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CrossRef Deposit Schema 2.0

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CrossRef Deposit Schema 2.0 Bruce D. Rosenblum INERA INCORPORATED Innovative Software Solutions CrossRef Annual Meeting September 26, 2002 – PowerPoint PPT presentation

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Title: CrossRef Deposit Schema 2.0


1
CrossRef Deposit Schema 2.0
  • Bruce D. Rosenblum
  • INERA INCORPORATED
  • Innovative Software Solutions
  • CrossRef Annual Meeting
  • September 26, 2002

2
Presentation Overview
  • What's new in 2.0
  • Hierarchy overview
  • Specific Issues

3
What's New in 2.0
  • Its more than journal articles
  • Books
  • Major reference works
  • Conference proceedings

4
DOI Assignment (version 0.3)
  • Journal
  • Article

5
DOI Assignment (version 2.0)
  • Journal
  • Article
  • Issue
  • Volume
  • Title
  • Book
  • Volume and/or Series
  • Content Item (e.g. chapters, sections, etc.)
  • Conference
  • Proceedings
  • Paper

6
Schema Design
  • Designed for linking
  • Based on
  • Extensive review of actual citations
  • Publisher input
  • Only essential fields are required
  • Deposit Header
  • Container metadata (journal name, book title,
    etc.)
  • Publication date
  • DOI, URI

7
Schema vs. DTD
  • W3C XML Schema
  • Data validation
  • Parsers
  • Conformant
  • Xerces 2.0
  • Semi-conformant
  • XML Spy
  • Turbo XML (XML Authority) 2.2.1.100 or later

8
0.3 vs. 2.0 Comparison
  • More Hierarchy
  • Less redundant data
  • Naming Conventions
  • Preserved 0.3 DTD names where appropriate
  • Used ONIX names for some new elements
  • See documentation for mapping tables

9
Header View
10
Journal Metadata
11
Journal Article
12
Book Metadata
13
Book Content Item
14
Conference View
15
Conference Event Metadata
16
Conference Proceedings Metadata
17
Conference Metadata
Official Conference name including number and
subject
  • ltevent_metadatagt
  • ltconference_namegt29th International Conference on
    Computer Graphics and Interactive
    Techniqueslt/conference_namegt
  • ltconference_themegtInteractive Techniqueslt/conferen
    ce_themegt
  • ltconference_acronymgtSIGGRAPH 2002lt/conference_acro
    nymgt
  • ltconference_numbergt2lt/conference_numbergt
  • ltconference_date start_year2002"gt2002lt/conferenc
    e_dategt
  • lt/event_metadatagt
  • ltproceedings_metadata language"en"gt
  • ltproceedings_titlegtProceedings of the
    twenty-ninth International Conference on Computer
    Graphics and Interactive Techniques - SIGGRAPH
    2002lt/proceedings_titlegt
  • ltproceedings_subjectgt Computer Graphicslt/proceedin
    gs_subjectgt

Annual conference slogan
Popular or jargon name
Proceedings cover page title
Subject matter of printed proceedings
18
Data Submission Issues
  • Special Characters
  • Unicode
  • Combining characters
  • Non-Breaking space (x00A0)
  • Face Markup
  • ltbgt, ltigt, ltsupgt, ltsubgt, etc.
  • Math Markup
  • Good faith representation with Unicode and face
    markup

19
General Element Comments
  • ltpublisher_itemgt
  • ltpublication_dategt
  • lttimestampgt
  • ltperson_namegt
  • ltcollectiongt

20
ltpublisher_itemgt
  • ltidentifiergt
  • Public standard identifier
  • PII, SICI, DOI
  • ltitem_numbergt
  • Publisher internal identifier
  • Not based on public standard
  • item_number_type attribute
  • e.g. article_number in electronic-only
    publications

21
ltpublication_dategt
  • Assignable to item or item container
  • Journal issue or article
  • Book book or content item
  • Proceedings proceedings or paper
  • Required if underlined
  • Allows unique online and print dates

22
lttimestampgt
  • Integer version number
  • Formatted as date/time
  • ltheadgt timestamp used if not in ltdoi_datagt

23
ltperson_namegt
  • New ltsuffixgt element
  • Do not include titles, e.g. "Dr.", "Prof."
  • Ambiguous names ltsurnamegt only
  • ltsurnamegtLeonardo da Vincilt/surnamegt
  • ltsurnamegtPrince Charleslt/surnamegt
  • Organizations Use ltorganizationgt, not ltsurnamegt

24
ltcollectiongt
  • Designed for multiple resolution
  • Infinitely recursive
  • For future use

25
Content-Specific Elements
  • Books
  • ltcontent_itemgt
  • ltedition_numbergt
  • Conference Proceedings
  • Conference metadata
  • ltconference_namegt
  • ltconference_numbergt
  • ltconference_dategt

26
Sample Book TOC
27
ltcontent_itemgt
  • Attributes
  • component_type chapter, section, part, track,
    reference_entry, other
  • level_sequence_number
  • Indicates level of nesting
  • Reflects TOC layout
  • Flat schema model implies submission order if
    important

28
ltedition_numbergt
  • Edition number of book
  • Update when entire book updated
  • Unresolved issue
  • For online content with discrete updates, when do
    you update the edition number
  • Possible solutions
  • Register new DOI if chapter is significantly
    changed
  • Keep original DOI and make old versions
    accessible

29
Conference Metadata Issues(1)
30
Conference Metadata Issues (2)
31
ltconference_dategt
  • CDATA format
  • ltconference_dategtJan. 15-17, 1997lt/conferencegt
  • Attribute format
  • ltconference_date
  • start_day"15" start_month"01" start_year"1997"
  • end_day"17 end_month"01" end_year"1997/gt
  • CDATA and attribute
  • ltconference_date
  • start_day"15" start_month"01" start_year"1997"
  • end_day"17 end_month"01" end_year"1997gt
  • Jan. 15-17, 1997lt/conferencegt

32
Resources
  • CrossRef Schema Documentation 2.0.5.pdf
  • and sample XML files
  • http//mddb2.crossref.org/doc/TechDoc.html
  • tech-support_at_crossref.org

33
Questions?
  • Bruce D. Rosenblum
  • INERA INCORPORATED
  • 1 (617) 969 - 3053
  • brosenblum_at_inera.com
  • www.inera.com
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