Transcript Folie 1 - Data without Boundaries

MISSY - Metadata for Official Statistics
- a new service for EU microdata European Data Access Forum
Luxembourg, March 2015
Jeanette Bohr
GESIS – Leibniz Institute for the Social Sciences, Mannheim
Microdata Information System MISSY
• supports DwB objective “Provide structured metadata
for Eurostat data”
• provides all necessary tools and information to facilitate
a professional and efficient use of official microdata for
the social science
• new service is based on the MISSY system for the
documentation of the German Microcensus
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New MISSY Services
• Tools and workflows for a
structured metadata preparation
MISSY
Import
• Central, systematic and user-friendly
access to metadata
• Re-use of metadata
in other systems
MISSY
Editor
MISSY
Web
MISSY
Export
• Open Source:
https://github.com/missy-project/
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Cooperation DwB & MISSY
• Metadata schema definition (variable & study level)
and controlled vocabularies
• Metadata preparation:
 EU-SILC, EU-LFS & AES (by GESIS)
 SES and CIS (by DwB partners WP5)
• Metadata export from MISSY into DwB Portal
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MISSY – Use Cases
Data exploration
During data analyses
• Identify matching data sources
by using thematic searches
• Use of tools, i.e. Syntax to
produce system files in SPSS/Stata
• Check data availability for certain
countries and points in time
• Checking import results by
comparing frequency count
• Validate whether number of
cases is sufficient to answer
research question
• Answering specific questions i.e.
regarding methodology or
comparability
 Support for cross-cultural and
inter-temporal analysis
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www.gesis.org/missy
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Questions?
www.gesis.org/missy
[email protected]
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Metadata Schema
Structure
Editor
Import Application
Data entry / Import
MISSY Infrastructure
Data representation
/ Export
Database
Export
Web
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MISSY – products: accessibility
Editor
Import-application
unrestricted web
access
secure server @
GESIS Mannheim
Database
Export
Web
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MISSY – products: formats
Editor
Import-application
Database
DDI 3.2
DDI-RDF
Export
Web
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Sources of information
• Setups (Variable and Value Labels)
• Microdata (Variables and Values, Frequencies,
Descriptive Statistics)
• Eurostat Documentation:
User Guides, Description of target variables,
Definitions & Explanatory Notes, Quality Reports,
Questionnaires, etc.
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MISSY - Metadata for Official Statistics
- a new service for EU microdata Screenshots
European Data Access Forum
Luxembourg, March 2015
Jeanette Bohr
GESIS – Leibniz Institute for the Social Sciences, Mannheim
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