1. crowdsourcing data for
public transport information
arun ganesh, srikanth lakshmanan

2. what are my travel options?
-walk
-cycle
-vehicle/auto
-bus/public transit

3. what are my safe travel options?
-walk
-cycle
-vehicle/auto
-bus/public transit

4. can i travel by bus?
-is there a bus to my destination?
-where is the bus stop?
-when will my bus come?
-how long will my trip take?
-how comfortable will it be?
-how much will i save?
-what are my alternatives?

5. who has that information?
-conductors
-commuters
-bus stations
-bus authorities

6. how to collect all that data?

7. how to collect all that data?
crowdsource

8. we made busroutes.in

9. what we found
-crowdsourcing makes data collection faster
-errors in of cial data source
-gaps in public transport coverage
-patterns in bus route numbers
-key transit locations
-site analysis data

10. how openstreetmap helped
- exible database
-crowdsourcing for
map data
-lets anyone add
features
-makes the map dynamic
-map data entirely
opensource
www.osm.org

11. what else we can crowdsource
-translate entire dataset into local language
-location of each bus stop
-addition of other transport links and ways
-clean and x of cial data
-expand database to make it more rich

12. what else has been done

13. chennai suburban rail and bus map
google: chennai suburban map

14. chennai public transport map

15. bus stop information panel

16. and bangalore?

17. Do visit
http://busroutes.in
http://j.mp/ArunGanesh
Student, National Institute of Design Bangalore
Srikanth L srik.lak@gmail.com
Yet another software engineer