Semantic knowledge base
Semantic technologies in practice
We call Semantic technologies a range of methods and tools that provide means for categorizing and processing data, as well as for discovering relationships between data sets. The articles in this section will present practical ways to engage with such technologies both in day to day use or in larger endeavours.
P001 - SPARQL #1 27 Φεβρουαρίου 2024
P002 - SPARQL #2 27 Φεβρουαρίου 2024
P003 - SPARQL #3 27 Φεβρουαρίου 2024
Identifiers and how to use more than one 6 Οκτωβρίου 2022
useContext property and how to use it 18 Μαΐου 2022
Labels and data models, why and how to use them 5 Μαΐου 2022
Federated queries 24 Οκτωβρίου 2021
Resource alignments: Main elements of a proper methodology 23 Οκτωβρίου 2021
Τα πιο δημοφιλή
useContext property and how to use it 55465 Εμφανίσεις
Federated queries 55074 Εμφανίσεις
Resource alignments: Main elements of a proper methodology 54239 Εμφανίσεις
Labels and data models, why and how to use them 52490 Εμφανίσεις
Identifiers and how to use more than one 50443 Εμφανίσεις
P001 - SPARQL #1 0 Εμφανίσεις
P002 - SPARQL #2 0 Εμφανίσεις
P003 - SPARQL #3 0 Εμφανίσεις
A Uniform Resource Identifier (URI) is a compact sequence of characters that identifies an abstract or physical resource (IETF RFC3986). URIs are specified as being written only in ASCII...
This article intends to describe the alignment outcomes, deliverables and methodology. The main idea is to perform automatic alignment between two RDF (mainly SKOS) datasets based on lexical...
Federated queries do sound like a complex area of the semantic technologies environment but are quite simply to understand if approached by components. We have designed an example of a federated...
We have here a guest article from our colleague WASIK Zbigniew from DG GROW. We think his very practical approach can be an inspiration for other teams in engaging Authority Tables and the other...
Across the articles published in the knowledge base most of the SPARQL scripts listed are mentioning a so-called preferred label (skos:prefLabel) and more specifically a particular language version...
As any believer in the principles of reference data, you might have asked yourself why the Publications Office does not “walk the talk” in using a unique identified for the concepts listed in the...