To increase the interoperability and reusability of learning objects, Advanced Distributed Learning Initiative developed a model called Content Aggregation Model (CAM) to describe learning objects and express relationships between learning objects. However, the suggested relations defined in the CAM can only describe structure-oriented…

Examines the different concepts and orientations of the two major approaches to the role of metadata in the digital library (library science-oriented bibliographic control and computer science-oriented data management), and proposes an integrated concept of metadata to facilitate the merging of these two approaches. Discusses ongoing efforts to…

Describes different conceptual foundations and orientations of the two major approaches to metadata: bibliographic-control approach (origins and major proponents in library science); and data-management approach (origins and major proponents in computer science). Examination of efforts to establish metadata standards and comparison of different…