Presentation given at the "Opendata, dati, conoscenza, valore" CloudCamp conference, Turin, Italy, 2-3 Dec 2010

1. LinkedOpenData:
why Linked does matter
Christian Morbidoni - <morbidoni@netseven.it>
SeMedia group
Università Politecnica delle Marche
http://www.netseven.it
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2. Linked Open Data
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3. What is data
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4. What is data
- Data is information about things
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5. What is data
- Data is information about things
- Data is something machines can process
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6. What is data
- Data is information about things
- Data is something machines can process
- Data drives applications (e.g. web sites)
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7. What is data
- Data is information about things
- Data is something machines can process
- Data drives applications (e.g. web sites)
- Data is relations among things
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8. An example:
LinkedOpenCamera.it genesis
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9. Linked Open Data
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10. What does Open mean
Data
Data Data
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11. What does Open mean
Data
Data Data
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12. What does Open mean
Data
Data Data
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13. What does Open mean
Data
Data Data
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14. What does Open mean
Data
Data Data
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15. What does Open mean
Data
Data Data
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16. What does Open mean
Data
Data Data
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17. Linked Open Data
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18. data is less valuable when it’s isolated
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19. Linked Data ingredients
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20. Linked Data ingredients
- Things have names (a person, a city, a company)
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21. Linked Data ingredients
- Things have names (a person, a city, a company)
- Let this names start with http://
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22. Linked Data ingredients
- Things have names (a person, a city, a company)
- Let this names start with http://
- ...then we can get more data about things using a
standard protocol
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23. Linked Data ingredients
- Things have names (a person, a city, a company)
- Let this names start with http://
- ...then we can get more data about things using a
standard protocol
- ... others can directly point to things in my dataset
(and vice-versa)
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24. Linked Data ingredients
- Things have names (a person, a city, a company)
- Let this names start with http://
- ...then we can get more data about things using a
standard protocol
- ... others can directly point to things in my dataset
(and vice-versa)
- Represent data (relations among things) as a labeled
graph
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25. Linked Data ingredients
- Things have names (a person, a city, a company)
- Let this names start with http://
- ...then we can get more data about things using a
standard protocol
- ... others can directly point to things in my dataset
(and vice-versa)
- Represent data (relations among things) as a labeled
graph
- .. do it by using a standard format (RDF)
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26. Web of Documents
Hyperlinks
For humans
For machines
X
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27. Web of Data
Hyperlinks
For humans
same as agrees cites explains
For machines
cites Semantic Links
RDF Data RDF Data RDF Data RDF Data
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28. This work is licensed under a Creative Commons Attribution-NoDerivs 2.5 Italy
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29. Institutions
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30. Companies
Institutions
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31. Companies
Institutions
Geo-spatial
services
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32. Companies
Institutions
Geo-spatial
services
Libraries
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33. Companies
Institutions
Geo-spatial
services
Libraries
Citizens
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34. Companies
Institutions
Geo-spatial
services
Libraries
Citizens
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35. Companies
Institutions
Geo-spatial
services
Libraries
Citizens
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36. Companies
Institutions
Geo-spatial
services
Libraries
Citizens
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37. Companies
Institutions
Geo-spatial
services
Libraries
Citizens
- Semantic Web Applications:
- Access/browse a global interconnected DB
- Merge, mix data
- Perform powerful cross-domain queries
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38. Feb
2008
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39. Jun 2009
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40. Sept 2010
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41. ....More than 15 billions triples
Sept 2010
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42. our mission
- To help institutions and companies to be part of
the LinkedData cloud
- Offering:
- Semantic Web open-source tools development and
integration
- Consultancy in publishing LOD
- Services and infrastructures
- Web site: http://netseven.it
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43. http://linkedopencamera.it
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44. http://www.muruca.org
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45. Thank you.
morbidoni@netseven.it
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