1. Cross-domain concepts
Short presentation of highlights
Assume you have read the paper
a set of Access Principles
April 2007

2. Draft cross-domain concepts
Metadata concepts relevant to several statistical domains
Promote:
reusability
exchange of information and related metadata
Dynamic asset:
initial growth, then relative stabilisation expected
continous maintenance
April 2007

3. Content and expected use
For each concept:
name
description
proposed reference code list
possible roles
CDCs are not:
a requisite for SDMX conformance
a dictate to statistical organisations
CDC are
a framework to promote interoperability
April 2007

4. Data Structure Definition
Describes a set of statistical data in terms of:
identifying dimensions
attributes improving data description
Example of DSD from NAWWE
CDCs are concepts almost always used in the same way in existing DSDs
examples: Frequency, time, country
April 2007

5. Metadata Structure Definition
Describes organisation of a set of metadata
Example of a MSD
CDC identifies concepts to be exchanged
Codelists
Examples: Statistical concept, scope/coverage
April 2007

6. Mapping concepts & codelists
SDMX-ML
metadata
- International
organisation
- Other user
Mapping
April 2007