The document discusses the concept of digital graffiti in smart cities, emphasizing community engagement and data-driven infrastructure. It covers topics like data collection methods, crowd-sourcing, and data service provision with a focus on sustainability and monetization models. Additionally, it highlights various tools and techniques for organizing and leveraging urban data.

1. Digital Graffiti for Digital Cities
Leigh Dodds
@ldodds
20th September 2012
Semtech Biz, London

2. Smart Cities

4. The Bat Cave Vision

5. Community Engagement

6. City Infrastructure

7. Data Hubs

8. Digital Graffiti

9. Identify Things

10. Identify Things
http://city.example.org/id/:thing

11. Collect Data Pointers

12. Collect Data Pointers
● Dataset Linking
● Equivalence Links
● Application & Content linking
● Backlinking
● Pingbacks

13. Crowd-Source Data

14. Crowd-Source Data
● Implicit vs Explicit Collection
● Sensors
● Semantic wikis
● Crowd-sourcing tools
● Web, Mobile

15. Provide Data Services

16. Provide Data Services
● Data aggregation
● “Follow your nose”; trusted data
● Services over datasets
● SPARQL
● Reconciliation
● Search
● Geo

17. Sustainability

18. Sustainability
● Commercial vs Non-commercial Charging
● Pay As You Go
● Cost recovery models

19. Marketplaces?

20. Questions?

21. Photo Attributions
http://en.wikipedia.org/wiki/File:Constructing_the_Metropolitan_Railway.png
http://www.flickr.com/photos/visualpanic/2422742902
http://www.flickr.com/photos/suzannelong/3234126456/
http://www.flickr.com/photos/elaws/3750624765/
http://www.flickr.com/photos/tillwe/603936954
http://www.flickr.com/photos/fabiovenni/478239267/
http://www.flickr.com/photos/wfyurasko/3827876748/
http://www.flickr.com/photos/60021253@N00/350118714/
http://www.flickr.com/photos/psd/2086641/