Results 21 to 30 of about 67,200 (355)

Maintaining Market Share: HP’s Competitive Strategies in the Notebook Sector [PDF]

open access: yesSHS Web of Conferences
This paper provides a comprehensive analysis of the factors contributing to HP’s ability to maintain a stable market share amidst the dominant positions of Apple and Lenovo in the technology sector.
Liu Maoji
doaj   +1 more source

The WebNLG Challenge: Generating Text from RDF Data

open access: yesInternational Conference on Natural Language Generation, 2017
The WebNLG challenge consists in mapping sets of RDF triples to text. It provides a common benchmark on which to train, evaluate and compare “microplanners”, i.e.
Claire Gardent   +3 more
semanticscholar   +1 more source

Mapping RDF Databases to Property Graph Databases

open access: yesIEEE Access, 2020
RDF triplestores and property graph databases are two approaches for data management which are based on modeling, storing and querying graph-like data. In spite of such common principle, they present special features that complicate the task of database ...
Renzo Angles, Harsh Thakkar, D. Tomaszuk
semanticscholar   +1 more source

ruby-rdf/rdf: Release 3.2.2

open access: yes, 2022
Reinstate RDF::Repository::Implementation::SerializedTransaction as an alias of RDF::Transaction:: SerializedTransaction.
Chris Beer   +29 more
core   +1 more source

RDF2Vec: RDF graph embeddings and their applications

open access: yesSemantic Web, 2019
Linked Open Data has been recognized as a valuable source for background information in many data mining and information retrieval tasks. However, most of the existing tools require features in propositional form, i.e., a vector of nominal or numerical ...
Petar Ristoski   +4 more
semanticscholar   +1 more source

Model Theory and Entailment Rules for RDF Containers, Collections and Reification [PDF]

open access: yes, 2009
An RDF graph is, at its core, just a set of statements consisting of subjects, predicates and objects. Nevertheless, since its inception practitioners have asked for richer data structures such as containers (for open lists, sets and bags), collections
Furche, Tim   +2 more
core   +1 more source

ruby-rdf/rdf: Release 3.2.0

open access: yes, 2021
Minimum Ruby version now 2.6. Update N-Triples/N-Quads production names for quoted triples. Improve Literal#comperable_datatypes2. Handle corner-case on canonicalizing a Double whose value is nil. (to_sxp issues).
Chris Beer   +29 more
core   +1 more source

Taming Existence in RDF Querying [PDF]

open access: yes, 2008
We introduce the recursive, rule-based RDF query language RDFLog. RDFLog extends previous RDF query languages by arbitrary quantifier alternation: blank nodes may occur in the scope of all, some, or none of the universal variables of a rule.
Furche, Tim   +10 more
core   +1 more source

KNOWLEDGE MODELING FOR A RELATIONAL DATABASE IN ONTOLOGY WEB LANGUAGE (OWL)

open access: yesTạp chí Khoa học Đại học Đà Lạt, 2017
This paper presents a knowledge modeling method by Ontology Web Language (OWL) for a relational database. The proposed method contains the rules for transforming data in a relational database into Ontology and Axioms for supplementing meaning of a ...
Huỳnh Tuấn Anh
doaj   +1 more source

Spatiotemporal RDF Data Query Based on Subgraph Matching

open access: yesISPRS International Journal of Geo-Information, 2021
Resource Description Framework (RDF), as a standard metadata description framework proposed by the World Wide Web Consortium (W3C), is suitable for modeling and querying Web data.
Xiangfu Meng   +3 more
doaj   +1 more source

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