Transforming the database system into an open service concept

The service concept plays a key role in service design and development. But while the term is used frequently in the service design and new service development literature, surprisingly little has been written about the service concept itself and ...

Since its foundation in the early 1980's, Formal ConceptAnalysis (FCA) has been used in many applications in data analysis, information retrieval, and knowledge discovery. In this paper, we suggest to exploit the framework of relational database model (...