Data Archiving: Technical Issues
•Scientific
data and databases are different from literature
•size
and volume differences
•human
readability vs. application access
•Diversity
of data types and formats, and media types, formats and standards
•Nomenclature
and taxonomy
•issues
apply to the technology itself
•Search
capabilities
•Who
need what and to what ends?
•Metadata:
difference between access
and preservation (OAIS)
•Preservation
issues
•Rapid
evolution of technology
•Information
buried in software is hard
to maintain and access
•Information
in proprietary formats and commercial databases
•Directories
•potential
user authentication and authorization mechanism
•potential
archive and content discovery
mechanism
•Standards:
OAIS, Open GIS
•continuing
work is needed
•Interoperability
among archives