from record to graph - exposing a legacy

The world’s libraries. Connected.

From Record To Graph

Semantic Technology and Business Conference, London, 19 October 2012#SemTechBiz

Richard WallisTechnology EvangelistOCLC

@rjw

http://www.flickr.com/photos/xavipat/4912858544/

Libraries


have been around for a while...Libraries


have been around for a while...

Ephesus - 117 AD

Libraries

http://www.flickr.com/photos/curiousexpeditions/2406513532/

Libraries


capturing data for a while...Libraries

Catalog Cards


capturing data for a while...

From mid 19th Century

Libraries

Catalog Cards



From mid 19th CenturyMelvil Dewey - 1881

Libraries

Catalog Cards



From mid 19th CenturyMelvil Dewey - 1881

Library of Congress Print Service 1901

Libraries

Catalog Cards

http://www.flickr.com/photos/lesterpubliclibrary/3352920732/

Libraries

http://www.flickr.com/photos/lesterpubliclibrary/3352920732/

Indexed by name

Libraries

http://www.flickr.com/photos/paxsimius/2235761852/

Libraries

http://www.flickr.com/photos/paxsimius/2235761852/

Indexed by subject

Indexed by number (Dewey)

Libraries

http://www.flickr.com/photos/prettydaisies/869136465/

Catalog Cards

http://www.flickr.com/photos/prettydaisies/869136465/

Catalog Cards

Originally hand written

http://www.flickr.com/photos/exlibris/2383688387/

Catalog Cards


Printed by authorities

Catalog Cards


Printed by authorities

Library of Congress - 1901British Library

OCLC

Catalog Cards

Machine-Readable Cataloging

Marc Records

Name authorities

Subject authorities

Libraries on the Web

Linked Data

WorldCat.org

270+ Million Bibliographic Resources


Linked Data• 270+ Million resources• Schema.org + Library• Embedded RDFa• Links to: Dewey, LCSH

LCNAF, DOI, VIAF, FAST• License: ODC-BY• Experimental - June 2012

Download file




Download file• Most widely held works

(250+ holdings)

• 1.2 Million resources(80 million triples)

• Schema.org + Library• License: ODC-BY• August 2012




Download file• Most widely held works

(250+ holdings)

• 1.2 Million resources(80 million triples)

• Schema.org + Library• License: ODC-BY• August 2012




http://worldcat.org http://purl.oclc.org/dataset/WorldCat

http://purl.oclc.org/dataset/WorldCat

http://purl.oclc.org/dataset/WorldCat

http://www.w3.org/community/schemabibex/

http://www.oclc.org/data/attribution.html

http://en.wikipedia.org/wiki/File:North_Atlantic_Ocean_laea_relief_location_map.jpg

Library Linked Data Potential

Library Linked Data Potential

http://www.flickr.com/photos/24736216@N07/6153313394/

Turning an Oil Tanker



Millennia of endeavor



Millennia of endeavorCenturies of practice



Millennia of endeavorCenturies of practiceDecades of systems



Millennia of endeavorCenturies of practiceDecades of systemsYears of cooperation



Millennia of endeavorCenturies of practiceDecades of systemsYears of cooperationLoads of standards




Huge heritage to build upon




Huge heritage to build uponIn an exponentially changing environment

Stop Copying

Start Linking

Stop Copying

Start Linking

Be of the Web!

Stop Copying

Start Linking

Be of the Web!Lead by example


From Record To Graph

Semantic Technology and Business Conference, London, 19 October 2012#SemTechBiz

Richard WallisTechnology EvangelistOCLC

@rjw

from record to graph - exposing a legacy

Technology

library license

librariescapturing data

catalog cards http

resources links

century http

library embedded rdfa

ad http

british library oclchttp