no code implementations • 2 Dec 2021 • Paolo Pareti, George Konstantinidis
We present an introduction and a review of the Shapes Constraint Language (SHACL), the W3C recommendation language for validating RDF data.
no code implementations • 30 Aug 2021 • Paolo Pareti, George Konstantinidis, Fabio Mogavero
Using this logic we provide a detailed map of (un)decidability and complexity results for the satisfiability and containment decision problems for different SHACL fragments.
no code implementations • 31 Aug 2020 • Paolo Pareti, George Konstantinidis, Fabio Mogavero, Timothy J. Norman
We study the interaction of SHACL features in this logic and provide the detailed map of decidability and complexity results of the aforementioned decision problems for different SHACL sublanguages.
no code implementations • 15 Nov 2019 • Paolo Pareti, George Konstantinidis, Timothy J. Norman
An important use of sensors and actuator networks is to comply with health and safety policies in hazardous environments.
1 code implementation • 1 Nov 2019 • Paolo Pareti, George Konstantinidis, Timothy J. Norman, Murat Şensoy
On the one hand, SHACL constraints can be used to define a "schema" for graph datasets.
1 code implementation • 2 Jul 2019 • Paolo Pareti, George Konstantinidis, Timothy J. Norman, Murat Şensoy
Output schemas model the graphs that would be obtained by running the rules on the graph models of the input schema.
no code implementations • 15 Apr 2016 • Paolo Pareti, Benoit Testu, Ryutaro Ichise, Ewan Klein, Adam Barker
We describe a framework for representing generic know-how as Linked Data and for automatically acquiring this representation from existing resources on the Web.
no code implementations • 5 Mar 2016 • Paolo Pareti, Ewan Klein, Adam Barker
In this paper we focus on a measure of quality which is negatively affected by the increase of the available resources.
no code implementations • 29 Oct 2014 • Paolo Pareti, Ewan Klein, Adam Barker
This paper proposes a novel framework for representing community know-how on the Semantic Web.
no code implementations • 19 Oct 2014 • Paolo Pareti, Ewan Klein
Ontologies can be a powerful tool for structuring knowledge, and they are currently the subject of extensive research.