Results 21 to 30 of about 8,825 (227)

SPARQL-Anything/sparql.anything: v0.5.0 [PDF]

open access: yes, 2021
New features / improvements: Bibtex #10 YAML #124 Markdown #125 New option: null-string #134 New option: trim strings #139 More String functions: #151 New Hash functions: #121 Better support for headless browser: #158 #162 List of solved issues ...
Enrico Daga, justin2004, luigi-asprino
core   +1 more source

Semantic Web Recommender System over Different Operating Platforms

open access: yesUHD Journal of Science and Technology, 2022
Semantic-Web Recommender System (SWRS) evaluation over different operating systems (OSs) used to facilitate and improve human electronic recommendation management (HERM).
Halo Khalil Sharif   +1 more
doaj   +1 more source

Semantics and Complexity of SPARQL [PDF]

open access: yesACM Transactions on Database Systems, 2006
SPARQL is the standard language for querying RDF data. In this article, we address systematically the formal study of the database aspects of SPARQL, concentrating in its graph pattern matching facility. We provide a compositional semantics for the core part of SPARQL, and study the complexity of the evaluation of several fragments of the language ...
Jorge Pérez 0001   +2 more
openaire   +8 more sources

SPARQL-Anything/sparql.anything: v0.9.0 [PDF]

open access: yes, 2023
SPARQL Anything is a system for Semantic Web re-engineering that allows users to ...
Mathias Vanden Auweele   +5 more
core   +1 more source

STUDY OF CURRENT APPROACHES FOR WEB PUBLISHING OF OPEN SCIENTIFIC DATA [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2015
Subject of Study. The subject of study of this work is closely related to the development of tools and technologies for Internet publishing of open data in machine-readable formats with regard to data of universities, educational and research ...
D. I. Mouromtsev   +4 more
doaj   +1 more source

Negation in SPARQL [PDF]

open access: yesCoRR, 2016
This paper presents a thorough study of negation in SPARQL. The types of negation supported in SPARQL are identified and their main features discussed. Then, we study the expressive power of the corresponding negation operators. At this point, we identify a core SPARQL algebra which could be used instead of the W3C SPARQL algebra.
Renzo Angles, Claudio Gutierrez 0001
openaire   +2 more sources

sparql-micro-service [PDF]

open access: yes, 2022
SPARQL micro-services: A lightweight approach to query Web APIs with ...
Franck Michel (12188990)
core   +1 more source

Modeling of colored Petri nets using semantic Web technologies

open access: yesИзвестия высших учебных заведений. Поволжский регион:Технические науки, 2022
Background. In connection with the widespread use of the Semantic Web concept, the issues of using formal models in the design of parallel, distributed and multi-agent systems based on the Semantic Web are of interest.
V.Yu. Kaev   +3 more
doaj   +1 more source

Explaining similarity for SPARQL queries [PDF]

open access: yes, 2021
Knowledge graph has gained significant popularity in recent years. As one of the W3C standards, SPARQL has become the de facto standard query language to retrieve the desired data from various knowledge graphs on the Web.
Chen, K   +5 more
core   +1 more source

FAIR Jupyter: A Knowledge Graph Approach to Semantic Sharing and Granular Exploration of a Computational Notebook Reproducibility Dataset [PDF]

open access: yesTransactions on Graph Data and Knowledge
The way in which data are shared can affect their utility and reusability. Here, we demonstrate how data that we had previously shared in bulk can be mobilized further through a knowledge graph that allows for much more granular exploration and ...
Samuel, Sheeba, Mietchen, Daniel
doaj   +1 more source

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