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GeoDemographics and GeoCoding: An introduction to Sources and Methods

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Presentation to UCC MSc GIS students, 30th November 2011

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GeoDemographics and GeoCoding: An introduction to Sources and Methods

  1. 1. GeoDemographics &GeoCoding: An Introduction to Sources & Methods Richard Cantwell richard.cantwell@gamma.ie www.gamma.ie
  2. 2. www.gamma.ie
  3. 3. Census 2011 – Over 1,100 Variables
  4. 4. www.gamma.ie/CSO/Population2006-2011.html
  5. 5. www.cso.ie/census
  6. 6. Census 2006 Themes1: Sex, age and marital status 9: Social class and socio-economic group2: Migration, Ethnicity and Religion 10: Education3: Irish language 11: Commuting4: Families 12: Disability, carers and voluntary work5: Private households 13: Occupations6: Housing 14: Industries7: Communal establishments 15: Car and PC ownership8: Economic Status
  7. 7. Census 2006 Geographies1: Electoral Divisions (3409*) Counties (34) and Provinces (4)2: Towns (233) with a population of 1,000 or over, organised alphabetically3: Dáil Constituencies (43)4: Gaeltacht Areas (8)5: Garda Regions (6), Divisions (25) and Districts (109)6: Health Service Executive Areas (4) and Local Areas (33)7: Local Electoral areas (180)8: Regional Authority areas (8)9: Urban (34) and rural (34) areas of each county10: Census Enumeration Areas (EAs) for Dublin (1138), Cork (196), Galway (76), Limerick (97) and Waterford (52) including their suburbs
  8. 8. Population: 1841: 1,543,569 1851: 1,107,354 (2011: 623,309)ncg.nuim.ie/historical-
  9. 9. www.flickr.com/photos/walkingsf/4982034696/
  10. 10. Blanchardstown – Blakestown: Pop 32,305 (2006)
  11. 11. maps.pobal.ie
  12. 12. unstats.un.org/unsd/censuskb20/Attachment473.aspx
  13. 13. It isnt uncommon for neighbours along a street to write theiraddresses differently:56 Woodbrook Sq.,Castleknock,Dublin 1542 Woodbrook Sq.,Diswellstown RdClonsilla,Dublin 1534 Woodbrook Sq.,Carpenterstown,Dublin 15
  14. 14. GeoDirectorywww.geodirectory.ie
  15. 15. Porterstown?OSi – Dublin Streets
  16. 16. Porterstown?OpenStreetMap
  17. 17. Porterstown?Google Maps
  18. 18. Porterstown?OSi Discovery Series
  19. 19. A Rural Examplewww.openstreetmap.org
  20. 20. Sample Townland Returnwww.autoaddress.ie
  21. 21. Sample Townland Returnmaps.google.ie
  22. 22. Sample Townland Returnmaps.google.ie
  23. 23. GeoDirectory Data Model – MS Accesswww.geodirectory.ie
  24. 24. GeoDirectory Buildings
  25. 25. Buildings Classified/by / B Geodirectory R C Use
  26. 26. Deprivation Index, Northside Dublin, 2006
  27. 27. Deprivation Index, Northside Dublin, 2006
  28. 28. Residential Addresses, GeoDirectory, 2010
  29. 29. Combining Data
  30. 30. Geocoded Client Listing
  31. 31. Geocoded Client Listing
  32. 32. Client Listing combined with GeoDirectory
  33. 33. Geocoded & Classified Client Listing
  34. 34. Market Analysis
  35. 35. Market Analysis - Mapping
  36. 36. NACE Codes
  37. 37. GeoDirectory NACE Code Extract
  38. 38. Combined with DriveTime
  39. 39. The Household Budget Surveyhttp://www.cso.ie/releasespublications/hbs_2004-2005final.htm
  40. 40. The Household Budget Survey   1999-2000 2004-2005 % Change Index Commodity Groups € % € % % (1999-2000 = 100) Food 117.67 20.4 142.74 18.1 21.3 85.1 Alcoholic drink and tobacco 44.10 7.6 47.18 6.0 7.0 70.7 Clothing and footwear 35.11 6.1 42.67 5.4 21.5 85.3 Fuel and light 21.68 3.7 30.65 3.9 41.4 105.1 Housing 55.41 9.6 94.51 12.0 70.6 134.3 Household non-durables 14.41 2.5 17.42 2.2 20.9 84.6 Household durables 26.86 4.6 35.55 4.5 32.4 96.1 Miscellaneous goods 19.08 3.4 23.78 3.0 24.6 88.4 Transport 94.92 16.4 122.74 15.6 29.3 93.1 Services and other expenditure 148.48 25.7 229.83 29.2 54.8 118.5 Total 577.72 100 787.12 100 36.2www.cso.ie/releasespublications/documents/housing/hbsfinal/webcomplete.pdf
  41. 41. HBS – ExampleFood Categories
  42. 42. Combine HBS with Service Areas to estimate value of underserved areasPossibleServiceGaps
  43. 43. Combine HBS with Performance Metrics to estimate value of underserved areasPossiblePerformanceGap
  44. 44. Estimating Monthly Spend Total (S)ervice or 5 Minute Competitor Monthly Gap Location (P)erformance Gap ? Population Count Spend (€M)Athlone S 12,543 5 €0.3Clontarf S 30,245 4 €1.2IFSC S 45,211 4 €1.8Enniscorthy P 54,222 3 €2.6Ballybofey S 23,866 3 €0.8Dun Laoghaire P 32,666 2 €1.4
  45. 45. Performance Evaluation
  46. 46. Other Use Cases: Insurance - Floodingsertit.u-strasbg.fr/SITE_RMS/2009/18_rms_irlande_2009/18_rms_irlande_2009.html
  47. 47. Other Use Cases: Education Participation - UKEducationProfiler.org
  48. 48. “It sort of makes you stop and think, doesn’t it?”bit.ly/pU7UWY
  49. 49. xkcd.com/552/
  50. 50. Postcodes? ? ? ? ? ?An Unknown Unknown
  51. 51. New Kinds of Address Data & PlatformsFourSquare data (via GeoRSS) on a map from www.dotspotting.org
  52. 52. Single Address Database – Key to breaking down the Data Silosbit.ly/nQnUvK
  53. 53. Privacy Concerns and Data Protection are Paramountpetewarden.github.com/iPhoneTracker

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