Exploring your media with the Semantic WebPresentation Transcript
Exploring your mediawith the Semantic Web EMWRT VI 9th Sep 2011 KarelBraeckman VRT-medialab
VRT has a huge audiovisual archive which is used intensively on a daily basis. http://farm3.static.flickr.com/2091/2520501045_94dd9be537_o.jpg
The contents of a video can’t be automatically interpreted by a machine Haiti ?
Textual metadata is needed to help the system find the correct videos Haiti HAITI BAN KI-MOON EARTHQUAKE http://farm4.static.flickr.com/3365/3555774083_ee1e7bfb55_b.jpg
Navigating and exploring media Politican Actor Journalist earthquake (en) Aardbeving (nl) tremblementde terre (fr) Images Ban Ki-Moon, Koffi Anan: Wikimedia
“But that’s a lot of work!” not if you use the Linked Open Data Cloud http://www.flickr.com/photos/jimmyharris/3857556591/sizes/l/in/photostream/
Open online knowledge basescontain an abundance of knowledge Geo-names MusicBrainz FlickrWrappr W3CWordNet DBpedia http://www.flickr.com/photos/eyesontheroad/2352805078/sizes/l/in/photostream/
Public knowledge bases provide information about resources using ‘triples’. a country HAITI population 8924000
Public knowledge bases provide information about resources using ‘triples’. a country HAITI HAITI population 8924000 sameAs latitude 19° N GeoNames
A network of linked knowledge is created. TAG
Extra information is deduced by introducing links between tags and LOD resources EARTHQUAKE HAITI BAN KI-MOON
A in itself has no meaning. TAG
A linked to does. TAG
What does know about ? http://dbpedia.org/resource/Earthquake Note: browser will redirect /resource/xxx to /page/xxx.
EARTHQUAKE label @EN “earthquake” Earthquake label @NL “aardbeving” a Concept
What does know about ? http://dbpedia.org/resource/Haiti Note: browser will redirect /resource/xxx to /page/xxx.
HAITI label @EN “Haiti” Haiti label @NL “Haïti” a Place, Country, … 3723988 longitude E -72° 4’ latitude N 19° GeoNames population 8924000
What does know about ? http://dbpedia.org/resource/Ban_Ki-moon Note: browser will redirect /resource/xxx to /page/xxx.
BAN KI-MOON KofiAnnan Ban_Ki-moon predecessor label @EN “Ban Ki Moon” a Person, Politician, … depiction abstract Ban Ki-moon (Hangul: 반기문; born 13 June 1944) is the eighth and currentSecretary-General of the United Nations, aftersucceedingKofiAnnan in 2007. BeforebecomingSecretary-General, Ban was a …