Results 91 to 100 of about 12,237 (214)

CTP Ontology: A Semantic Model for Structuring Cultural Thematic Paths

open access: yesJournal of the Association for Information Science and Technology, Volume 77, Issue 7, Page 979-1010, July 2026.
Abstract A thematic path enhances the appreciation of cultural heritage by connecting diverse cultural objects through shared themes. This study introduces the Cultural Thematic Path (CTP) Ontology, designed to support the creation, organization, description, publication, and management of thematic paths within the GLAM (Galleries, Libraries, Archives,
Tiziana Pasciuto   +2 more
wiley   +1 more source

Correlation and Substitution in SPARQL

open access: yesCoRR, 2016
In the current SPARQL specification the notion of correlation and substitution are not well defined. This problem triggers several ambiguities in the semantics. In fact, implementations as Fuseki and Virtuoso assume different semantics. In this technical report, we provide a semantics of correlation and substitution following the classic philosophy of ...
Daniel Hernández 0002   +2 more
openaire   +2 more sources

The Expressive Power of SPARQL [PDF]

open access: yes, 2008
This paper studies the expressive power of SPARQL. The main result is that SPARQL and non-recursive safe Datalog with negation have equivalent expressive power, and hence, by classical results, SPARQL is equivalent from an expressiveness point of view to Relational Algebra.
Renzo Angles, Claudio Gutierrez 0001
openaire   +2 more sources

Operational semantics for SPARQL Update

open access: yes, 2012
Concurrent fine grained updates are essential for using RDF stores in dynamic modern Web applications, where users increasingly contribute content as often as they read content. SPARQL Update is a language proposed by the W3C for fine grained updates for
Gibbins, Nicholas   +2 more
core  

Capacity building needed to reap the benefits of access to biodiversity collections

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 4, Page 1357-1365, July 2026.
Global conservation efforts increasingly depend on digitised natural history collections, yet the benefits of this digital data are not equally shared. We analysed biodiversity specimens and citation data from Montserrat and the Cayman Islands to assess who collected these specimens, how they are used, and by whom.
Quentin Groom   +16 more
wiley   +1 more source

SmartDataAnalytics/SparqlIntegrate: sparql-integrate-bundle-1.0.1-SNAPSHOT

open access: yes, 2019
Sparql-based tool for the integration of heterogeneous ...
BonaBeavis, Claus Stadler
core   +1 more source

Pemanfaatan SPARQL Dalam Pencarian Data Alih Kredit Merdeka Belajar Kampus Merdeka

open access: yesJuTISI (Jurnal Teknik Informatika dan Sistem Informasi)
Program Merdeka Belajar Kampus Merdeka (MBKM) menyediakan fasilitas bagi mahasiswa untuk mengalihkan kredit dari aktivitas kerja ke mata kuliah tertentu.
Kafka Febianto Agiharta   +1 more
doaj   +1 more source

Temporal Data Representation and Querying Based on RDF

open access: yesIEEE Access, 2019
With the explosive growth of temporal data, how to query and manage temporal data has become an important research issue. Resource description framework (RDF), as the standard data and knowledge description language of the semantic web, has been widely ...
Fu Zhang   +3 more
doaj   +1 more source

Dataset of ontology competency questions to SPARQL-OWL queries translations

open access: yesData in Brief, 2020
This data article reports on a new set of 234 competency questions for ontology development and their formalisation into a set of 131 SPARQL-OWL queries.
Jedrzej Potoniec   +3 more
doaj   +1 more source

Extending SPARQL for Recommendations

open access: yesProceedings of Semantic Web Information Management on Semantic Web Information Management, 2014
For processing data on the Web, recommender systems and SPARQL are two popular paradigms, which however have rather different characteristics. SPARQL is a declarative language on RDF graphs which allows a user to precisely specify the desired information.
Victor Anthony Arrascue Ayala   +4 more
openaire   +2 more sources

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