the power of sharing linked data: bibliothekartag 2014
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The world’s libraries. Connected.
Bibliothekartag 2014 - Bremen
The Power of Sharing Linked DataGiving the Web What it Wants
Richard WallisTechnology Evangelist
OCLC
@rjw
The world’s libraries. Connected.
The world’s libraries. Connected.
http://www.theeuropeanlibrary.org/tel4/newsitem/5350
“… more than 80 per cent of these visitors coming from search engines …”
The world’s libraries. Connected.
Things not strings
The world’s libraries. Connected.
Tell them about our resources……using their language and
methods
Linked DataThe Web
DataSchema.org
http://www.flickr.com/photos/boston_public_library/6220572487
The world’s libraries. Connected.
WorldCat Linked Data
Linked Data• 311+ million data resources• Schema.org• Embedded RDFa• Links to Dewey, LCSH, LCNAF,
DOI, VIAF, FAST• ODC-BY license• June 2012• Continuing development:
• Vocabulary, Content-negotiation, More Links• Works …
The world’s libraries. Connected.
The world’s libraries. Connected.
How we are sharing with the web
What the web gets:
• WorldCat 311M+ • Schema.org• VIAF, LCSH, Dewey, …• WorldCat persistent
identifiers (URIs)
Some things the web wants:
1. Size
2. Familiar structures
3. A network of links
4. Entity identifiers
The world’s libraries. Connected.
Part of the Web of Data
The world’s libraries. Connected.
Part of the Web of Data
The world’s libraries. Connected.
Part of the Web of Data
Worldcat.org/oclc/81453459The Hidden Face of Eve
http://viaf.org/viaf/84254254/Nawal El Saadawi
http://www.wikidata.org/wiki/Q238514Nawal El Saadawi
http://isni-url.oclc.nl/isni/0000000120296695Nawal El Saadawi
author
sameAs
sameAs
sameAs
VIAF
The world’s libraries. Connected.
15% Of Web
Use Schema.org
markup!
The world’s libraries. Connected.
The world’s libraries. Connected.
BIBFRAME
Bibliographic Framework as aWeb of Data:
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.
http://www.bibframe.org
The world’s libraries. Connected.
http://www.bibframe.org
The world’s libraries. Connected.
≈ Complementary ≈
bibliographic description as part of the web
? Conflict ?
@Fascinatingpicshttp://www.flickr.com/photos/54136840@N00/4921290518/
The world’s libraries. Connected.
Stop Press
The world’s libraries. Connected.
WorldCat Works Linked Data
Works
• 197+ million Work descriptions and URIs• Schema.org• RDF Data formats – RDF/XML, Turtle, Triples, JSON-LD
• Links to WorldCat manifestations• Links to Dewey, LCSH, LCNAF, VIAF, FAST• Open Data license• Released April 2014
The world’s libraries. Connected.
WorldCat Works Linked Data
Single Manifesta-tionMultiple Mani-festations
197 Million Work Descriptions
Linking to 311 Million Manifestations
The Route to Library Holdings
84% of WorldCat holding statements
(1.7 billion) associated with multi-
manifestation works
The world’s libraries. Connected.
www.oclc.org/data
A Web of DataHubs of Authority
inSetting Context
The world’s libraries. Connected.
Amazon.com
WorldCat.org
My University
My Library
Wikipedia.org
The world’s libraries. Connected.
Scribe OPACCard Catalog
Web ofDataWeb
Building a Webof Data
The world’s libraries. Connected.
We all need to participate
Building a Webof Data
Linking to alland
all their resources
The world’s libraries. Connected.
Opportunity to
connect users
with our resources
The world’s libraries. Connected.
The world’s libraries. Connected.
Bibliothekartag 2014 - Bremen
The Power of Sharing Linked DataGiving the Web What it Wants
Richard WallisTechnology Evangelist
OCLC
@rjw
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