Results 11 to 20 of about 24,112 (217)

Processing SPARQL queries with regular expressions in RDF databases [PDF]

open access: yesBMC Bioinformatics, 2011
Background As the Resource Description Framework (RDF) data model is widely used for modeling and sharing a lot of online bioinformatics resources such as Uniprot (dev.isb-sib.ch/projects/uniprot-rdf) or Bio2RDF (bio2rdf.org), SPARQL - a W3C ...
Cho Hune   +6 more
doaj   +2 more sources

Development of Use Cases, Part I [PDF]

open access: yes, 2004
For determining requirements and constructs appropriate for a Web query language, or in fact any language, use cases are of essence. The W3C has published two sets of use cases for XML and RDF query languages.
Bolzer, Oliver   +4 more
core   +1 more source

LODQuMa: A Free-ontology process for Linked (Open) Data quality management

open access: yesJournal of King Saud University: Computer and Information Sciences, 2022
For many years, data quality is among the most commonly discussed issue in Linked Open Data (LOD) due to the huge volume of integrated datasets that are usually heterogeneous.
Samah Salem, Fouzia Benchikha
doaj   +1 more source

Data Model and Query Constructs for Versatile Web Query Languages [PDF]

open access: yes, 2006
As the Semantic Web is gaining momentum, the need for truly versatile query languages becomes increasingly apparent. A Web query language is called versatile if it can access in the same query program data in different formats (e.g. XML and RDF). Most
Bry, François   +2 more
core   +2 more sources

Metrics-Based Comparison of OWL and XML for Representing and Querying Cognitive Radio Capabilities

open access: yesApplied Sciences, 2022
Collaborative spectrum access requires wireless devices to perform spectrum-related tasks (such as sensing) on request from other nodes. Thus, while joining the network, they need to inform neighboring devices and/or the central coordinator of their ...
Yanji Chen   +3 more
doaj   +1 more source

A hands-on introduction to querying evolutionary relationships across multiple data sources using SPARQL [version 1; peer review: 1 approved, 2 approved with reservations]

open access: yesF1000Research, 2019
The increasing use of Semantic Web technologies in the life sciences, in particular the use of the Resource Description Framework (RDF) and the RDF query language SPARQL, opens the path for novel integrative analyses, combining information from multiple ...
Ana Claudia Sima   +4 more
doaj   +1 more source

Algebraic Operations on Spatiotemporal Data Based on RDF

open access: yesISPRS International Journal of Geo-Information, 2020
In the context of the Semantic Web, the Resource Description Framework (RDF), a language proposed by W3C, has been used for conceptual description, data modeling, and data querying. The algebraic approach has been proven to be an effective way to process
Lin Zhu, Nan Li, Luyi Bai
doaj   +1 more source

Semantic Resources for Managing Knowledge in Battery Research. [PDF]

open access: yesChemSusChem
Semantic technology bridges the gap between human researchers and artificial intelligence agents, transforming fragmented battery data into interoperable, machine‐readable knowledge. By linking materials, processes, and performance data, it supports advanced discovery and accelerated battery innovation.
Clark S   +7 more
europepmc   +2 more sources

Streamlining electronic medical record data extraction and validation in digital hospitals: A systematic review to identify optimal approaches and methods. [PDF]

open access: yesLearn Health Syst
Abstract Objective Extracting and curating data from large clinical information systems is challenging, and the optimal methodology is often unclear. This review was to systematically investigate and appraise the research literature to assess existing methods used by healthcare organizations to extract data from the electronic medical record (EMR). The
Lim HC   +6 more
europepmc   +2 more sources

AMaχoS—Abstract Machine for Xcerpt [PDF]

open access: yes, 2006
Web query languages promise convenient and efficient access to Web data such as XML, RDF, or Topic Maps. Xcerpt is one such Web query language with strong emphasis on novel high-level constructs for effective and convenient query authoring ...
Bry, François   +2 more
core   +1 more source

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