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Linking Events with Media. Talk given at the 6th International Conference on Semantic Systems (I-SEMANTICS), Triplification Challenge, September 2010, Graz, Austria
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Linking Events with Media
Raphaël Troncy <[email protected]> Bartosz Malocha <[email protected]> André Fialho <[email protected]>
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We have directory of events...
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We have directory of events...
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Do I want to go?
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Who is going ?
How much does it cost ?
Would it be good? Fun?
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What was the atmosphere?
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Events and Media
Experiences documented by Media
Events are observable occurrences grouping
People Places Time
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1. Discover PAST, PRESENT and FUTURE events2. Live, relive and predict experiences through shared media3. Identify meaningful and/or interesting relationships
between events/media/people
Goals
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Online Survey (n=28), 2 group discussions (n=35)
Existing Technologies• Opinions• Interests• Suggestions• Benefits/drawbacks
Past Experiences (Memorable Events)• Discovery• Decision making• Registering & sharing • Meaningful relationships
ScenariosRequirements
1st Design Concept
Exploratory Study
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Services
Existing services to explore, share and discover event
Aggregate these heterogeneous data sources
Enrich with media and social data
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Semantization of Data
1,725,796 resultsMachine tags
“lastfm:events”
SEARCH
LastFM events 2 LODE
...Events[ event_id, ...medias[photo_id, user_id, url_t, url_o, title, description]]
Lastfm + flickr APIs
Upcoming + Flickr (392,273)Eventful, Dailymotion, Youtube
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02/09/2010 - Linking Events with Media -Triplification Challenge, I-SEMANTICS 2010, Graz, Austria - 1416/09/2009 - Event-based Annotation and Exploration of Media - PetaMedia SYTIM, Lausanne (CH) - 14
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Some mappings in LODE
ABC CIDOC DUL EO LODE
atTime P4.has_time_span isObservableAt time atTime
P7.took_place_at place inSpace
inPlace hasLocation atPlace
involves P12.occurred_in_the_presence_of
hasParticipant factor involved
hasPresence P11.had_participant involvesAgent agent involvedAgent
Representing Events with LODE
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Representing Media with Media Ontology
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Interlinking
Linking Agents with Freebase, Dbpedia, MusicBrainz
Linking Venues with Geonames, Dbpedia, Foursquare (via Uberblic)
Linking Events with Last.fm, Upcoming, Eventful
Linking Categories with Facebook, Eventful, Upcoming, Zevents, LinkedIn,Eventbrite,
TicketMaster
Linking Users with Social Graph API
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Publishing: SW Best Practices
Minting our own URIs:http://data.linkedevents.org/event/http://data.linkedevents.org/agent/http://data.linkedevents.org/location/http://data.linkedevents.org/media/http://data.linkedevents.org/user/http://data.linkedevents.org/category/
All URIs are derefencable
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Where is the data?
RDF dump:http://www.eurecom.fr/~troncy/ldtc2010/
(warning: you are about to download 2 GB)
SPARQL endpoint:http://data.linkedevents.org/sparqlBased on Sesame2RESTful APISerialization in N3 and JSON
Around 20 millions triples (… and counting)
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How much data is there?
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Event Agent Location Photos UserLast.fm 57,258 50,150 16,471 1,425,318 18,542Upcoming 13,114 0 7,330 347,959 4,518Eventful 37,647 6,543 14,576 0 0Total 108,019 56,693 38,377 1,773,277 23,060
Event Title Venue City Date Photos VideoPrimavera Sound 2010 Parc del Forum Barcelona 2010-05-28/30 2458 1730Coachella Valley Musicand Arts Festival
Empire Polo Grounds
Indio 2008-04-25/27 2311 434
Lollapalooza Festival Grant Park Chicago 2009-08-07/09 2220 1100SXSW Music 2008 Convention Center Austin 2008-03-12/16 2153 1890Sziget Festival Obudai-Sziget Budapest 2008-08-12/18 2072 4620
User Interface
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User Interface
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http://www.slideshare.net/troncy
