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Open Data - technical approach

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Slide presented during the Internet Governance Forum alia It2011 - Trento 11. November …

Slide presented during the Internet Governance Forum alia It2011 - Trento 11. November
A overview about likend data, data portals, data hubs, with a community view and the possible opportunity in the Trentino research system.

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  • 1. Open Datatechnical approach Maurizio Napolitano <napo@fbk.eu> Internet Governance Forum Italia 10-12 Novembre 2011
  • 2. IGF Trento open community data vs closed datahttp://tools.geofabrik.de/mc/?mt0=mapnik&mt1=googlemap&lon=11.11372&lat=46.07098&zoom=18
  • 3. wish list fo the next year• Open Government Data as a Right• More Schemas (Knowledge APIs) – keep it focused, let’s not try to boil the ocean• Open Data as a Platform, Not a Commodity• Massive Interconnection Between Open Data Sites• Open Corporate Data (for and by Corporates)• Standards (e.g. for catalog metadata) for Data Portals and Data Hubs• Open Data for Growth – making clear the the connection• Strong international norms for data inventories• Organizational identifiers – Dunn & Bradstreet should be replaced with open data• MiData – getting personal data out of corporates and government back into the hands of the people whose data it is http://blog.okfn.org/2011/10/23/open-data-wishlist-for-the-next-year/
  • 4. Tecnical issue• Open Government Data as a Right• More Schemas (Knowledge APIs) – keep it focused, let’s not try to boil the ocean• Open Data as a Platform, Not a Commodity• Massive Interconnection Between Open Data Sites• Open Corporate Data (for and by Corporates)• Standards (e.g. for catalog metadata) for Data Portals and Data Hubs• Open Data for Growth – making clear the the connection• Strong international norms for data inventories• Organizational identifiers – Dunn & Bradstreet should be replaced with open data• MiData – getting personal data out of corporates and government back into the hands of the people whose data it is
  • 5. Open data featuresComplete Primary Timely Accessible Machine-readableNon-proprietary License-free ReviewableDiscoverable Permanent AccessRedistribution Reuse DescriptionMetadata Attribution IntegrityAbsence of Technological Restriction
  • 6. Open Linked Data★ make your stuff available on the Web(whatever format) under an open license★★ make it available as structured data(e.g., Excel instead of image scan of a table) Tim Berners Lee★★★ use non-proprietary formats(e.g., CSV instead of Excel)★★★★ use URIs to identify things, so that people can point at yourstuff★★★★★ link your data to other data to provide context http://lab.linkeddata.deri.ie/2010/star-scheme-by-example/
  • 7. Linked Data Ingredients Things have names (a person, a city, a company) Let this names start with http:// Represent data (relations among things) as RDFhttp://www.w3.org/DesignIssues/LinkedData.html
  • 8. Example
  • 9. Example
  • 10. Example
  • 11. Example
  • 12. Example● Access/browse a global interconnected DB● Merge, mix data● Perform powerful cross-domain queries
  • 13. The Linking Open Data cloud diagramhttp://richard.cyganiak.de/2007/10/lod/
  • 14. The Linking Open Data cloud diagram an italian dataset: ISTAT immigration :)
  • 15. How to join a dataset in this cloud?First [...] publish data according to the Linked Data principles.1.Please add it to CKAN2.[...]3.[...]4.[…]5.The dataset will be includednext update of the diagram.http://richard.cyganiak.de/2007/10/lod/#how-to-join
  • 16. CKAN = The Data Hubhttp://www.thedatahub.org
  • 17. Data portals
  • 18. Italian data portals
  • 19. [OT] Thanks!
  • 20. Next steps to the five stars ... Il Trentino deve farsi protagonista del movimento Open Data in Italia e, nel 2012, avrà loccasione di mettersi alla guida dellavanguardia concentrata sulla creazione di SEMPLICI best practices per una semantica condivisa! (LinkedFederico open data for dummies: questa è laMorando sfida.)NEXA http://www.igfitalia2011.it/programma/open-trentino https://www.facebook.com/federico.muras/posts/171226996304428
  • 21. Trentino and the semantic web TECHNOLOGIESNicola Guarino – LOA CNR OKKAM PEOPLE[…] SINDICEFausto Giunchiglia – UNITN ONTOTEXT[...] MOKIPaolo Bouquet – UNITN [...][...]Luciano Serafini – FBK – DKM[...]Bernardo Magnini – FBK – HLT[...]Giovanni Tummarello – FBK – WED[…]Pavel Shvaiko – Informatica Trentina[...]
  • 22. End Thanks to• Giulio De Petra – Informatica Trentina• Federico Morando - NEXA• Lorenzo Benussi - TOP-IX• Michele Barbera – LinkedOpenData.it• Paolo Bouquet – Trentino Open Data• Open Knowledge Foundation for the support in this presentation

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