•The key to defining what is identified
logically
–enabling
people to use their existing metadata
–Ontologies
can deliver data dictionaries suitable for mapping
•Fundamental, generic, extensible methods can
be used to construct
interoperable ontologies – by putting metadata into context:
Ontology approach: deeper view of metadata
entity
attribute
attribute
relationship
entity
entity
relationship
agent
context
resource
time
place
context