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ICDT
2010
ACM
195views Database» more  ICDT 2010»
15 years 10 months ago
Answering Non-Monotonic Queries in Relational Data Exchange
Relational data exchange deals with translating a relational database instance over some source schema into a relational database instance over some target schema, according to a ...
André Hernich
ICIW
2008
IEEE
16 years 26 days ago
XML Semantic Filtering via Ontology Reasoning
In this paper, we present an extension of PHIL, a declarative language for filtering information from XML data. The proposed approach allows us to extract relevant data as well a...
Michele Baggi, Moreno Falaschi, Demis Ballis
CIS
2004
Springer
15 years 11 months ago
Mining Medline for New Possible Relations of Concepts
Scientific bibliographies in online databases provide a rich source of information for scientists in support of their research. In this paper, we propose a new method to predict po...
Wei Huang, Yoshiteru Nakamori, Shouyang Wang, Tiej...
DKE
2006
100views more  DKE 2006»
15 years 6 months ago
An ontology based approach to the integration of entity-relationship schemas
In schema integration, schematic discrepancies occur when data in one database correspond to metadata in another. We explicitly declare the context that is the meta information re...
Qi He, Tok Wang Ling
CORR
2011
Springer
144views Education» more  CORR 2011»
14 years 10 months ago
Rewriting Ontological Queries into Small Nonrecursive Datalog Programs
Abstract. We consider the setting of ontological database access, where an Abox is given in form of a relational database D and where a Boolean conjunctive query q has to be evalua...
Georg Gottlob, Thomas Schwentick