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Introducing the Data Documentation Initiative

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.

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Introducing the Data Documentation Initiative

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  1. Introducing the Data Documentation Initiative Steven Vale UNECE steven.vale@unece.org

  2. 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

  3. 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.

  4. 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

  5. DDI Lifecycle Model

  6. 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

  7. DDI and SDMX in the GSBPM DDI SDMX

  8. More information DDI Alliance Web site http://www.ddialliance.org

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