semantic web - linked data - rdf
DESCRIPTION
Presentation at "The Semantic Web, Libraries, and Visual Resources" session at VRA + ARLIS/NA 2nd Joint Conference in Minneapolis, MN.TRANSCRIPT
Semantic WebLinked Data
RDF
Distributed Expertise
Distributed Data
Why the Web?
Why the Semantic Web?
RDFResource Description Framework
RDFResource Description Framework
expresses meaningmachine readablecommunicates with links
RDFResource Description Framework
expresses meaningmachine readablecommunicates with links
RDFResource Description Framework
expresses meaningmachine readablecommunicates with links
Why links?
Internet
Linked Data
Tim Berners-Lee
Linked Data
Sir Tim Berners-Lee
http://www.otherThings.org/thing1/http://www.moreThings.org/thing2/http://www.someThings.org/thing3/http://www.neatThings.org/thing4/
Info about Thing #1http://www.otherThings.org/thing1/http://www.moreThings.org/thing2/http://www.someThings.org/thing3/http://www.neatThings.org/thing4/
Linked Data
http://www.things.org/thing1/
http://www.otherThings.org/thing5/http://www.moreThings.org/thing6/http://www.someThings.org/thing7/http://www.neatThings.org/thing48
Web API
RDF
A Mosque is a type of Building
A Mosque is a type of Building
RDF triple
A Mosque is a type of Building
RDF triplesubject predicate object
A Mosque is a type of Building
RDF triplelink + link + link
A Mosque is a type of Building
http://www.w3.org/2004/02/skos/core#Concept/Mosque
A Temple is a type of Building
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
A Temple is a type of Building
http://www.w3.org/2004/02/skos/core#Concept/Building
A Mosque is a type of Building
http://www.w3.org/2004/02/skos/core#Concept/Building
http://www.w3.org/2004/02/skos/core#Concept/Mosque
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
A Mosque is a type of Building
http://www.w3.org/2004/02/skos/core#Concept/Building
http://www.w3.org/2004/02/skos/core#Concept/Mosque
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
A Mosque is a type of Building
http://www.w3.org/2004/02/skos/core#Concept/Building
http://www.w3.org/2004/02/skos/core#Concept/Mosque
http://www.w3.org/1999/02/22-rdf-syntax-ns#typeRDF Triple
link
RDF links give meaning
Ontolgy
Schema
Vocabulary
linklink?
RDFSOWL
RDF Schema
Web Ontology Language
RDFSOWL
RDF Schema
Classes (general things)
Web Ontology Language
RDFSOWL
RDF Schema
Classes (general things)
Web Ontology Language
Relationships that can exist among things
RDFSOWL
RDF Schema
Classes (general things)
Web Ontology Language
Relationships that can exist among things
Properties (or attributes) those things may have
ClassLibrarian: subclass of person
ClassLibrarian: subclass of person
Person: subclass of human
ClassLibrarian: subclass of person
Person: subclass of human
Human: subclass of animal
Logic
Therefore:
Logic
Therefore:
Librarians are animals
ClassA Mosque is a Building
A Building has a Geographic Location
A Building has a human creator
ClassThis Mosque is located on Temple Mount
Therefore it is located in Jerusalem
Therefore it is in a Holy City
RDF candy store
Architecture http://www.vraweb.org/vracore/4.0
Location http://www.opengis.net/
Religion http://www.loc.gov/mods/v3
Politics http://www.loc.gov/mods/v3
News http://www.pbcore.org/PBCore/
RDF mixable schemas
Architecture http://dbpedia.org/class/yago/
Location http://www.geonames.org/
Religion http://www.freebase.com/
Politics http://id.loc.gov/authorities/
News http://cv.iptc.org/newscodes/
RDF mixable vocabularies
DomeDome
Search for:
Built work + Dome + Islamic
Search for:
Built work + Dome + Islamic
Hagia SophiaHagia Sophia
Built workBuilt work
MosqueMosque
Dome of the RockDome of the Rock
Arcade Arcade
Dome of the RockDome of the Rock
San Vitale San Vitale
MosqueMosque
Religious buildingReligious building
Search for:
Religious building + Arcade
Search for:
Religious building + Arcade
Dome of the RockDome of the Rock
MosqueMosque
Dome of the RockDome of the Rock
MosqueMosque
Dome of the RockDome of the Rock
MosqueMosque
Dome of the RockDome of the Rock
MosqueMosque
Dome of the RockDome of the Rock
MosqueMosque
Arcade Arcade
Religious buildingReligious building
Search for:
Religious building + Arcade
Search for:
Religious building + Arcade
Arcade Arcade
Religious buildingReligious building
San Vitale San Vitale
Search for:
Religious building + Arcade
Search for:
Religious building + Arcade
Arcade Arcade
Religious buildingReligious building
Search for:
Religious building + Arcade
Search for:
Religious building + Arcade
Arcade Arcade
Religious buildingReligious building
Search for:
Religious building + Arcade
Search for:
Religious building + Arcade
Arcade Arcade
San Vitale San Vitale
Religious buildingReligious building
Search for:
Religious building + Arcade
Search for:
Religious building + Arcade
Arcade Arcade
San Vitale San Vitale
Religious buildingReligious building
Search for:
Religious building + Arcade
Search for:
Religious building + Arcade
Arcade Arcade
DomeDome
Search for:
Built work + Dome + Islamic
Search for:
Built work + Dome + Islamic
Hagia SophiaHagia Sophia
RitualRitual
San Vitale San Vitale
Search for:
Religious building + Arcade
Search for:
Religious building + Arcade
Arcade Arcade
Religious buildingReligious building
MosqueMosque
Dome of the RockDome of the Rock
Built workBuilt work
http://dbpedia.org/page/Domehttp://dbpedia.org/page/Dome
Search for:http://www.freebase.com/view/architecture/building
http://dbpedia.org/page/Domehttp://id.loc.gov/authorities/sh85006804
Search for:http://www.freebase.com/view/architecture/building
http://dbpedia.org/page/Domehttp://id.loc.gov/authorities/sh85006804
http://id.loc.gov/authorities/sh85114228http://id.loc.gov/authorities/sh85114228
http://viaf.org/viaf/147047031/http://viaf.org/viaf/147047031/
Search for:http://sw.opencyc.org/2009/01/31/concept/en/ReligiousBuildng
http://id.loc.gov/vocabulary/graphicMaterials/tgm000448
Search for:http://sw.opencyc.org/2009/01/31/concept/en/ReligiousBuildng
http://id.loc.gov/vocabulary/graphicMaterials/tgm000448
http://id.loc.gov/vocabulary/graphicMaterials/tgm000448http://id.loc.gov/vocabulary/graphicMaterials/tgm000448
http://sw.opencyc.org/2009/01/31/concept/en/ReligiousBuildinghttp://sw.opencyc.org/2009/01/31/concept/en/ReligiousBuilding
http://id.loc.gov/authorities/sh85087470#concepthttp://id.loc.gov/authorities/sh85087470#concept
http://viaf.org/viaf/134358038/http://viaf.org/viaf/134358038/
http://www.freebase.com/view/architecture/building
http://www.freebase.com/view/architecture/building
http://en.wikipedia.org/wiki/File:Ayasofya-Innenansicht.jpg
http://www.flickr.com/photos/cornelluniversitylibrary/3611150353/
Semantic WebLinked Data
RDF
MeaningLogic
Combination Re-use