Personalized Approach to QoS-enabled Service Discovery
We present an extensible and customizable framework for the autonomous discovery of Semantic Web services based on their QoS properties. Using semantic technologies, users can spe...
Le-Hung Vu, Fabio Porto, Karl Aberer, Manfred Haus...
KR
2010
Springer
14 years 13 days ago
Query and Predicate Emptiness in Description Logics
Ontologies can be used to provide an enriched vocabulary for the formulation of queries over instance data. We identify query emptiness and predicate emptiness as two central reas...
Franz Baader, Meghyn Bienvenu, Carsten Lutz, Frank...
IEEESCC
2005
IEEE
14 years 1 months ago
Web Services Composition: A Story of Models, Automata, and Logics
eal world”, represented abstractly using (time-varying) first-order logic predicates and terms. A representative composition result [11] here uses a translation into Petri nets. ...
Richard Hull