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» A Semantic Language for Querying Anonymous Web Sources
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DEXA
2009
Springer
151views Database» more  DEXA 2009»
14 years 3 months ago
Automatic Extraction of Ontologies Wrapping Relational Data Sources
Describing relational data sources (i.e. databases) by means of ontologies constitutes the foundation of most of the semantic based approaches to data access and integration. In sp...
Lina Lubyte, Sergio Tessaris
AAAI
2006
13 years 10 months ago
Large Scale Knowledge Base Systems: An Empirical Evaluation Perspective
In this paper, we discuss how our work on evaluating Semantic Web knowledge base systems (KBSs) contributes to address some broader AI problems. First, we show how our approach pr...
Yuanbo Guo, Abir Qasem, Jeff Heflin
ADBIS
2005
Springer
147views Database» more  ADBIS 2005»
14 years 2 months ago
Declarative Data Fusion - Syntax, Semantics, and Implementation
In today’s integrating information systems data fusion, i.e., the merging of multiple tuples about the same real-world object into a single tuple, is left to ETL tools and other ...
Jens Bleiholder, Felix Naumann
SEMWEB
2009
Springer
14 years 3 months ago
Coloring RDF Triples to Capture Provenance
Abstract. Recently, the W3C Linking Open Data effort has boosted the publication and inter-linkage of large amounts of RDF datasets on the Semantic Web. Various ontologies and know...
Giorgos Flouris, Irini Fundulaki, Panagiotis Pedia...
ICDT
2010
ACM
195views Database» more  ICDT 2010»
14 years 26 days 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