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RDA: thinking globally, acting globally Gordon Dunsire Presented at International Developments in Library Linked Data: Think Globally, Act Globally – Part Two: an ALCTS Program, ALA Annual, Las Vegas, USA, 28 Jun 2014
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RDA: thinking globally, acting globally Gordon Dunsire Presented at International Developments in Library Linked Data: Think Globally, Act Globally – Part.

Jan 18, 2018

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BibO: Bibliographic Ontology Confusing tongues? BIBFRAME: Bibliographic Framework Say what we mean CRM: Conceptual Reference Model DC: Dublin Core FR: Functional Requirements ISBD: International Standard Bibliographic Description MARC21 RDA: Resource Description and Access schema.org UNIMARC KOS++ Universal Bibliographic Control RDF Thinking globally Acting locally
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Page 1: RDA: thinking globally, acting globally Gordon Dunsire Presented at International Developments in Library Linked Data: Think Globally, Act Globally – Part.

RDA: thinking globally, acting globallyGordon Dunsire

Presented at International Developments in Library Linked Data: Think Globally, Act Globally – Part Two: an ALCTS

Program,ALA Annual, Las Vegas, USA, 28 Jun 2014

Page 2: RDA: thinking globally, acting globally Gordon Dunsire Presented at International Developments in Library Linked Data: Think Globally, Act Globally – Part.

Overview

Failure of top-down approachRDA toolsCase: intended audienceMapping the focus of descriptionTop-down, bottom-up issues

Page 3: RDA: thinking globally, acting globally Gordon Dunsire Presented at International Developments in Library Linked Data: Think Globally, Act Globally – Part.

BibO:BibliographicOntology

Confusingtongues?

BIBFRAME:BibliographicFramework Say what

we meanCRM: ConceptualReference Model

DC: Dublin Core

FR: FunctionalRequirements

ISBD: International StandardBibliographic Description

MARC21RDA: ResourceDescriptionand Access

schema.orgUNIMARC

KOS++

UniversalBibliographicControl

RDF

Thinking globally

Acting locally

Page 4: RDA: thinking globally, acting globally Gordon Dunsire Presented at International Developments in Library Linked Data: Think Globally, Act Globally – Part.

For unFRBRizedapplications

30 million (partial) examples

Links to othervocabularies

Element set +Relationshipdesignators

Page 5: RDA: thinking globally, acting globally Gordon Dunsire Presented at International Developments in Library Linked Data: Think Globally, Act Globally – Part.

Globalizing RDA linked data

Language-neutralURIs

(immutable)

Language-specificURIs

(for developers)

Language-specificlabels and definitions

(for humans)

Page 6: RDA: thinking globally, acting globally Gordon Dunsire Presented at International Developments in Library Linked Data: Think Globally, Act Globally – Part.

Unconstrainedversions

Map of“Audience”

umarc:m “adult, general”

“adult, serious”

pbcore:adult “adult”

m21:e “adult”

MPAA:NC-17?

BBFC:18?

Element sets (schema)

Value vocabularies (KOS)Broader/narrower/same?

m21:“Target audience of …”

m21:“Target audience” schema:

“audience”

dct:“audience”

rdau:“Intended audience”

isbd:“has note on use or audience”

isbdu:“has note on use or audience”

rdfs:subPropertyOf

umarc:k

bf:“Intended audience”

frbrer:“has intended audience”

rdaw:“Intended audience”

Page 7: RDA: thinking globally, acting globally Gordon Dunsire Presented at International Developments in Library Linked Data: Think Globally, Act Globally – Part.

isbd:Resource

bf:Work

bf:Instance

rda:Work

rda:Expression

rda:Manifestation

rda:Item

isbd:P1193 (has work aspect )

isbd:P1190(has expression aspect )

isbd:P1192(has manifestation aspect )

isbd:P1191 (has item aspect )

rdae:P20231 (has work expressed)

rdai:P40049 (has manifestation exemplified)

rdam:P30139(has expressionmanifested)

bf:instanceOf

bf:expressionOf

marc21:Resource

?

Mappingentities

Page 8: RDA: thinking globally, acting globally Gordon Dunsire Presented at International Developments in Library Linked Data: Think Globally, Act Globally – Part.

Top-downExamine local schema Identify the common elementsCreate a common/global element set (RDF)Refine the global element set to connect down (map) to

specific local elements Issues

Common elements may not cover the same space as local elementsRefinement not possibleCommon elements have to be augmented

Favours the global over the localEncourages a good-enough approach

Page 9: RDA: thinking globally, acting globally Gordon Dunsire Presented at International Developments in Library Linked Data: Think Globally, Act Globally – Part.

Bottom-up

Publish the local schema(s) in RDFMap local elements from different schema to

lowest common (dumber) elements – add new elements if necessary

Continue until all local schema have been mappedIssues

Multiplicity of RDF element setsFrequent overlap and redundancy

Local management resources

Page 10: RDA: thinking globally, acting globally Gordon Dunsire Presented at International Developments in Library Linked Data: Think Globally, Act Globally – Part.

Thank you!

[email protected]

Published RDA element setsrdvocab.info

Published RDA value vocabularieshttps://

github.com/RDARegistry/RDA-VocabulariesProject: versions, issues, feedback