20 citations · 38 across the 4 of their papers we have counts for
4 papers
Provenance for SPARQL queries
C. V. Damásio, A. Analyti, G. Antoniou
Determining trust of data available in the Semantic Web is fundamental for applications and users, in particular for linked open data obtained from SPARQL endpoints. There exist se…
Extended RDF as a Semantic Foundation of Rule Markup Languages
Anastasia Analyti, Grigoris Antoniou, Carlos Viegas Damásio +1
Ontologies and automated reasoning are the building blocks of the Semantic Web initiative. Derivation rules can be included in an ontology to define derived concepts, based on base…
Query processing in distributed, taxonomy-based information sources
Carlo Meghini, Yannis Tzitzikas, Veronica Coltella +1
We address the problem of answering queries over a distributed information system, storing objects indexed by terms organized in a taxonomy. The taxonomy consists of subsumption re…
Query Evaluation in P2P Systems of Taxonomy-based Sources: Algorithms, Complexity, and Optimizations
Carlo Meghini, Yannis Tzitzikas, Anastasia Analyti
In this study, we address the problem of answering queries over a peer-to-peer system of taxonomy-based sources. A taxonomy states subsumption relationships between negation-free D…