The document discusses open data and how it can be used by hackers at hackathons to create visualizations. It notes that open data initiatives often publish data that goes unused. It then provides an example of how censorship data could potentially be visualized using open data. The document is presented by Matteo Collina and provides his contact information at the end.

1. The Usability of
Open Data
or how to extract meaning using Hackers
@matteocollina

2. What is
'Open Data'?
CCAC North Library http://www.flickr.com/photos/ccacnorthlib/3554627894/in/photostream/ CC by 2.0

3. Any Open Data
initiative publish books
that people don't read.
CCAC North Library http://www.flickr.com/photos/ccacnorthlib/3554627894/in/photostream/ CC by 2.0

5. Infographics are cool
s

6. What do you need to create
a great visualization?
• Designers
• Developers
• Coffee?
• 24-hours?
This is called s Hackathon
an

7. Hacker
Hack
Hackathon

8. November 8-9 2011, European Parliament, Bruxelles
Ok, I was there

10. Do you know how it feel?
Kazvorpal http://www.flickr.com/photos/kazvorpal/5860492347/ CC SA by 2.0

11. Censorship is the suppression of
speech or other public communication which
may be considered objectionable, harmful,
sensitive, or inconvenient to the general body of
people as determined by a government, media
outlet, or other controlling body.
- Wikipedia

12. Could we visualize
censorship using
Open Data?

13. Demo sharpnod.es

15. Who I am
Name: Matteo
Surname: Collina
What I do: Software Engineer
Twitter: @matteocollina
Website: matteocollina.com

16. Any Questions?

17. Thank You!