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Thesaurus Management Tools

Thesaurus Management Tools. TermTree. Melissa Riesland / ASIS&T PNC 2002. Definitions. Why control?. The Great Pop vs. Soda Controversy. Source: http://www.ugcs.caltech.edu/~almccon/pop_soda/. Red Hot Chili Peppers red hot peppers red hot chilly peppers red hot chillipepper

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Thesaurus Management Tools

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  1. Thesaurus Management Tools TermTree Melissa Riesland / ASIS&T PNC 2002

  2. Definitions

  3. Why control? The Great Pop vs. Soda Controversy Source: http://www.ugcs.caltech.edu/~almccon/pop_soda/

  4. Red Hot Chili Peppers • red hot peppers • red hot chilly peppers • red hot chillipepper • red hot chillie peppers • red hot chilli peppers • red hot chilli pepers • red hot chill peppers • red hot chilipeppers • red hot chili pepper • red hot chili pepers • red hot chili • red hot • chilli peppers • chili peppers • the red hot chili peppers • red chili peppers

  5. Relationships • Hierarchical • Equivalent • Associative

  6. Hierarchical Parent – Child OR Trees Cats NT Domestic Cats NT Persians NT Wild Cats NT Tigers

  7. Equivalent Pop – Soda – Coke Source: http://www.ugcs.caltech.edu/~almccon/pop_soda/

  8. Associative Dogs Dog houses

  9. classification “A logical system for the arrangement of knowledge.” ~~Lois Mai Chan Source: Cataloging and Classification: An Introduction, 2nd ed., McGraw-Hill, 1994.

  10. classification • Classes and subclasses • Common and distinguishing characteristics • Pre-established principles • Items in a collection or entries in an index, bibliography, or catalog • Access and retrieval • ~~Online Dictionary of Library and Information Science (ODLIS) • Source:http://vax.wcsu.edu/library/odlis.html

  11. classification Symbolic Represent classes and subclasses of concepts using letters, numbers, or a combination of the two. Natural language Traditionally represent relationships using nouns and noun phrases.

  12. Controlled Vocabularies • Authority lists, gazetteers, glossaries • Taxonomies • Thesauri • Topic maps

  13. Authority Lists Christie, Agatha, 1890-1976 100 1_ |a Christie, Agatha, |d 1890-1976 … 500 1_ |w nnnc |a Mallowan, Agatha Christie, |d 1890-1976 500 1_ |w nnnc |a Westmacott, Mary, |d 1890-1976 Source: http://authorities.loc.gov/

  14. Gazetteers Source: http://www.gazetteer.de/home.htm)

  15. Gazetteers

  16. Glossaries

  17. Taxonomies vs. Thesauri • Shared characteristics • Traditional relationships • Traditional uses • Specific to topic or collection

  18. Taxonomies vs. Thesauri • Distinguishing characteristics • Information access • Information retrieval

  19. Information Access Browsing aka “buckets”

  20. Information Access Navigation

  21. Information Retrieval Explicit details

  22. Trees & Webs Taxonomies & Thesauri Topic Maps

  23. Topic Maps • Traditional • Knowledge structures • Information resources

  24. Topics Topic Maps Occurrences Facet analysis and synthesis, 260-262, 280, 484 Field tags in MARC (see Fields and subfields; Subfield codes) Form headings and subdivisions: defined, 485 in LCSH, 176, 183 in Sears, 213, 218-219 Government bodies and officials, 140-141 (See also Heads of state and governments) Associations

  25. Topic Maps Virginia Woolf wroteTo the Lighthouse 6 Virginia Woolf was married toLeonard Woolf 6 Leonard Woolf founded the Hogart Press 6 The Hogart Press published T.S. Eliot’s The Wasteland 6 Eliot was influenced by Ezra Pound 6 Etc. etc.

  26. Why buy? • Data integrity • Orphans • Circular references • Misspellings • Inversions

  27. Why buy? • Time • Cross-checking & proofreading • Software development time

  28. Why buy? • Cost • Time = $$$ • In-house development = $$$

  29. Choices • Choices • Automated or manual • Bundled or stand-alone • Single or multi-user

  30. Tasks • Vocabulary construction and maintenance • Reporting • Search and indexing

  31. Criteria • Technical • Pricing and licenses • Acceptance

  32. Criteria • Documentation • User experience • Data integrity

  33. Criteria • Structural • Editing • Importing, exporting, and reports

  34. Products Referenced in This Presentation • MultiTes - http://www.multites.com/ • TermTree - http://www.termtree.com.au/index.html • WebChoir - http://www.webchoir.com/products.html • Synapse - http://www.synaptica.com/ • Data Harmony - http://www.dataharmony.com/ • For information on more software products and how to select products, see http://www.willpower.demon.co.uk/thessoft.htm.

  35. The End E-mail: riesland65@yahoo.com

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