2 papers
cs.DC2011
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…
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…