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