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The DaanMatch System: A Knowledge Graph linking NGOs with UN Sustainable Development Goals
The DaanMatch project and how knowledge graphs and NLP were used to facilitate linking NGOs with the UN Sustainable Development Goals
Michael DeBellis
Oct 25, 20233 min read
239 views
0 comments


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
Michael DeBellis
Oct 24, 20234 min read
165 views
0 comments


YouTube Videos for Protégé Tutorial
Link to a YouTube playlist that takes you through some basic steps in Protégé
Michael DeBellis
Jun 26, 20231 min read
1,435 views
2 comments
New Version of Protégé!
New version of Protégé rocks!
Michael DeBellis
Feb 28, 20232 min read
930 views
2 comments


Using SKOS to Define Mappings
Describes ways to use the Simple Knowledge Organization System (SKOS) to define mappings from one Concept Scheme to another.
Michael DeBellis
Jan 10, 20236 min read
1,414 views
1 comment


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.
Michael DeBellis
Jan 10, 20236 min read
976 views
0 comments


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
Michael DeBellis
May 30, 20223 min read
2,675 views
1 comment


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...
Michael DeBellis
May 5, 20221 min read
1,136 views
0 comments


Using SPARQL to Refactor User Names to UUIDs
Use SPARQL to convert user supplied IRI names to UUIDs
Michael DeBellis
Dec 1, 20213 min read
599 views
0 comments
Semtech 2021 Workshop
Presentations from the Semtech 2021 Semantic Web workshop held at the Indian Statistical Institute.
Michael DeBellis
Apr 26, 20211 min read
275 views
0 comments
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