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Keynote at WCIT 2010 on Open Data for Open Government
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Prof. Frank van Harmelen
VU University Amsterdam
WCIT 2010
Open Data for Open Government
Semantic, Linked, Open
INTRODUCTION
15 MINUTES
PRESENTATION OVERVIEW
Semantic
Linked
Open
Fact or Fiction
Agenda
Open Data for Open Government
Semantic, Linked, Open
Open Data for Open Government
Semantic, Linked, Open
CV
education
work
private
name
What does it feel like to be a computer?
Open Data for Open Government
Semantic, Linked, Open
CV
http://..../ education
http://..../
http://..../
work
private
name
http://..../CV
http://..../name
What does it feel like to be a computer?
Open Data for Open Government
xT
[<x> IsOfType <T>]
differentowners & locations
<village>
“Harmelen”
On the Web, anybody can say anything about anything
Semantic, Linked, Open
Open Data for Open Government
Semantic, Linked, Open
On the Web, anybody can link to anything
Open Standards, Web-enabled: XML, RDF
Open Standards, Web-enabled: HTTP, SPARQL
• FOAF for social relations• GeoRSS for geospatial data• Dublin Core for documents• COVO for statistical datasets• SKOS for categories & concepts
Open
Data Formats
Communication Protocols
Shared vocabularies
Open Data for Open Government
Semantic, Linked, Open
Publish data items as Web objects
Allow relations between data-items as web-links
Use shared vocabularies to describe data & relations
Simple open standards for data formats & protocols
Summary so far
Publish
Link
Describe
Interoperate
Open Data for Open Government
Semantic, Linked, Open
Implications for Government agencies
Don’t just publish documentsbut publish the data underlying the documents
Open Data for Open Government
Semantic, Linked, Open
Don’t just build a websitebut publish the data underlying the site
Enable others to build applications an websiteswith your data
Data.gov
in one year• growth from 47 datasets to 250.000 datasets from 250 agencies• 200+ applications built by third parties• 97.6 million hitsBut: much of it not in RDF, not web-enabled
Students of RPI in 8 months:web-enabled 6.4 billion factscreated applications for:• plot broadband capacity against internet use• faceted browsing on all of data.gov • plotting postal service expenditure against performance (effectiveness)• plotting wildland fires against agency budgets (effectiveness)• uncover interstate migration from tax forms• plot family income against medicare claims• compare agency budgets across three public budget datasets• plot social networks of people visiting the White House
Fact or Fiction?
Status in US: data.gov
Open Data for Open Government
Semantic, Linked, Open
Data.gov
6 Other nations establishing open data Canada, Ireland, Norway, Australia, New Zealand 8 States now offering data sites California, Utah, Michigan, Massachusetts, Washington, ...8 Cities in America with open data San Francisco, New York City, Austin, ...
Fact or Fiction?
Followers from data.gov
Open Data for Open Government
Semantic, Linked, Open
data.gov.uk
started in early 2010 with 3000 datasetsfaceted searchinclude Ordnance Survey data
• map safety of bicycle routes• inform home buyers about their new neighborhood.• school finder (UK, NL)• nursery finder• pollution alert• fix my neighbourhood• regional expenditure map• http://www.wheredidmytaxgo.co.uk/
Fact or Fiction?
Status in UK: data.gov.uk
Open Data for Open Government
Semantic, Linked, Open
Who’s next?
already data at the World Bank: data.worldbank.org
informal initiatives in Scotland, Austria, Germany, Denmark, ...
informal initiatives at the European Commission: Eurostat ec.europa.eu/eurostat/ European tendering ted.europa.eu Semantic Interoperability Centre semic.eu
Fact or Fiction?
Future
Open Data for Open Government
Semantic, Linked, Open
WCIT 2010
Open Data for Open Government
it was an agenda item for Obama and Brownshould it be an agenda item for Ms. Neelie Kroes?
