•Two components
–Data Dictionary + DOI
Application Profile Framework
•Data Dictionary
–indecs Data Dictionary. Provides tool for precise description of entity through metadata (and mapping
to other schemes).
–<indecs> = interoperability of data in e commerce
systems; adopted by ISO MPEG 21 as MPEG Rights Data Dictionary (RDD)
•DOI-AP framework.
–Provides means of relating entities: grouping entities and expressing relationships
–An AP is a
mechanism for grouping DOIs with similar properties
•DOIs, APs, DOI services:
–have
many-to-many relationships: expressed through multiple resolution
(handle)
–may have
precise descriptions: expressed through
metadata via indecs Data Dictionary