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RDF vocabularies and application profiles

Linked Canvas 60 Second Tutorials: Indexing Images

A how-to video illustrating how images may be conceptually indexed within Linked Canvas. Linked Canvas supports an extensible set of taxonomies including third party controlled [...]

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By |March 7th, 2017|Comments Off on Linked Canvas 60 Second Tutorials: Indexing Images

OWL and DL Homework Exercises

This document contains several "written" and "electronic" homework questions originally from the course "Semantic Web Topics" at LeHigh University. They include: Draw the equivalent graph [...]

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By |January 20th, 2017|Comments Off on OWL and DL Homework Exercises

Design an OWL Ontology Project

This document outlines a project originally from the course "Semantic Web Topics" at LeHigh University. Students are asked to work in teams to design an [...]

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By |January 20th, 2017|Comments Off on Design an OWL Ontology Project

OOPS!: Catalogue of Common Pitfalls

This catalogue of the most common pitfalls appearing when developing ontologies is part of the documentation for the OOPS! (OntOlogy Pitfall Scanner). The catalogue includes [...]

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By |January 14th, 2017|Comments Off on OOPS!: Catalogue of Common Pitfalls

On Beyond OWL: Challenges for Ontologies on the Web

In this slide presentation, the author argues that "the need for ontologies in the real world is manifest and increasing". This talk explores some of [...]

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By |January 13th, 2017|Comments Off on On Beyond OWL: Challenges for Ontologies on the Web

thing-described-by.org

Thing-described-by.org is a 303-redirect service. It provides a convenient mechanism for minting dereferenceable http URIs for things that are not necessarily web resources, such as [...]

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By |January 13th, 2017|Comments Off on thing-described-by.org

Making Ontology Documentation with LODE

This paper provides a brief overview of the main features of LODE, the Live OWL Documentation Environment. LODE is an online service that generates a [...]

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By |January 13th, 2017|Comments Off on Making Ontology Documentation with LODE

Protege: How To Define Property Types and Axioms

This video is about defining property types and axioms using Protégé, a free, open-source ontology editor and framework. Although the video deals with one specific [...]

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By |January 10th, 2017|Comments Off on Protege: How To Define Property Types and Axioms

Ordnance Survey Linked Data: A Simple Spatial Query

In this blog post, the author discusses the relative lack of spatial indexes for data in RDF triple stores, compared to data stored in GIS [...]

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By |January 10th, 2017|Comments Off on Ordnance Survey Linked Data: A Simple Spatial Query

Protege: How To Add Individuals

This video is about adding individuals to an ontology which was previously created using Protégé, a free, open-source ontology editor and framework. Although the video [...]

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By |January 10th, 2017|Comments Off on Protege: How To Add Individuals