Khan, Sharifullah; Sonia, Kiran - In: Journal of Information & Knowledge Management (JIKM) 10 (2011) 01, pp. 71-89
Ontology represents a data source at a higher level of abstraction. Extracting metadata from an autonomous data source … and transforming it into source ontology is a tedious and error prone task because the metadata are either incomplete or … transform extracted metadata into ontology. The transformation system R2O has been implemented. The evaluation of the proposed …