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CORR
2011
Springer
209views Education» more  CORR 2011»
14 years 9 months ago
An Empirical Study of Real-World SPARQL Queries
Understanding how users tailor their SPARQL queries is crucial when designing query evaluation engines or fine-tuning RDF stores with performance in mind. In this paper we analyz...
Mario Arias, Javier D. Fernández, Miguel A....
BTW
2005
Springer
94views Database» more  BTW 2005»
15 years 8 months ago
Unified Querying of Ontology Languages with the SIRUP Ontology Query API
Patrick Ziegler, Christoph Sturm, Klaus R. Dittric...
PODS
1998
ACM
104views Database» more  PODS 1998»
15 years 7 months ago
Typed Query Languages for Databases Containing Queries
Frank Neven, Jan Van den Bussche, Dirk Van Gucht, ...
FQAS
2009
Springer
202views Database» more  FQAS 2009»
15 years 9 months ago
Controlled Aggregate Tree Shaped Questions over Ontologies
Abstract. Controlled languages (CLs) are ambiguity-free subsets of natural languages such as English offering a good trade-off between the formal rigor of ontology and query langua...
Camilo Thorne, Diego Calvanese
SIGIR
2002
ACM
15 years 2 months ago
Using part-of-speech patterns to reduce query ambiguity
Query ambiguity is a generally recognized problem, particularly in Web environments where queries are commonly only one or two words in length. In this study, we explore one techn...
James Allan, Hema Raghavan