linked data now & next

The world’s libraries. Connected.

Linked DataNow & Next

ALA Midwinter Seattle26 January 2013

Richard WallisTechnology EvangelistOCLC

@rjw

http://www.flickr.com/photos/theworldformylens/6537249151/

Linked Data?




Linked Data?Hmmm..




Linked Data?

What is it?

Hmmm..




Linked Data?

What is it?

Where did it come from?




Linked Data?

What is it?

How is it used?





Linked Data?

What is it?

How is it used?

What will it lead to?




http://www.flickr.com/photos/tanaka/3212373419/

Linked Data?




Linked Data?

The Web..




Linked Data?

The Web..

..of data




Linked Data


Linked DataVIAF

http://viaf.orgHTML, RDF/XMLLicense: ODC-BY

Deweyhttp://dewey.infoHTML/RDFa, RDF/XML, Turtle, JSON - SPARQLLicense: CC BY-NC-ND

FASThttp://id.worldcat.org/fastHTML, RDF/XML - DownloadLicense: ODC-BY


Linked Data


• 273+ Million resources

Linked Data


• 273+ Million resources• Schema.org + Library

Linked Data


• 273+ Million resources• Schema.org + Library• Embedded RDFa

Linked Data


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

LCNAF, DOI, VIAF, FAST

Linked Data



LCNAF, DOI, VIAF, FAST• License: ODC-BY

Linked Data



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

Linked Data


Linked Data• 273+ Million resources• Schema.org + Library• Embedded RDFa• Links to: Dewey, LCSH


Download file• Most widely held works

(250+ holdings)





(250+ holdings)

• 1.2 Million resources(80 million triples)





(250+ holdings)


• Schema.org + Library





(250+ holdings)


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





(250+ holdings)


• 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


Linked Data


Linked DataVIAF: http://viaf.org

Dewey: http://dewey.info

FAST: http://id.worldcat.org/fast

WorldCat: http://www.worldcat.org

WorldCat Most Widely Held Download: http://purl.oclc.org/dataset/WorldCatMostHighlyHeld

ODC-BY Attribution Guidelines: http://www.oclc.org/data/attribution.html

[email protected]

http://viaf.org

http://viaf.org

is

good enough ?

• For library data exchange

is

good enough ?

• For library data exchange - No

is

good enough ?


• For sharing library data with the world

- No

is

good enough ?


• For sharing library data with the world

- No

- Almost

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

• Short lived group

• Libraries, Publishers, Consumers, System Vendors, Linked Data, Standards Bodies

• Library is only one focus



It is the foundation for the future of bibliographic description that happens on, in,

and as part of the web and the networked world we live in.

bibliographic descriptionas part of the web

bibliographic description as part of the web

bibliographic description

complimentary

as part of the web


Challenges for change?

complimentary

as part of the web


bibliographic item metadata

bibliographic searching for works

Challenges for change?

all types of material - print/e/digital

complimentary

as part of the web

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 endeavorCenturies of practiceDecades of systemsYears of cooperationLoads of standards



Millennia of endeavorCenturies of practiceDecades of systemsYears of cooperationLoads of standards

Huge heritage to build uponIn an exponentially changing environment

Stop Copying

Start Linking

Stop Copying

Start Linking

Be of the Web!

just another output format?

RDF

just another output format?

RDF

initially - yes

RDF

<http://lib.org/res/1234> name "Planning for Automation" .<http://lib.org/res/1234> schema:type schema:Book .<http://lib.org/res/1234> schema:author <http://viaf.org/abc> .<http://lib.org/res/1234> schema:about <http://loc.gov/authorities/sh8570> .

RDFIdentifying & Linking

Resources to Concepts



Resources to Concepts

⤵Planning for Automation ⤵

John M Cohn

nameauthor ⤵⤵

loc.gov/auth/sh8507

viaf.org/abc name

about

Libraries⤵name

schema:Book⤵../res/12345

type


Resources to Concepts⤵

Planning for Automation ⤵John M Cohn

nameauthor ⤵⤵

loc.gov/auth/sh8507

viaf.org/abc name

about

Libraries⤵name

schema:Book⤵../res/12345

type

Where has the record gone?


RDFWhere has the record gone?

RDF

What next for cataloguing?

Where has the record gone?

Manifestation Marc

Cataloging Spotlight

Works Linked DataAuthorities

Manifestation Schema.org





RDF




SubjectsNames

LocationsRDF

Publishers InstitutionsFormats


Linked Data




Linked Data Radical Change?




Linked Data Radical Change?

Radical Evolution!




Linked DataNow & Next

ALA Midwinter Seattle26 January 2013

Richard WallisTechnology EvangelistOCLC

@rjw

linked data now & next

Documents

data http

library data exchange

library license

linked dataviaf http

odcbythe worlds libraries

fastthe worlds libraries

resourcesthe worlds

librarythe worlds libraries