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Web NDL Authorities: Authority Data of
the National Diet Library, Japan, as Linked Data
大柴忠彦 OSHIBA Tadahiko
National Diet Library, Japan 1
IFLA 2014 Satellite Meeting Linked Data in Libraries: Let's make it happen! 14th August, 2014
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http://id.ndl.go.jp/auth/ndla
Web NDL Authorities
Background > Provision of NDL Name Authority
1979 Author name authority in book form 1997 JAPAN/MARC (A) Based on UNIMARC format Personal name and corporate name for
author headings 2012 JAPAN/MARC (A) revised In MARC21 format All NDL name authorities
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Background > Provision of NDLSH
1964 NDLSH in book form National Diet Library Subject Headings
2004 Revision of NDLSH Positive creation of new headings Application of “see also” ref. and
thesaurus structure Enter equivalent LCSH Provision of PDF file from NDL website
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Background > Provision of Linked Data Services
2010~2011 Web NDLSH Web version of NDLSH SKOS data model
2012~ Web NDL Authorities Expansion of Web NDLSH NDLSH + NDL name authorities Provision of All NDL authority data as
linked data
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http://id.ndl.go.jp/auth/ndla
Web NDL Authorities
Web NDL Authorities > Records
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Personal Name 815,979 Family Name 2,248 Corporate Name 191,366 Uniform Title 4,244 Geographic Name 28,984 NDLSH Topical Term
(Incl. Topical + Subdivision) 107,232 NDLSH Subdivision 328 Total 1,150,381
* As of June 2014
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Web NDL Authorities
* A search result for “村上春樹 (MURAKAMI, Haruki)”
Web NDL Authorities > Features
URI for each of the headings
Download of each data item in RDF
Search using the SPARQL
Links to VIAF, LCSH and Wikipedia
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Web NDL Authorities > Vocabularies
SKOS, FOAF, Dublin Core, DC-NDL …
SKOS mainly for subject authority data
FOAF mainly for name authority data
DC-NDL for Yomi (Japanese transcription) * National Diet Library Dublin Core Metadata Description
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Web NDL Authorities > RDF model
* RDF model of the authority record “村上春樹 (MURAKAMI, Haruki)”
Yomi (Japanese transcription)
* The “ja-Kana” in the “ndl:transcription” denotes Yomi. The “ndl:transcription” is a term of DC-NDL.
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Web NDL Authorities > the Graphical display
* NDLSH “ロック音楽 Rock music”
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Web NDL Authorities > Links to LCSH
<skos:closeMatch rdf:resource="http://id.loc.gov/authorities/subjects/sh85114675" />
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Web NDL Authorities > Links to …
Web NDL Authorities > NDL and VIAF
Participation in VIAF: 1st Oct., 2012
First contributor from East Asia
Exchange of links with VIAF
Translation of VIAF
interface into Japanese
15 * http://viaf.org/
Web NDL Authorities > Links to VIAF
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Web NDL Authorities > Links to Wikipedia
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* By dynamic queries with literal heading values directly from the system.
Web NDL Authorities > Linking Data
18 * The Linking Open Data cloud diagram, 2011/09/19
ndlna NDL subjects
VIAF
RAMEAU LCSH
ありがとうございます
Thank you / Merci
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Web NDL Authorities http://id.ndl.go.jp/auth/ndla
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