npg case study: crossref implementation howard ratner cto, nature publishing group february 2002
TRANSCRIPT
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NPG Case Study: CrossRef Implementation
Howard RatnerCTO, Nature Publishing Group
February 2002
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NPG Publishing Program
NPG: Nature Journals Division (14)
Nature Magazine (Weekly) Nature Research Journals Nature Reviews Journals
NPG: Specialist Journals Division (28)
Oncogene, British Dental Journal, Cancer Gene Therapy, etc.
NPG: Reference Division (3+) Encyclopedia of Life Sciences Encyclopedia of Astrophysics
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Timeline Winter 1998 Helps found CrossRef Spring 2000 Begins reference linking
programming/testing December 2000 Deposits/queries/posts/links
- nature only January 2001 Deposits/queries/posts/links
- all nature-branded journals March 2001 Queries/posts links
- EAA & ELS reference products July 2001 Launches Advance Online
Publication (AOP) Program January 2002 Deposits/queries/posts/links
- Specialist Journals
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Reference Linking Program
The Deposit Issue-based AOP-based
The Query Initial Posting Updates
The User Experience
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QuarkConversion(supplier)
3B2Extraction(supplier)
Full TextSGML
DOI Handle
CrossRefMDDB
DOI/URL
Metadata
TransformSGML
(ContentExplorer)
TransformSGML
(ContentExplorer)
DOI/URL pair forimmediate deposit
1 2a
ProductionDatabase
Issue Post Date(Weekly/Monthly)
CrossRefDeposit Batch
File
Upload todeposit.crossref.org(Content Explorer)
3
2b
AOP Post Date(Weekly)
HandleDeposit File
Upload to Handle(Content Explorer)
The Deposit
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NPG Article Metadata
NPG Full Text SGML
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CrossRef Deposit Record
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Transform toHTML
(ContentExplorer)
Preview HTML &References with
links(ContentExplorer)
Every 4 weeksnew query
SGML
Resolve DOIs(ContentExplorer)
HTML Text
HTMLReference
Section
SGML ReferenceSection
Extracted inDatabase(ContentExplorer)
Return for editing
HTML
CrossRefMDDB
Query
Query
HTMLReference
Section
Server-side include
Approve &Post to web
site
NPGRefmaster
Insert Found DOIs
1a
1b
2 3
4
5
The Query
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Finds References
Queries CrossRef & Inserts found DOIs into NPG Refmaster
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Builds Reference Sections from DOIs in NPG Refmaster
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The User Experience
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Article with Abstract
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Article w/o abstract
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Articles referred & linked in same issue!
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Statistics (22.02.02)
61,536 unique DOI Article links found out of total 252,474 unique references (24% match rate)
87,179 total DOI links on site 31 journals deposited in CR MDDB 25,567 records deposited in CR
MDDB
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Experiences Problems linking from NPG products to
Nature Research titles NPG journal short titles differed from Medline syntax used by
CrossRef Created pre-query filter. Transforms NPG short titles to Medline
syntax for query – problem solved! AOP DOI registration was too slow via CrossRef
Created end-run process to Handle Server Changing NPG DOI syntax from completely dumb
to internally logical 10.1038/80132 10.1038/ng732
Use DOI for all inbound links to NPG products! Document Delivery Revenue is increasing Added DOI Search to nature.com
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Plans
Nature Science Update articles to be deposited and have ref queries built
Inbound links to ELS/EAA – testing now
Further automate process with Content Management System (CMS)