1. GIS and Census Mapping - The Cape Verde experience in the use of GIS technologies in the 2010 Census Nairobi, Kenya, 14-17, September, 2010 Regional Seminar on Dissemination and Spatial Analysis of Census Data Presented by Leonilde Lima

2. Summary INE - GIS Infrastructure –2010 Census Mapping –Dissemination Dissemination Strategy Objectives –Web Dissemination Objectives Products Services Users Data Contents

3. GIS Infrastructure Support the production and the dissemination of data. Statistics Production: –Geo referencing all statistical information; –Map Supply Dissemination: –Include the geographical component in all dissemination products Studies –Using spatial analysis tools

4. Technology Data Source Browser Web Server Application Server Spatial Server Internet Server Client

5. 2010 Census Mapping - June 16 – 10, 2010 - Electronic questionnaires - PDA - “Everyone counts, we count with everyone”

6. Step 01-Digitalization of the 2000 Enumeration Areas and Buildings

7. GeoCode 5 1 2 001 0023 Island Concelho Freguesia EA Point/Building

8. Step 2 – Pre Census/Census cartogtraphy preparation Map Productions and Printing PDA projects - 561 Enumeration areas (2000 boundaries) Image EA boundary Buildings

9. Step 03 - Census Cartographic database Correction and stabilization –Not valid points, –Inconsistent limits, Urbanization …

10. Step 04- Delimitation of the 2010 enumeration areas 150 / 180 households for urban / rural areas

11. Step 05- Field confirmation and DR boundary descriptions

12. Step 06 – Pilot census and Census preparation Map Productions and Printing PDA projects – 949 Enumerations Areas (2010 boundaries) –New Images –New EA limits –New buildings

13. Step 07- Census geographic database Correction and stabilization –December 2010 Step 08 – Map Dissemination (Static) - June 2011 Step 09 – SIG INE (Dinamic) - December 2011

14. Ressources Softwares – Geobase –Arcview –ArcGis –Global Mapper –IBGE Mobile GIS

15. Ressources Hardware –PC’s –1 Plotter –3 - A3 Printers –PDA’s

16. Ressources Liveware / People –8 technicians (Geography, Cartography, Statistics, Technology). –Computer operators –Field operations staff

18. Ressources Others –Aerial photography – Municipalities 1:2000 urban level 1:10 000 rural level –Satellite Imagery – Google earth –Others institutions

19. The dissemination of the 2000 census results, had been limited to tables and reports. Product/Service Format in which product/service available Press release Tabulated data Preliminary resultsPaper Final resultsPaper / internet / CD Results by smallest geographic unit Paper / CD Posters, brochures, etc.Paper Analytical and thematic statistical reports Paper / Internet Customized data requestsInternet / INE Census History - Dissemination

20. 2010 - Dissemination Strategy Good practices from 2000 (CD, paper, ateliers, folders, reports,…) Easy the access to information –Free access to all census data, including geographic data Make the internet the core dissemination vehicle Enable advanced users to directly handle the information.

21. Promote statistical literacy, data awareness and usefulness, as a basic support instrument for the formulations and decisions on public policies and private businesses. Objective

22. Target –Advanced users GIS Specialists –Active Users Others specialists with knowhow in GIS –Ordinary Users Dissemination via Web

23. Products –Static Information Thematic maps Census Atlas … –Format PDF, GIF, JPEG, …

24. Products –interactive Information online map Production online Atlas Dissemination via Web

25. Contents –Detail level – The lowest possible having into account confidentiality issues Administrative Division –Country –Island - Ilha –Concelho –Freguesia –Cidade/Vila/Zona –Bairro / Lugar Dissemination via Web

26. Territorial's units Statistics divisions –EA’s Basic mapping data –Public utilities –Roads Others –Agricultural regions –Touristics zones

27. Tools Census Info Alov Map Redatam / IMIS CSpro PC Axis / PX Map Customized ArcGIS/ArcServer

29. Thank you! Leonilde Lima llima@ine.gov.cv - leonildelima@yahoo.com