aag geoweb/sdi - the gis caste system
TRANSCRIPT
Geoenabling the Masses: Practical Lessons from the Field Bringing
Geography to the Burakumin
AAG 2010, Washington DC
Convergence in the GeoWeb: Volunteered geographic information, spatial data infrastructures, and public participation GIS II
Sean P. Gorman PhD.FortiusOne
Learning from the Unwashed MassesLearning from the Unwashed Masses
GIS Caste System
Spatial Data InfrastructuresFor GIS Professionals
Public Participation GISProfessionals + Burakumin
Volunteered Geographic InformationJust the Burakumin
GIS Caste System
Data Discovery
Collaboration
Data Creation
SDI’s – Data discovery toolsSDI’s – Data discovery tools
Mostly Metadata Discovery ToolsMostly Metadata Discovery Tools
Taking You to Data Download SitesTaking You to Data Download Sites
Allow the Community to ParticipateAllow the Community to Participate
Where does VGI fit into all of this?
Caste systems don’t work well for disasters?
Courtesy of John Crowley STAR-TIDES
Courtesy of John Crowley STAR-TIDES
FortiusOne Poprietary InformationCourtesy of John Crowley STAR-TIDES
Courtesy of John Crowley STAR-TIDES
When Unofficial Source Becomes the De Facto StandardWhen Unofficial Source Becomes the De Facto Standard
FortiusOne Proprietary Information
GIS = 1,000,000 users in 300,000 organizations
VGI = 10,000,000 Google My Maps created 600,000,000 Google Earth downloads 500,000,000 indexed KML/KMZ files 250,000 OpenStreetMap registered users 1,000,000 FourSquare registered users 1,300,000 GeoCommons data downloads
Is the question “what role does VGI play in GIS” or “what role does GIS play in VGI”?
Does the user care and are we making artificial distinctions?
The case of GeoCommons
Government CitizensNGO’s
How is data collected?
FortiusOne Proprietary Information
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Support a variety of formatsSupport a variety of formats
KML
Shapefile
CSV (Excel)
GeoRSS
Documents
Database
Georeferencing dataGeoreferencing data
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Universal, Federated Search, and Retrieval
Universal, Federated Search, and Retrieval
How is data verified?
Metadata collectionMetadata collection
Metadata based archivingMetadata based archiving
Dynamic Metadata IntegrationDynamic Metadata Integration
How is participation incentivized?
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Cartographic VisualizationCartographic Visualization
Thematic VisualizationThematic Visualization
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Thematic VisualizationThematic Visualization
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Geospatial AnalysisGeospatial Analysis
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Dynamic Data FeedsDynamic Data Feeds
Temporal Visualization/AnalysisTemporal Visualization/Analysis
How do we provide training?
Interactive video based tutorials
User manuals
Contextual help
How many people participate?
2008 2009 2010Total Registered Users
3,084 10,433 12,563
Total Datasets 7,256 15,922 25,651
Total Dataset Downloads
258,102 1,024,707 1,286,333
36.4 % downloaded as CSV60.2 % downloaded as KML 3.4 % downloaded as Shapefile
(based on the most recent 262,758 downloads/ since Sept 21, 2009)
Data Demographics
