Creating Library Linked Data - OCLC

sounderslipInternet and Web Development

Oct 22, 2013 (4 years and 18 days ago)

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The world’s libraries. Connected.

Making Creative
Connections

Linked Data @ OCLC

Karen Coombs

Senior Product Analyst

WorldShare

Platform

ALA 2012, Anaheim CA

The world’s libraries. Connected.

What is Linked Data?

A
method of
publishing
structured
data based on
an ontology,
using HTTP URI's as identifiers so
that information can be linked within and across
web domains.

Structured Data


URIs are the Identifier

The world’s libraries. Connected.

Why Linked Data?


Increase the discoverability and presence of
libraries on the web


Make more effective connections between library
data and other Web resources


Between different types of library data as well!


Facilitate innovation by allowing data to be
recombined in new ways

The world’s libraries. Connected.

Linked Data @ OCLC


Virtual International Authority File (VIAF)


Dewey


All assignable classes from DDC 23 as of 6/19/2012


FAST Headings


Schema.org markup in Worldcat.org pages


New as of 6/20/2012

The world’s libraries. Connected.

What is Schema.org?

ontology
for
harvesting
structured
data from
the web
that creates
efficiencies for the engines and allows
sites more control of what is important to
publish

Bing, Google, Yahoo, and
Yandex

(Russian search
engine) participating


http://schema.rdfs.org/

-

Schema.org as Linked Data

The world’s libraries. Connected.

Schema.org in
WorldCat


Microdata

encoding of the metadata


RDFa

1.1


Schema.org ontology plus prototype library ontology


URIs aka links to other objects


VIAF


FAST


Id.loc.gov


Dewey

The world’s libraries. Connected.

Schema.org in
Worldcat

The world’s libraries. Connected.

Real Browser Plug
-
in Example

The world’s libraries. Connected.

Find out About this Author from
Dbpedia

Bookmarklet

The world’s libraries. Connected.

Further Resources


Linked Data @ OCLC


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


Technical Info on Worldcat.org Schema markup


http://www.oclc.org/developer/linked
-
data


Schema.org extractor
Bookmarklet


http://www.oclc.org/developer/prototypes/schemaorg
-
markup
-
extractor


Schema/
Dbpedia

Bookmarklet


http://www.oclc.org/developer/prototypes/dbpedia
-
schemaorg
-
linked
-
data
-
demo