90 likes | 100 Views
Introducing the Data Documentation Initiative. Steven Vale UNECE steven.vale@unece.org. What is DDI?. The Data Documentation Initiative (DDI) is an effort to create an international standard for describing data from the social, behavioral, and economic sciences. More details.
E N D
Introducing the Data Documentation Initiative Steven Vale UNECE steven.vale@unece.org
What is DDI? The Data Documentation Initiative (DDI) is an effort to create an international standard for describing data from the social, behavioral, and economic sciences
More details • The DDI metadata specification: • Is expressed in XML • supports the entire research data life cycle • DDI metadata accompanies and enables data conceptualization, collection, processing, distribution, discovery, analysis, repurposing, and archiving.
Versions of DDI • First generation: DDI Codebook • Versions 1.0 to 2.1 • Focuses on single archived instance • Second generation: DDI Lifecycle • Versions 3.0 to 3.2 • Goes beyond the single survey concept • Third generation: DDI 4.0 • In early stages of preparation
The DDI Alliance • Membership based organisation • Data archives, producers, research data centers, university data libraries, national and international statistical organisations • Annual conferences in Europe and North America
DDI and SDMX in the GSBPM DDI SDMX
More information DDI Alliance Web site http://www.ddialliance.org