various. Notable I, some years ago, had a project that considered automatic consolidation of ontologies based on meta-ontologies and heuristics. The idea being

various. Notable I, some years ago, had a project that considered automatic consolidation of ontologies based on meta-ontologies and heuristics. The idea being that everyone have their own ontology for the data they release and the system would make a consolidated ontology that could be used to automatic integration of data from different datasources. regardless, that project did not get traction, so now it sits.