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» On Graph Based Interaction for Semantic Query Languages
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AGP
1995
IEEE
13 years 11 months ago
Constraint Systems for Pattern Analysis of Constraint Logic-Based Languages
Pattern analysis consists in determining the shape of the set of solutions of the constraint store at some program points. Our basic claim is that pattern analyses can all be desc...
Roberto Bagnara
CAISE
2006
Springer
13 years 11 months ago
An e-Librarian Service that Understands Natural Language Questions from Students
In this paper we present an e-librarian service which is able to retrieve multimedia resources from a knowledge base in a more efficient way than by browsing through an index or by...
Serge Linckels, Christoph Meinel, Thomas Engel
SEMWEB
2009
Springer
14 years 2 months ago
A Database Backend for OWL
Abstract. Most Semantic Web applications are build on top of technology based on the Semantic Web layer cake and the W3C ontology languages RDF(S) and OWL. However RDF(S) embodies ...
Jörg Henss, Joachim Kleb, Stephan Grimm
ESWS
2007
Springer
13 years 11 months ago
Imprecise SPARQL: Towards a Unified Framework for Similarity-Based Semantic Web Tasks
This proposal explores a unified framework to solve Semantic Web tasks that often require similarity measures, such as RDF retrieval, ontology alignment, and semantic service match...
Christoph Kiefer
SIGMOD
1996
ACM
99views Database» more  SIGMOD 1996»
13 years 11 months ago
A Query Language for Multidimensional Arrays: Design, Implementation, and Optimization Techniques
While much recent research has focussed on extending databases beyond the traditional relational model, relatively little has been done to develop database tools for querying data...
Leonid Libkin, Rona Machlin, Limsoon Wong