Cross-domain concepts Short presentation of highlights Assume you have read the paper a set of Access Principles April 2007
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
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
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
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
Mapping concepts & codelists SDMX-ML metadata - International organisation - Other user Mapping April 2007