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» Semantics and Complexity of SPARQL
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ESWS
2009
Springer
15 years 4 months ago
A Rule System for Querying Persistent RDFS Data
We present GiaBATA, a system for storing, aggregating, and querying Semantic Web data, based on declarative logic programming technology, namely on the dlvhex system, which allows ...
Giovambattista Ianni, Thomas Krennwallner, Alessan...
CIKM
2008
Springer
15 years 3 days ago
MashQL: a query-by-diagram topping SPARQL
This article is motivated by the importance of building web data mashups. Building on the remarkable success of Web 2.0 mashups, and specially Yahoo Pipes, we generalize the idea ...
Mustafa Jarrar, Marios D. Dikaiakos
105
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ESWS
2008
Springer
14 years 12 months ago
Querying Distributed RDF Data Sources with SPARQL
Integrated access to multiple distributed and autonomous RDF data sources is a key challenge for many semantic web applications. As a reaction to this challenge, SPARQL, the W3C Re...
Bastian Quilitz, Ulf Leser
DEBU
2010
180views more  DEBU 2010»
14 years 10 months ago
Searching RDF Graphs with SPARQL and Keywords
The proliferation of knowledge-sharing communities like Wikipedia and the advances in automated information extraction from Web pages enable the construction of large knowledge ba...
Shady Elbassuoni, Maya Ramanath, Ralf Schenkel, Ge...
CIKM
2006
Springer
15 years 1 months ago
Information retrieval from relational databases using semantic queries
Relational databases are widely used today as a mechanism for providing access to structured data. They, however, are not suitable for typical information finding tasks of end use...
Anand Ranganathan, Zhen Liu