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EDBTW
2004
Springer
14 years 3 months ago
Semantic Query Routing and Processing in P2P Database Systems: The ICS-FORTH SQPeer Middleware
Abstract. Peer-to-peer (P2P) computing is currently attracting enormous attention. In P2P systems a very large number of autonomous computing nodes (the peers) pool together their ...
Giorgos Kokkinidis, Vassilis Christophides
ICCS
2005
Springer
14 years 3 months ago
Querying a Bioinformatic Data Sources Registry with Concept Lattices
Abstract Bioinformatic data sources available on the web are multiple and heterogenous. The lack of documentation and the difficulty of interaction with these data banks require us...
Nizar Messai, Marie-Dominique Devignes, Amedeo Nap...
SEMWEB
2010
Springer
13 years 7 months ago
SPARQL beyond Subgraph Matching
We extend the Semantic Web query language SPARQL by defining the semantics of SPARQL queries under the entailment regimes of RDF, RDFS,
Birte Glimm, Markus Krötzsch
SIGIR
2009
ACM
14 years 4 months ago
What queries are likely to recur in web search?
We study the recurrence dynamics of queries in Web search by analysing a large real-world query log dataset. We find that query frequency is more useful in predicting collective ...
Dell Zhang, Jinsong Lu
ICDE
1996
IEEE
178views Database» more  ICDE 1996»
14 years 11 months ago
Query Folding
Query folding refers to the activity of determining if and how a query can be answered using a given set of resources, which might be materialized views, cached results of previou...
Xiaolei Qian