Linked Data.hwp

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