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South AfricaCase Study Update
Matile Malimabe ([email protected])
Executive Manager: StandardsActing Executive Manager: Data Management &
TechnologyJoint UNECE/Eurostat/OECD
Work Session on Statistical Metadata (METIS)Lisbon, Portugal 11 – 13 March 2009
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Contents Background
The DMID Project
Current Status
Metadata Management Tools
Conclusions
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Background to Statistics South Africa Statistics South Africa is a national government department
accountable to the Minister of Finance, regulated by the Statistics Act (No. 6 of 1999)
Legislative mandate provides for: Promotion of coordination among statistical producers in SA Provision of statistical advice to government departments Liaison with the statistical agencies of other countries, and other
international agencies
Vision The preferred supplier of quality statistics
Mission To provide a relevant and accurate body of statistics to inform users on
the dynamics in the economy and society through the application of internationally acclaimed practices
For more information: www.statssa.gov.za
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Stats SA Organizational Structure TBD
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The DMID Project
DMID stands for Data Management and Information Delivery
A business improvement initiative with the following goals: Improve the way originating units develop, structure, capture and store
data and metadata according to common standards and procedures Facilitate better data sharing between the various originating units Extend the analysis and comparability of data Improve access and use of data, and version control
Central storage of data and metadata is key in improving the quality of, and access to, authoritative and reliable statistical information
Adoption of corporate standards for capturing, storage of, access to and management of data and metadata throughout the statistical value chain, from needs analysis to dissemination
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The DMID Project (cont.)
Metadata Management Metadata categories (5)
Definitional, Operational, System, Dataset, Procedural/Methodological
Standardisation Enhance and provide consistent access to authoritative and
reliable statistical data, building block for integration, Necessary precondition for analysis, data conflation, quality assessment, and methodological evaluation
Centralisation Led to the development of the End to end Statistical Data
Management Facility (ESDMF)
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The DMID Project (cont.)
TBD
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The DMID Project (cont.)
TBD
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Current Status
In the third year of originally planned 3 year schedule Development was contracted to a local software
development company
Received 17 out of 53 planned tools Some tools support tools that the user would use (internal) Other tools are visible to the users (external)
Currently reviewing strategies to proceed towards the ESDMF
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Metadata Management Tools Access Control Tool
provides a central point for creating and managing access to all ESDMF tools
Metadata Registration Tool provides a central registry for the registration, revision and relating of administered
items: Data Element Concepts, Data Elements, Classifications
Metadata Browser enables users to browse and search for administered items in the central registry
Quality Tool enables users to setup the quality framework that is based on the South Africa
Quality Assurance Framework (SASQAF) document, and forms the foundation for The assignment of Quality Indicators to Surveys, the capturing of Quality Metadata for a
Survey and conduct Quality Assessment of a Survey
ESDMF Reporting Tool allows users to generate static and ad hoc reports based on the data and metadata
generated by the various ESDMF tools
Survey Metadata Capture Tool manages the metadata for a survey on series and instance level
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Metadata Management ToolsHigh Level Overview
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Access Control ToolOverview
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Access Control ToolLogin to the Access Control Tool
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Metadata Registration ToolOverview
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Metadata Registration ToolMetadata Registration Process
Based on ISO 11179 Information Technology Metadata Registries (MDR)
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Metadata Registration ToolOverview
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Metadata Registration ToolView a Steward’s Work List
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Metadata Browser ToolOverview
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Metadata Browser ToolScreen Capture
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Quality ToolOverview
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Quality ToolOverview
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Quality ToolOverview Surveys with assigned quality indicators
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Reporting ToolOverview
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Reporting ToolOverview
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Survey Metadata Capture ToolOverview
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Survey Metadata Capture ToolOverview
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Survey Metadata Capture ToolOverview
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Conclusions
Metadata Systems We all wrestle with similar problems
Solutions Collaboration Source code Knowledge on What to do Knowledge on How to do
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Thank You!