Michael DeBellis
Creating a Custom Rules View Tab
One of my regrets about the Revised Protégé Pizza tutorial is that in the section on SWRL I only discussed the SWRLTab. The SWRLTab is...
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Michael DeBellis
- Jun 26
- 1 min
YouTube Videos for Protégé Tutorial
Link to a YouTube playlist that takes you through some basic steps in Protégé
178 views2 comments
Michael DeBellis
- Apr 13
- 2 min
Artificially Unintelligent Hysteria
The proposed AI timeout is just hysteria. There is no danger of sentient AI and attempts to "pause" research are unfounded.
69 views0 comments
Michael DeBellis
- Apr 10
- 1 min
John Searle's Chinese Room Argument
I recently published an article where I take issue with John Searle's Chinese Room argument against Artificial Intelligence
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Michael DeBellis
- Feb 28
- 2 min
New Version of Protégé!
New version of Protégé rocks!
363 views2 comments
Michael DeBellis
- Jan 10
- 6 min
Using SKOS to Define Mappings
Describes ways to use the Simple Knowledge Organization System (SKOS) to define mappings from one Concept Scheme to another.
477 views0 comments
Michael DeBellis
- Jan 10
- 6 min
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.
332 views0 comments
Michael DeBellis
- Dec 22, 2022
- 4 min
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.
504 views0 comments
Michael DeBellis
- Nov 17, 2022
- 3 min
UN Sustainable Development Goals Ontology
Case study of how Cellfie and SPARQL can automate developing an ontology to model the UN Sustainable Development Goals.
224 views0 comments
Michael DeBellis
- Sep 22, 2022
- 4 min
Book Review: Memory and the Computational Brain by Gallistel and King
Book review of Memory and the Computational Brain by Galliestel and King, it challenges the idea that all cognition is based on neurons.
130 views0 comments
Michael DeBellis
- May 30, 2022
- 3 min
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
1,473 views1 comment
Michael DeBellis
- May 5, 2022
- 1 min
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...
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Michael DeBellis
- Jan 25, 2022
- 2 min
Testing and Debugging Ontologies
Best practices for creating and using individuals as test data for OWL ontologies
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Michael DeBellis
- Jan 14, 2022
- 2 min
Memory Management with Protégé
A common problem that Protégé users encounter when they start working with large ontologies is running out of memory, which results in an...
610 views2 comments
Michael DeBellis
- Jan 4, 2022
- 2 min
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...
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Michael DeBellis
- Dec 1, 2021
- 3 min
Using SPARQL to Refactor User Names to UUIDs
Use SPARQL to convert user supplied IRI names to UUIDs
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Michael DeBellis
- Oct 19, 2021
- 2 min
An Agile Approach to Knowledge Graph Development
A paper on the CODO knowledge graph that captures epidemiological and contact tracing data about the Covid-19 pandemic.
484 views0 comments
Michael DeBellis
- Oct 7, 2021
- 2 min
The People_Example Ontology
I'm working on an article where I provide an overview of the various semantic web technologies such as OWL, SWRL, SPARQL, and SHACL. As...
3,265 views3 comments
Michael DeBellis
- Sep 30, 2021
- 3 min
New Protégé Pizza Tutorial
New version of the Pizza Tutorial for Protégé. Consistent with latest Protégé UI and new sections for SWRL, SPARQL, and SHACL.
17,590 views14 comments
Michael DeBellis
- Sep 9, 2021
- 2 min
Refactoring Names w SPARQL
This post shows how to use SPARQL to take user defined names in IRIs and use them to fill in the rdfs:label with an appropriately...
330 views0 comments
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