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» Storing RDF as a Graph
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CIKM
2011
Springer
12 years 9 months ago
Estimating selectivity for joined RDF triple patterns
A fundamental problem related to RDF query processing is selectivity estimation, which is crucial to query optimization for determining a join order of RDF triple patterns. In thi...
Hai Huang 0003, Chengfei Liu
RR
2007
Springer
14 years 4 months ago
A Visualization Algorithm for Defeasible Logic Rule Bases over RDF Data
This work presents a visualization algorithm for defeasible logic rule bases as well as a software tool that applies this algorithm, according to which, a directed graph is produce...
Efstratios Kontopoulos, Nick Bassiliades, Grigoris...
SEMWEB
2009
Springer
14 years 4 months ago
Dynamic Querying of Mass-Storage RDF Data with Rule-Based Entailment Regimes
RDF Schema (RDFS) as a lightweight ontology language is gaining popularity and, consequently, tools for scalable RDFS inference and querying are needed. SPARQL has become recently ...
Giovambattista Ianni, Thomas Krennwallner, Alessan...
ESWS
2010
Springer
14 years 2 months ago
OWL Reasoning with WebPIE: Calculating the Closure of 100 Billion Triples
Abstract. In previous work we have shown that the MapReduce framework for distributed computation can be deployed for highly scalable inference over RDF graphs under the RDF Schema...
Jacopo Urbani, Spyros Kotoulas, Jason Maassen, Fra...
CIKM
2004
Springer
14 years 3 months ago
RStar: an RDF storage and query system for enterprise resource management
Modern corporations operate in an extremely complex environment and strongly depend on all kinds of information resources across the enterprise. Unfortunately, with the growth of ...
Li Ma, Zhong Su, Yue Pan, Li Zhang, Tao Liu