New Models of Metadata

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New Models for Metadata:Linked Data and the

Semantic WebKaren CoyleMay, 2011


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http://kcoyle.net/pr esentations/links.ht

ml


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Linked data cloud


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Semantic Web


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T heT he regular regular webweb


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SemanticSemantic webweb


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SemanticSemantic webweb


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H

Melville

MobyDick

HR

JS

1856MGM

is author of

publisher of

date of publication

adapted as screenplay

made into movie

adapted as graphic novel


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What are our things? WhatWhat are our things? Whatare their relationships?are their relationships?


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Linked Data

Standards


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BasicBasic principlesprinciplesData (not text)

Identifiers (not words)thingsrelationships

Statements (not records)


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Data


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Whats data?Whats data?

23 cm.

size :height

:unit = centimetersvalue = 23

Text

Data


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Whats data?Whats data?

020 $a 013293597X (hard) Text

isbn: 013293597X Data


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Whats data?Whats data?Arm adillos Text

< rdf:Description rdf:about=" http ://i d.loc.gov / author i t ies/s h85007236#co n c e pt" >< skos:prefLabel xml:lang="en"> Armad i llo s < skos:broader rdf:resource="http: // id.loc.gov / authorities / sh85040951#concept" / >< skos:narrower rdf:resource="http: // id.loc.gov / authorities / sh85035846#concept" / >

data


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R elationships areR elationships are datadata500 $a Based on the novel "Down the r e" by David Goodis.

X

DownThere

David

Goodis

is based on has author

Fiction

has genre


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Identifiers


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LanguageLanguage ambiguityambiguity

dog =


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Internationalization (i18n)Internationalization (i18n)

dog =


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Internationalization (i18n)Internationalization (i18n)

dog (lang=en)

hund (lang =de)

perro (lang=sp)

chien (lang=fr)

IDa87nn3


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People are thingsPeople are thingshttp://en.wikipedia.org/wiki/Mark_ Twain

http://openlibrary.org/authors/OL18319A/Mark_ Twain

http://www.amazon.com/Mark-Twain/e/ B000A P WHJ2/


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Books are thingsBooks are things

http://openlibrary.org/works/OL54106W/

http://lccn.loc.gov/91132212

http://d-nb.info/993737730


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P laces are thingsP laces are things

http://www.geonames.org/maps/google_41.667_ -72.666.html

http://en.wikipedia.org/wiki/Connecticut

http://id.loc.gov/vocabulary/countries/ctu


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Data elements are thingsData elements are thingsDublin Core

http://purl.org/dc/elements/1.1/title

Friend of a Friend (FOAF)

http://xmlns.com/foaf/spec/#term_titlehttp://xmlns.com/foaf/spec/#term_ Person

D Bpedia

http://dbpedia.org/ontology/ P lace

(Person)

(title)

(P lace)

(title)


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Statementsnot records


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A recordA record


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A recordA record

6 50 0 $a Fathers and daughters


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StatementsStatementshas author

Shakespeare,William

has subject

has date

has title

has publisher

As you like it

Cambridge UP ress

Fathers anddaughters

2009

Triples


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TriplesTripleshttp://lccn.loc.gov/2009025024 (the book)

http:// R DVocab.info/roles/authorWork (has author)

http://lcna.loc.gov/n 78095332 (the author)


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GraphsGraphsShakespeare,

William

As you like it

Cambridge UP ress


2009

has author

has title

is published by

has subject

was published in year


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GraphsGraphsShakespeare,

William

As you like it

Cambridge UP ress


2009

has author

has title

published by

has subject

published in year


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FlexibleFlexibleShakespeare,

William

As you like it

Cambridge UP ress


2009

has author

has title

published by

has subject

published in year

Comedies

has subject


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InteroperableInteroperableShakespeare,

William

As you like it

Cambridge UP ress


2009

has author

has title

published by

has subject

published in year

Comedies

has subject


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R ecombinant metadataR ecombinant metadataShakespeare,

William

As you like it

Cambridge UP ress


2009

has author

has title

published by

has subject

published in year

Bronte, Charlotte

Fathers anddaughters has subject

has author


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William


has author

has subject

Bronte, Charlotte

Fathers anddaughters has subject

has author


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William


has author

has subject

Bronte, Charlotte

has subject

has author


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William

has author


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Linked dataLinked dataShakespeare,

William

has author


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Whats it look like?


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Libraries and Linked

Data


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Library controlled listsLibrary controlled listsLib r a r y of Cong r ess subject headings

R AMEAU (BnF subject headings)Dewey su mm a r ies

VIA F

RD A Cont r olled Vocabula r ies

Som e MA RC lists


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Library dataLibrary data e elementslementsRD A ele m ents and r elationships

FRBRe r

FR A D

ISBD


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Library dataLibrary dataBr itish National Bibliog r aphy

HBZ lib r a r ies in Ge rm anyHunga r ian National Lib r a r y


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We doWe do NOT (yet) NOT (yet) havehave

A linked data creation systemLinked data library catalog software

A library linked data meeting place


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ActivitiesActivitiesW3 C Lib r a r y Linked Data Incubato r G r oup

LOD-L AM Summ it, San F r ancisco, June,2011

A LCTS/LIT A Lib r a r y Linked Data Inte r est

Gr oupMeeting ALA Sunday, 10:30


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Whats happening?


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ALC T S/LI TAALC T S/LI TA

Linked data special interest group

New Orleans, Sunday, 10:30


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Q uestions?


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Documents

New Models of Metadata