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4 documents found, showing 1 through 4.

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Semantics and complexity of sparql
by Jorge Pérez, Marcelo Arenas, Claudio Gutierrez — 2006 — Proc. 5th International Semantic Web Conference (ISWC06
…arXiv:cs.DB/0605124 v1 26 May 2006 Semantics and Complexity of SPARQL Jorge Pérez 1 , Marcelo…
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Imprecise SPARQL: Towards a Unified Framework for Similarity-Based Semantic Web Tasks
by Christoph Kiefer
…) as supported in ARQ. 1 – The semantics and complexity of UDSF-extended SPARQL queries are unclear. Hence…
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The Fundamentals of iSPARQL: A Virtual Triple Approach For Similarity-Based Semantic Web Tasks
by Christoph Kiefer, Abraham Bernstein, Markus Stocker
… of the semantics and complexity of SPARQL, focusing on the algebraic operators JOIN, UNION, OPTIONAL, and FILTER…
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Algorithms, Performance
by Markus Stocker, Christoph Kiefer
…. analyze in [11] the semantics and complexity of SPARQL. Harth et al. [7] investigate the usage…
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