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EDBT
2010
ACM
164views Database» more  EDBT 2010»
14 years 1 months ago
Techniques for efficiently querying scientific workflow provenance graphs
A key advantage of scientific workflow systems over traditional scripting approaches is their ability to automatically record data and process dependencies introduced during workf...
Manish Kumar Anand, Shawn Bowers, Bertram Ludä...
SAC
2010
ACM
14 years 4 months ago
External sorting for index construction of large semantic web databases
Today’s Semantic Web datasets become increasingly larger containing up to several hundred million triples. The performance of index construction is a crucial factor for the succ...
Sven Groppe, Jinghua Groppe
SAMT
2009
Springer
180views Multimedia» more  SAMT 2009»
14 years 4 months ago
RelFinder: Revealing Relationships in RDF Knowledge Bases
Abstract. The Semantic Web has recently seen a rise of large knowledge bases (such as DBpedia) that are freely accessible via SPARQL endpoints. The structured representation of the...
Philipp Heim, Sebastian Hellmann, Jens Lehmann, St...
HT
2009
ACM
14 years 4 months ago
The scalable hyperlink store
This paper describes the Scalable Hyperlink Store, a distributed in-memory “database” for storing large portions of the web graph. SHS is an enabler for research on structural...
Marc Najork
AMW
2010
13 years 11 months ago
Minimising RDF Graphs under Rules and Constraints Revisited
Based on practical observations on rule-based inference on RDF data, we study the problem of redundancy elimination in RDF in the presence of rules (in the form of Datalog rules) a...
Reinhard Pichler, Axel Polleres, Sebastian Skritek...