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Discovering Concept Coverings in Aligning Ontologies of Linked Data
Published on Dec 10, 20123384 Views
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Chapter list
Discovering Concept Coverings in Aligning Ontologies of Linked Data00:00
Web of Linked Data00:06
Interlinked instances with disjoint schemas00:33
Problem: Disconnected Ontologies00:57
Solution: Generate Alignments using Linked Data – Extensional Approach01:10
Aligning Restriction Classes Using Extensional Approach01:43
But there is a pattern to be explored in the subset relations02:16
1) Schools in GeoNames are Educational Institutions in DBpedia02:20
2) Colleges in GeoNames are Educational Institutions in DBpedia02:28
3) Universities in GeoNames are Educational Institutions in DBpedia02:33
Taken by themselves, the subset relations are not useful02:38
Using featureCode property as a hint, we form a Union of concepts02:42
We Can Find Concept Coverings by Extensional Comparison (Contribution 1)02:57
Results & Conclusion03:07
Questions?04:38