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Using Dewey Differently

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Live Search. OCLC Research Team. Thom Hickey (lead) Jenny Toves. Ralph LeVan. Features. Quick searches target with each additional keystroke of search term/phrase ... – PowerPoint PPT presentation

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Title: Using Dewey Differently


1
Using Dewey Differently
  • Research New Technologies IG
  • OCLC Members Council
  • 13 February 2006
  • Diane Vizine-Goetz
  • Thom Hickey

2
October Meeting
  • DeweyBrowsersearching and browsing by Dewey
    interface programmed in AJAX (Asynchronous
    JavaScript and XML)
  • Curiouseremploys OCLC FRBR work-set algorithm to
    group related records

3
Agenda
  • ClassifyUses FRBR groups to enrich records with
    Dewey numbers
  • LiveSearchNew search interface which employs
    Dewey and Ajax techniques

4
Classify
  • OCLC Research Team
  • Diane Vizine-Goetz
  • Harry Wagner
  • Features
  • Employs data mining of holdings and FRBR
  • Human- and machine-readable interfaces that
    resolve OCLC record number or ISBN to DDC or LCC

5
Phoenix Public Library
  • 222,197 without DDC numbers
  • 44,704 DDC added from FRBR-clustered records
  • Four DDC main classes accounted for more than 91
    class numbers

6
DDC added by Main Class
7
Experimental Classification Service
  • Demo
  • Elfquest (frbr group)
  • Frugal housewife
  • Say it in Polish
  • Senate ethics manual

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14
Next steps
  • Apply to nearly 1 million WorldCat records
    without Dewey numbers excluded from DeweyBrowser
  • Conduct a feasibility study of current cataloging
    records from British Library without DDC

15
Live Search
  • OCLC Research Team
  • Thom Hickey (lead)
  • Jenny Toves
  • Ralph LeVan
  • Features
  • Quick searches target with each additional
    keystroke of search term/phrase
  • Retrieves ordered, FRBR-grouped results
  • Uses Dewey to narrow search results
  • Demo
  • Phoenix PublicDDC former--Phoenix w/o DDC
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