A Methodologhical Framework for Thesaurus Semantic Interoperability

Thesaurus interoperability is an important property which garantees quality in indexing and retrieval of heterogeneous data sources in a distributed environment. This paper presents a methodological framework for semantic mapping between thesauri as well as a specific approach within such framework on a case study aimed at mapping five thesauri of interest for European Union institutions having only schema information available.