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College Van Trends Tot Innovatie

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Transcript

  • 1. Van trends tot innovatie Open data: CitySDK & API’S - 15-11-2013 Wouter Meys & Maarten Groen
  • 2. Content ● Part I ○ Open data ○ The CitySDK project ○ Try the CitySDK API ● Part 2 ○ Social media API’s ○ Using the Twitter API
  • 3. Open data What is open data? ● A piece of data is open if anyone is free to use, reuse, and redistribute it — subject only, at most, to the requirement to attribute and/or share-alike.
  • 4. Current issues of open data ● Different locations and different formats ● No data format standards (across countries)
  • 5. Five stars of Tim Berners-Lee ★ 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) ★ ★ ★ use non-proprietary formats (e.g., CSV instead of Excel) ★ ★ ★ ★ use URIs to denote things, so that people can point at your stuff ★ ★ ★ ★ ★ link your data to other data to provide context (semantic web)
  • 6. Part I: The CitySDK project ● Eight European Cities ● Open data platform ○ Work packages: Mobility, Tourism, Participation ● Helping cities to open their data ● Giving developers the tools they need
  • 7. The CitySDK framework (1)
  • 8. The CitySDK framework (2)
  • 9. HvA contributions ● Collect data on tourists' movements, activities and/or experiences ● For organizations in the tourism sector, increase knowledge on their clients ● Enabling smarter information (services) for tourists
  • 10. Implementation ● Replicate the Lissabon head tourism pilot ● Tourism pilot focuses on: ○ Points Of Interests (POI) ○ Events ○ Routes ● Using Open Data ○ Arts Holland ○ Hotels: amsterdamopendata.nl ○ Restaurants: ATCB
  • 11. Dynamic data ● Collaboration with Van Gogh museum ○ Measuring queue length ○ Interesting info for Van Gogh ○ Better services for tourists
  • 12. Sensor system ● Ultrasonic sensor ● Four separate wireless transmitters ● One base station
  • 13. Sensor framework
  • 14. Sensor locations
  • 15. From test lab to living lab ● Four sensor are placed ● Problems: ○ Rain ○ Range ○ Base station location ● Fixes: ○ Improved case ○ Better antennas
  • 16. Application showing data ● Show queue ● Go to POI/Events ● Create your own route
  • 17. The CitySDK API ● Tourism: ○ API: citysdk.dmci.hva.nl/CitySDK/resources ○ Documentation: http://citysdk.ist.utl.pt/ ● Mobility ○ dev.citysdk.waag.org
  • 18. Applications Applications made with CitySDK API ● Open Data Globe ○ http://dev.citysdk.waag.org/visualisation/ ● Buildings in the Netherlands by year of construction ○ http://dev.citysdk.waag.org/buildings/
  • 19. Try it out ● Look at the different datasets ○ http://cms.citysdk.waag.org http://dev.citysdk.waag.org/ ● Try to retrieve all restaurants available in the API that are located in ‘stadsdeel west’ in Amsterdam ● Play around with combination of various datasets
  • 20. Short Break (15 min)
  • 21. Part II: Social media API’s ● Twitter ○ +: Data is open, geolocation ○ -: Data reliability , sparsity , firehose ● Facebook ○ +: Large userbase, Likes, Companies ○ -: Accessibility, query language ● Other: Flickr, FourSquare, Instagram etc. etc.
  • 22. Combining API’s ● Livehoods ○ http://livehoods.org/maps/nyc ● Please Rob Me ○ http://pleaserobme.com/why ● Streamwatchr ○ http://streamwatchr.com/
  • 23. The Twitter API ● What did we do? ○ Collect tweets with geolocation in Amsterdam ● Visualize the data in different ways
  • 24. Using the Twitter API ● Streaming API ● REST API ● Firehose ● Authentication ● Documentation: dev.twitter.com
  • 25. Try it out! ● Register an application (dev.twitter.com) ● Check for library (https://dev.twitter.com/docs/twitter-libraries) ○ Javascript: codebird-js ○ Processing: http://blog.blprnt.com/blog/blprnt/updated-quicktutorial-processing-twitter (or google: processing twitter) ● Retrieve current trending topics (in The Netherlands) ● Retrieve tweets(no retweets) from the past week in Amsterdam
  • 26. Contact info Maarten Groen m.n.groen@hva.nl Wouter Meys w.t.meys@hva.nl