We searched all articles in our database for the following synonyms. By selecting "upper ontology" as filter, you filter the underlying database for all articles that contain any of these synonyms. You can then review all sentences where key terms/synonyms were detected. Simply click on the link for "upper ontology" for an article in the search results.
foundational ontologies
foundational ontology
general ontologies
general ontology
top level ontologies
top level ontology
upper ontologies