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cs.DB2012★ 18 cited
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…
cs.DB2007
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…