Sandro Hawke, W3C eGovernment Activity Lead · Government Linked Data Sandro Hawke, W3C eGovernment...
Transcript of Sandro Hawke, W3C eGovernment Activity Lead · Government Linked Data Sandro Hawke, W3C eGovernment...
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Government Linked Data
Sandro Hawke, W3CeGovernment Activity Lead
[email protected] @sandhawke
W3C AC MeetingMarch 22, 2010
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The Opportunity (and Problem)
Governments are starting to release their data!
http://www.flickr.com/photos/jwbonez/2574930097
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We start with US: data.gov
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US Federal Agencies...
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Some Recent Examples
Dept. Interior
Natural Resource Volunteer Opportunities
Federal National Recreation Sites
Dept. Agriculture
MyPyramid Food Raw Data
Census of Agriculture Race, Ethnicity and Gender
Dept. Transportation
Child Passenger Safety Ease of Use Ratings
Tire Quality Grading System (4200 Ratings)
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US States...
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Countries...
+ New Zealand, The Netherlands, France, Sweden, Spain, Austria, Denmark, ...
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It's XML, CSV, XLS, and KML
...from a million governments!
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So how do you integrate this?
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Semantic Web Linked Data
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Third Party Translations
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Governments Using Linked Data
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Design Patterns
URIs (using 303s, /TR/cooluris) http://{sector}.data.gov.uk/id/{concept} http://{sector}.data.gov.uk/doc/{concept}
Versioning Maintaining historical data Named graphs
Provenance Where data came from How it's been handled
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Access For Developers
Linked Data API Maintain your RDF database Expose it via RDF GET Expose it via SPARQL Expose it via RESTful APIs (JSON/XML) Expose it via Web Pages
Linked Data is cost effective solution
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It's possible, with the right technology.
http://www.flickr.com/photos/the_tahoe_guy/3125945971 http://www.flickr.com/photos/willbakker/3752485827