Yahoo! HackU at UPC

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  • 1. Flickr Hacks, Prototypes and APIs
    Börkur Sigurbjörnsson
    Research Scientist
    Yahoo! Research, Barcelona
    HackU – UPC – February 10th 2011
  • 2. Sopa de Letras +Flickr Photos = PhotoSoup
    “Coolest Hack” at Yahoo! internal hack day
    http://photosoup.games.yahoo.com/
    Photo by nmarritz on Flickr
  • 3. PhotoSoup
    For a given topic, e.g.“zoo” create a soup of letters
    Photos serve as “hints”
    Highlight “tiger”
    Show matching photo
    Fade thumbnail
  • 4. PhotoSoup … under the hood
    Call Flickr search API to get Zoo photos
    http://api.flickr.com/services/rest/?method=flickr.photos.search&api_key=KEY&tags=zoo&extras=tags
  • 5. PhotoSoup … under the hood
    Collect the frequent tags from the photos returned
    barcelona birthday zoo lion animal
    zoo tiger lionkate
    tiger zoo summer 2009 animal

    Create a soup from the frequent tags
    Choose a photo for each frequent tag
    Mix to create a PhotoSoup
  • 6. PhotoSoup
  • 7. TagExplorer: Explore photos using tags
    http://tagexplorer.sandbox.yahoo.com/
  • 8. TagExplorer: Zoom in
  • 9. TagExplorer: Zoom out
  • 10. Example Flickr API calls
    Get photos from London
    http://api.flickr.com/services/rest/?method=flickr.photos.search&api_key=KEY&text=london&sort=relevance
    Get tags related to London
    http://api.flickr.com/services/rest/?method=flickr.tags.getRelated&api_key=KEY&tag=london
    Get more information for a photo
    http://api.flickr.com/services/rest/?method=flickr.photos.getInfo&api_key=KEY&photo_id=363484762
    And many many more …
  • 11. And more APIs …
    And even more … http://www.flickr.com/services/api/
  • 12. And more apps …
    And more example apps: http://www.flickr.com/services/
  • 13. Flickr API How-to
    App Garden: http://www.flickr.com/services/
    Get an API key
    Start hacking
    Photo by rlerdof on Flickr