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
Michael DeBellis
Oct 24, 20234 min read
Using OWL Models to Bring Rigor to the "Soft" Sciences
Examples of using the Web Ontology Language to rigorously define theories in the social sciences
155 views0 comments
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Michael DeBellis
Jun 26, 20231 min read
YouTube Videos for Protégé Tutorial
Link to a YouTube playlist that takes you through some basic steps in Protégé
1,286 views2 comments
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Michael DeBellis
Jan 10, 20236 min read
Synonyms, IRIs, and Labels in OWL and SKOS
Basic concepts related to synonyms in the Web Ontology Language (OWL), Simple Knowledge Organization System (SKOS), and Protégé.
919 views0 comments

Michael DeBellis
Dec 22, 20224 min read
IRI Mappings in Protégé and Web Protégé
When you load an ontology from Desktop Protégé to Web Protégé defaults related to IRIs aren't what you would expect. Tells how to set them.
1,661 views1 comment
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Michael DeBellis
Nov 17, 20223 min read
UN Sustainable Development Goals Ontology
Case study of how Cellfie and SPARQL can automate developing an ontology to model the UN Sustainable Development Goals.
449 views0 comments
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Michael DeBellis
May 30, 20223 min read
Semantic Web vs. Property Graphs
Discusses the pros and cons of property graphs (Neo4J and Cypher) contrasted with the Semantic Web stack: RDF, OWL, SPARQL, SHACL, SWRL
2,552 views1 comment
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Michael DeBellis
May 5, 20221 min read
Knowledge Representation and the Semantic Web
I recently wrote a paper with Robert Neches who used to be my boss at the Information Sciences Institute (ISI). When I work with...
1,090 views0 comments
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Michael DeBellis
Jan 25, 20222 min read
Testing and Debugging Ontologies
Best practices for creating and using individuals as test data for OWL ontologies
661 views0 comments
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Michael DeBellis
Jan 4, 20222 min read
Making UUIDs Easier to Use With Prefixes
In a previous blog post I discussed the difference between user supplied names for IRIs and UUIDs. I want to share a tip that Jim Balhoff...
1,158 views0 comments
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Michael DeBellis
Dec 1, 20213 min read
Using SPARQL to Refactor User Names to UUIDs
Use SPARQL to convert user supplied IRI names to UUIDs
582 views0 comments
Michael DeBellis
Apr 26, 20211 min read
Semtech 2021 Workshop
Presentations from the Semtech 2021 Semantic Web workshop held at the Indian Statistical Institute.
274 views0 comments
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