Library Research Showcase 1

Library MARC Records into Linked Open Data:

Challenges and OpportunitiesMJ Han

Timothy W. ColeWilliam F. Weathers

Eric Joyner

11/19/2013

*This project has received generous support from the Library Research and Publication Committee.

Library Research Showcase 2

Problem Statement: Library Catalog Records in Closed

Boxes

11/19/2013

• Catalog records are stored in silos• RECORD not DATA • Not easy to share and reuse MARC

MARCMODS

DC

EAD

Library Research Showcase 3

Research Question: Make Library Record Into Data and FREE!

11/19/2013

Library Research Showcase 4

MARCXML

viaf.org id.loc.gov

Transform to MODS

(XSLT, Script)

Search / Extract Names

MODS with VIAF links

Add Matching VIAF links

Search / Extract Subjects

Enrich MODS with LCSH

(Script)

MODS with VIAF & LCSH

links

Add Matching LCSH links

Transform to RDFa/RDF

MODS/RDF

Future plan - Transform MODS to MODS/RDF

Methodology: Transforming MARC to Linked Data

11/19/2013

Library Research Showcase 5

MODS with VIAF & LCSH

linksTransform to XHTML/RDFa

(XSLT)

XHTML/RDFawith schema.org

semantics

viaf.org

RDF

Create RDF using RDFa Distiller

Query VIAF real-time for more information; display links to user

Virtuoso (Triple Store)

Additional Services

Query & harvest triples from SPAQL endpoint

Outcomes: Producer and Consumer of Linked Data

11/19/2013

Library Research Showcase 6

Next Steps: Building a Sustainable Workflow

As a Producer• Find a best set of linked data ontology that works for Library data• Create a triple store for sharing

As a Consumer• Identify best available linked data sources• Use the linked data into discovery service

Implement workflow to production!

11/19/2013