Spatial    is   notSpecial (?)   Maurizio Napolitano maurizio.napolitano@okfn.org
The gis background
The gis wikification          paper here http://tinyurl.com/gis-jolie
form the GIS specialists                                to the neogeographersGreat "Long Tail" Illustration by John Hyde o...
OpenStreetMap                is a free worldwide                map,                created by people like                ...
http://tools.geofabrik.de/mc
Watercolor map by Stamenhttp://content.stamen.com/files/cartography/index_watercolor.html#12.00/60.1752/24.9601
http://softcities.net https://plus.google.com/112153365286725889851/posts/EmPDFXNN7tJ
How avoiding to      REINVENT THE WHEEL?Markus Netelercoordinator of the GRASS project
GRASS + PARAVIEW = from gis to the a brain model (by a TAC)http://gis.cri.fmach.it/download/from_mrt_to_voxel_grass_gis_pa...
GRASS + PARAVIEW = from gis to the a brain model (by a TAC)
Commission on Neocartographythe newly established ICA Commission onNeocartographyhttp://neocartography.icaci.org/ ICA = In...
Spatial is Special?     NO!                                 YES! ●   Data are data                   ●   Maps are the powe...
The GIS recipe●   Projections●   Data models●   Analysis●   Rendering
Projectionssource: http://xkcd.com/977/
Ex. Cilindric projection                           (X,Y)
Datum          geoid                                              Ex.                                              World G...
Universal Traverse Mercatorsource: USGS
UTM Zonehttp://upload.wikimedia.org/wikipedia/commons/e/ed/Utm-zones.jpg
The most used in web devel.●   EPSG:4326 - WGS84       –   Degree (lat/long)       –   WGS84●   EPSG:900913 – Google Merca...
EPSG?ex European Petroleum Survey Group                               http://www.epsg.org/                                ...
Data ModelsDiscrete Data         Continuous DataVectors with          Matrixattributes            Ex.Points               ...
Example Raster http://en.wikipedia.org/wiki/Esri_grid
DTM gray
DTM elevation
Example Vector
Points
Lines
Overlay
Query
Spatial is Not Special ?
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Spatial is Not Special ?

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short presentation to help the gis specialists to understand the neocartographers and viceversa

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Spatial is Not Special ?

  1. 1. Spatial is notSpecial (?) Maurizio Napolitano maurizio.napolitano@okfn.org
  2. 2. The gis background
  3. 3. The gis wikification paper here http://tinyurl.com/gis-jolie
  4. 4. form the GIS specialists to the neogeographersGreat "Long Tail" Illustration by John Hyde of LeftClick.com
  5. 5. OpenStreetMap is a free worldwide map, created by people like you. ~
  6. 6. http://tools.geofabrik.de/mc
  7. 7. Watercolor map by Stamenhttp://content.stamen.com/files/cartography/index_watercolor.html#12.00/60.1752/24.9601
  8. 8. http://softcities.net https://plus.google.com/112153365286725889851/posts/EmPDFXNN7tJ
  9. 9. How avoiding to REINVENT THE WHEEL?Markus Netelercoordinator of the GRASS project
  10. 10. GRASS + PARAVIEW = from gis to the a brain model (by a TAC)http://gis.cri.fmach.it/download/from_mrt_to_voxel_grass_gis_paraview.pdf
  11. 11. GRASS + PARAVIEW = from gis to the a brain model (by a TAC)
  12. 12. Commission on Neocartographythe newly established ICA Commission onNeocartographyhttp://neocartography.icaci.org/ ICA = International Cartography Association http://icaci.org/first-meeting-of-the-commission-on-neocartography/
  13. 13. Spatial is Special? NO! YES! ● Data are data ● Maps are the power ● The Geographical Information Systems are very well defined The map simplifies the complexitySpatial is Indeed Special…but GIS Software Skills will Soon be Obsolete http://justinholman.com/2012/03/20/spatial-is-indeed-special/
  14. 14. The GIS recipe● Projections● Data models● Analysis● Rendering
  15. 15. Projectionssource: http://xkcd.com/977/
  16. 16. Ex. Cilindric projection (X,Y)
  17. 17. Datum geoid Ex. World Geodetic System 84http://www.gisetelerilevamento.com/2010/04/superfici-di-riferimento-e-coordinate/
  18. 18. Universal Traverse Mercatorsource: USGS
  19. 19. UTM Zonehttp://upload.wikimedia.org/wikipedia/commons/e/ed/Utm-zones.jpg
  20. 20. The most used in web devel.● EPSG:4326 - WGS84 – Degree (lat/long) – WGS84● EPSG:900913 – Google Mercator – Meters – WGS84 – World without polos ● Digit version of the word GOOGLE
  21. 21. EPSG?ex European Petroleum Survey Group http://www.epsg.org/ simplyfies your lifehttp://spatialreference.org/
  22. 22. Data ModelsDiscrete Data Continuous DataVectors with Matrixattributes Ex.Points Digital Elevations ModelsLines Solar Power cellsPolygons Orthophotos GEOREFENCED
  23. 23. Example Raster http://en.wikipedia.org/wiki/Esri_grid
  24. 24. DTM gray
  25. 25. DTM elevation
  26. 26. Example Vector
  27. 27. Points
  28. 28. Lines
  29. 29. Overlay
  30. 30. Query
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