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RDA linked data update
Gordon Dunsire, RDA Technical Team Liaison OfficerPresented at RDA Linked Data Forum, ALA Midwinter
January 28, 2019, Seattle, USA
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3R releases
16 “pre-release” versions of RDA Vocabularies released on GitHub:Release 3.0.0 – Release 3.0.15
Last full release of RDA Vocabularies before 3R Project is Release 2.7.3 (October 2017)
April 2017 Toolkit + translations
This is a pre-release to support the 3R Project. The content is not stable, and should be used with caution
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Next full release
Indicates that the element sets are “stable”No further large-scale changes are envisagedUpdates to support Toolkit releases will continue
Typos, translations, feedback
Next full release of RDA Vocabularies is imminent:
Version 3.1.0
Element sets will become available to translatorsValue vocabularies available since May 2018
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Registry data in 3RBasic structure of all element “pages” generated from Registry linked data
Standard sections and headingsCommon instructions for every element included as boilerplate
1. Initial set-up of beta Toolkit before incorporating instructions
2. Break-out of Agent elements to Collective Agent, Corporate Body, Family, and Person
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GitHubRelease
(zip)
Toolkit data extraction(database, program)
RDA Content Management System RDA Toolkit
Data flow
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Registry data in Toolkit
Element pageDefinition and scope; Element reference; Related elements
ResourcesGlossaryVocabulary encoding schemesRelationship matrix
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Element page structure
Definition and ScopeElement Reference
Related Elements
PrerecordingRecording
Recording an unstructured descriptionRecording a structured descriptionRecording an identifierRecording an IRI RDA Reference
Instructions
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Glossary linked data
skos:label (Toolkit label) - canonical property
skos:definition (Toolkit definition) -canonical property
owl:inverse - object property
skos:altLabel - canonical property
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Break-out of Agent roles
Workhas author
Agent
Person
Collective Agent
Corporate Body Family
is sub-class of
is sub-class of
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Break-out of Agent roles
Workhas author agent
Agent
has author personPerson
has author familyFamily
has authorcorporate body
Corporate Body
Collective Agenthas author
collective agent
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Break-out advantagesContext of instructions
All Person relationships in Person entity chapter
Application profilesSelection of explicit elements for persons, etc.
ConsistencyMany agent elements already explicit (appellations, etc.)
Gender-inflected translationsPerson break-down to male/female
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Data provenance
Single metadata statement or set of statements is treated as a Work
Metadata work can be described using RDAWho is the author?When was it created?Where did the value come from?
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Work “2049-3630”has identifier for work
ISSN InternationalRegister
has source consulted
Metadata reification
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The numbers
13 entities 2900+ elementsWork 587 Agent 183Expression 531 Person 237Manifestation 394 Collective Agent 187Item 136 Corporate Body 236Place 51 Family 198 Timespan 57 Nomen 165RDA Entity 29
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RSC Technical Working GroupOne of only two permanent (standing) RSC working groups
New RDA governance structure
Will be “revived” following stabilization of 3R content
Wider international representationCall for participation in April/May 2019
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Thank you