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  • Linked Data

    2009. 9.

    TopQuadrant Korea

    capsuleboy@topquadrant.co.kr , 010-6274-5133

  • - 1 -

    1 Linked Data

    o (Linked Data)

    (Web of Data)

    Web of Document

    (Web 1.0)

    Web of Data

    (Semantic Web Web 3.0)

    (document) (thing),

    (document)

    (href)( )

    HTML(Hyper Text Markup

    Language)

    RDF(Resource Description

    Format)

    [ 3 : ]

    o WWW(World Wide Web) Tim Berners-Lee

    2006 .

    , , . Linked data , . - Tim Berners-Lee, Linked Data, 2006, http://www.w3.org/DesignIssues/LinkedData.html

  • - 1 -

    Linked Data

    Linked Data (dereferenceable) URI

    , ,

    o ,

    - (thing) URI( )

    * : - http://dbpedia.org/page/The_Beatles

    o URI

    - (HTTP protocol),

    o URI (owl:sameAs ) ,

    [ 1 : DBPedia opencyc, freebase, zitgist ]

    Linked Data

    (link),

    o

    - URI

    o

    -

    , ,

  • - 1 -

    - (silo)

    o

    - RDF (publish)

    o

    - URI

    o

    -

    (Network of

    Data, Cloud of Data)

  • - 1 -

    2 Linked Data

    W3C SWEO Linking Open Data Project(LOD)

    o SWEO : Semantic Web Education & Outreach Interest Group

    -

    - 2008 3 , Linking Open Data Project

    - Linked Data

    o Linking Open Data Project

    - RDF ,

    RDF ,

    (data common)

    - DBPedia(Wikipedia )

    , 2007 5 5 RDF

    , 12

    - 2009 3 4 7 1 4

    -

    - W3C SWEO Linked Data

    , ,

  • - 2 -

  • - 1 -

    Linked Data

    [1]

    o data.gov Linked Data

    - data.gov(http://www.data.gov)

    *

    *

    .

    - data.gov RDF Linked Data cloud

    . (Tim Berners-Lee

    Jim Hendeler Tetherless World )

    - 16 RDF (3 ).

    * : http://data-gov.tw.rpi.edu/wiki/Data.gov_Catalog

    7 -

  • - 1 -

    -

    * URL: http://data-gov.tw.rpi.edu/demo/exhibit/earthquake.html

    * data source : Dataset 34 (Worldwide M1+ Earthquakes, Past 7 Days,

    US Geological Survey)

    *

    * : RDF, SPARQL, SPARQL Query Web Service, XSLT Web

    Service, MIT SIMILE Exhibit API

    [2]

    o Gordon Brown data.gov

    Tim Berners-Lee(special

    advisor) (2009. 7)

    -

    ...

    o Digital Britain report

    - (connectivity)

  • - 1 -

    3 Linked Data

    W3C SWEO Linking Open Data Project(LOD)

    o BBC Programmes Music

    -

    - URI

    - (, )

    BBC TV, Radio

    Resources -

    http://bbc.co.uk/programmes/:id/credits

    [ ( , , )

    ]

  • - 1 -

    - BBC Linked Data

    - - MusicBrainz

    - (biography) - Wikipedia

    - BBC play - BBC

    - SemaPlorer

    o Koblenz SemaPlorer

    -

    - 2008 7th Int. Semantic Web Conference Billion Triples

    Challenge

    - Sparql

    ,

  • - 1 -

    - DBPedia(Wikipedia RDF ), Geonames( ), CIA

    World Facbook, Eurostat( ), WordNet( )

    Linked Data

    (

    ), ( ), ( )

    , ,

    DBPedia Mobile

    o Mobile Linked Data

    ,

    o

    -

    - , ,

    - RDF Book Masup Project Gutenberg

  • - 1 -

    - MusicBrainz

    -

    iPhone 3G DBPedia Mobile

    LCSH(Library of Congress Subject Headings)

    o (Authorities and

    Vocabularies) (dereferenceable) URI

    - URI: http://id.loc.gov/authorities/{identifier}

    - , , /

    o

    -

    -

    - Linked Data

  • - 1 -

    -

    o

    - Linked Data

    -

    Linked Data LCSH

  • - 1 -

    BestBuy.com

    GoodRelations

    o BestBuy.com 19%

    o BestBuy GoodRelations Ontology

    RDF (publishing)(2009, 6.)

    -

    - ' '

    - () RDF ,

    3 ConsumersPrice.com

    ConsumersPrice.com Best Buy

    o GoodRelation Ontology

    - Linked Data (commercial data)

    e-commerce

    ()

  • - 1 -

    - ,

    - http://purl.org/goodrelations

    - Linked Open Commerce Dataspace

    o GoodRelations Linked

    Data

    - 45 27 RDF

    - , (, )

    .

  • - 1 -

    4 Linked Data

    o 2009

    - Tim Berners-Lee Linked Data

    [4]

    - free public access to raw bulk data that anyone can process for

    analysis and mashups

    [ ]

    - Open Government Initiative

    - data.gov Linked Data

    [ ]

    -

    - 2009 2 Power of Information Taskforce Report :

    ,

    .

    - Tim Berners-Lee Linked Data

    o W3C eGovernment Interest Group (http://www.w3.org/2007/

    eGov/IG/wiki/Main_Page)

    - "Improving Access to Government through Better Use of the Web"

    - 2009. 5. proposal

  • - 1 -

    - ,

    ()

    - "Publishing Open Government

    Data"(http://www.w3.org/TR/2009/WD-gov-data-20090908/) - 2009. 9.

    Working Draft

    - ,

    o Linked Data Open Government Data (Tim

    Berners-Lee)

    - Open : RDF/XML ,

    ,

    - Modular :

    -

    - Scalable : Linked Data (),

    o , - Linked Data real

    world problem ,

    - : BBC Programmes and Music, BestBuy.com, NewYork

    Times

    o Linked Data

    - ,

    -

    - , ,

  • - 1 -

    counterpart

    - API

    - (internal, external data)

    R&D

    [10]

    o ,

    Linked Data .

    o (Bio2RDF, UniProt), (PubMed, LinkedCT),

    (DailyMed, DrugBank) , (nasa spaceflight data),

    (Geonames, GeoSpecies, Linked GeoData)

    LOD(Linking Open Data) .

    o IEEE, LIBRIS, DBLP, CiteSeer, ACM

    LOD .

  • - 2 -

    Bio2RDF.org

  • - 1 -

    4 Linked Data

    o

    -

    ,

    - /

    - ( )

    - Serendipity ( )

    -

    o / (data

    ecosystems)

    - API /

    , .

    o Tim Berners-Lee raw data now"

    - (row data)

    -

    - (API)

    o / e-Government

    .

    - (,

    , SOC)

  • - 1 -

    o ()

    .

    o Linked Data Cloud

  • - 2 -

    []

    1. Tim Berners-Lee, "Design Issues: Linked Data", 2006.

    http://www.w3.org/DesignIssues/LinkedData.html

    2. Linking Open Data Project Wiki

    http://esw.w3.org/topic/SweoIG/TaskForces/CommunityPRojects/

    LinkingOpenData

    3. Irene Celino, "From research to business: the Web of Linked Data",

    2009. 04

    http://www.slideshare.net/iricelino/from-research-to-business-the-

    web-of-linked-data

    4. Tim Berners-Lee, "Putting Government Data online", 2009. 6.

    http://www.w3.org/DesignIssues/GovData.html

    5. "Open Government: Berners-Lee and the UK to Show Obama How

    It's Done", posted by Marshall Kirkpatrick, June 10, 2009,

    http://www.readwriteweb.com/archives/open_goverment_berners-lee

    _and_the_uk_to_show_obam.php

    6. http://blogs.talis.com/nodalities/2009/06/britain2.php

    7. "Moving Data.gov towards the Semantic Web", Posted by Paul

    Miller, August 10th, 2009,

    http://blogs.zdnet.com/semantic-web/?p=319

    8. "Web inventor to help Downing Street open up government data",

    posted by Charles Arthur, 10 June, 2009,

    http://www.guardian.co.uk/technology/2009/jun/10/berners-lee

    -downing-street-web-open

    9. Martin Hepp, "Semantic Web Based E-Commerce: The Good

    Relations Ontology", Semantic Web Technology Conference 2009,

    2009. 6.

    10. "A CIO's Strategy for Rethinking "messy BI"", TechnologyForecast,

    2009, spring, PriceWaterHouseCoopers