Results 111 to 120 of about 12,237 (214)

An empirical performance evaluation of a semantic-based data retrieving process from RDBs & RDF data storages

open access: yesMaskana, 2017
SQL and, more recently, SPARQL are standard languages of the software industry for retrieving data. Other studies showed that retrieving data by using a SPARQL query is much slower than the semantically equivalent SQL query.
Leandro Tabares Martín   +3 more
doaj  

Pemanfaatan Linked Data untuk Meningkatkan Kualitas Information Knowledge pada Resources Game Online

open access: yesJurnal Nasional Teknik Elektro dan Teknologi Informasi, 2017
This paper proposes an online game design that has resources with interoperability. Interoperability means the resources can share, re-used, and interlinked with another Unified Resources Identifier (URI).
Mohammad Yani
doaj   +1 more source

Leveraging Semantic Knowledge Graphs for Smart Manufacturing Integration via Asset Administration Shells

open access: yesProceedings of the International Conference on Applied Innovations in IT
Industrial IoT platforms face semantic interoperability challenges when integrating heterogeneous manufacturing equipment. While Asset Administration Shell (AAS), standardized by IEC 63278-1:2023, provides vendor-neutral digital representations, existing
Mohamad Wael Kheshfeh   +4 more
doaj   +1 more source

SPARQL over GraphX

open access: yesCoRR, 2017
The ability of the RDF data model to link data from heterogeneous domains has led to an explosive growth of RDF data. So, evaluating SPARQL queries over large RDF data has been crucial for the semantic web community. However, due to the graph nature of RDF data, evaluating SPARQL queries in relational databases and common data-parallel systems needs a ...
openaire   +2 more sources

The LiLa Knowledge Base: Querying Interoperable Latin Resources

open access: yesUmanistica Digitale
The proliferation of digital linguistic resources for Latin has created significant research opportunities, yet their potential is often constrained by a lack of interoperability.
Marco Passarotti, Eleonora Litta
doaj   +1 more source

An Ontology-Driven Knowledge Graph for Basketball Box Scores: Semantic Filtering and LLM-Based Querying

open access: yesData
This paper presents how an ontology-based Knowledge Graph (KG) for basketball box scores can be exploited to support several real use cases, and also presents competency questions, including sports analytics, complex question answering and data browsing ...
Michalis Mountantonakis   +3 more
doaj   +1 more source

Differential privacy and SPARQL

open access: yesSemantic Web
Differential privacy is a framework that provides formal tools to develop algorithms to access databases and answer statistical queries with quantifiable accuracy and privacy guarantees. The notions of differential privacy are defined independently of the data model and the query language at steak.
Dumontier, Michel   +5 more
openaire   +2 more sources

CONSTRUCT Queries in SPARQL.

open access: yes, 2015
SPARQL has become the most popular language for querying RDF datasets, the standard data model for representing information in the Web. This query language has received a good deal of attention in the last few years: two versions of W3C standards have been issued, several SPARQL query engines have been deployed, and important theoretical foundations ...
Egor V. Kostylev   +2 more
openaire   +3 more sources

Processing SPARQL queries with regular expressions in RDF databases

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   +1 more source

Querying the web of data with low latency: high performance distributed SPARQL processing and benchmarking

open access: yes, 2014
The Web of Data extends the World Wide Web (WWW) in a way that applications can understand information and cooperate with humans on complex tasks. The basis of performing complex tasks is low latency queries over the Web of Data.
Wang, Xin
core   +1 more source

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