Workshop Presentation: The Data Documentation Initiative (DDI) XML Standard: Using DDI 3 to Support Production, Management, Dissemination, and Preservation Systems for Data in the Social Sciences and Economics

1. MISSY
Microdata Information System
Use Case
Thomas Bosch
(research associate, GESIS)

2. Agenda
• MISSY and Microcensus
• MISSY - Variable Information
• Data Preparation Process
• MISSY Editor
• DDI 3 - Problems
• Discussion

3. Microcensus and MISSY
Scientific analyse scientific use files
Community
Federal
scientific use files
scientific use files Statistical MISSY
Office metadata

4. Agenda
• MISSY and Microcensus
• MISSY - Variable Information
• Data Preparation Process
• MISSY Editor
• DDI 3 - Problems
• Discussion

5. MISSY - Variable Information
Variable List

6. MISSY - Variable Information
Variable Specific Information

7. MISSY - Variable Information
Thematic Classification

8. MISSY - Variable Information
Variable-Time-Matrix

9. Agenda
• MISSY and Microcensus
• MISSY - Variable Information
• Data Preparation Process
• MISSY Editor
• DDI 3 - Problems
• Discussion

10. Data Preparation Process (since 2008)

11. Agenda
• MISSY and Microcensus
• MISSY - Variable Information
• Data Preparation Process
• MISSY Editor
• DDI 3 - Problems
• Discussion

12. MISSY Editor (Variable Information)

13. MISSY Editor (Question Information)

14. MISSY Editor (Value Information)

15. Agenda
• MISSY and Microcensus
• MISSY - Variable Information
• Data Preparation Process
• MISSY Editor
• DDI 3 - Problems
• Discussion

16. DDI 3 - Problems
• No General Information (e.g. Titel, Abstract, …)
• No Reuse of Common Information
• Nested Concepts Possible?
• Empty Elements
• …

17. Identifiers
<DDIInstance ID=““/>
<StudyUnit ID=““/>
<LogicalProduct ID=““/>
<VariableScheme ID=“vs1“/>
<Variable ID=“v1“/>
<DataCollection ID=““/>
<QuestionScheme ID=“qs1“/>
<QuestionItem ID=“questionNumber“/>

18. Thematic Classification
<Variable>
<Name>EF369</Name>
<Label type=“subject“>51</Label>
<Label>1. Staatsangehörigkeit</Label>
</Variable>

19. Variable Comparability
<Variable>
<Name>EF369</Name>
<Label type=“relatedsubject“> 919 </Label>
<Label>1. Staatsangehörigkeit</Label>
</Variable>

20. Variable Information
<LogicalProduct><Note><Content><ul id=“variableID“>
<li id=“variableIDOfficialClassification“>
<li id=“variableIDSubSample“>
<li id=“variableIDSamplingFraction“>
<li id=“variableIDDataEntryForm“>
<li id=“variableIDComment“>
<li id=“variableIDGeneratedVariableType“>
<li id=“variableIDConcept“>
<li id=“variableIDUnit“>
</ul></Content></Note></LogicalProduct>

21. Question Information
<DataCollection><Note><Content><ul id=“questionID“>
<li id=“questionIDAppendix“>
<li id=“questionIDFilterInstruction“>
<li id=“questionIDFilterTextVerbal“>
<li id=“questionIDFilterTextFormal“>
<li id=“questionIDInformationDuty“>
<li id=“questionIDInterviewerHandbookNumber“>
</ul></Content></Note></DataCollection>

22. Agenda
• MISSY and Microcensus
• MISSY - Variable Information
• Data Preparation Process
• MISSY Editor
• DDI 3 - Problems
• Discussion

23. Thank you for your attention…
…feel free to ask any unsolved questions!