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Taxonomy and Metadata Demystified

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Christopher Wallström demystifies metadata and taxonomies. In this presentation metadata is explained as well as why and how to use it in practice.

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Taxonomy and Metadata Demystified

  1. 1. METADATA AND TAXONOMY DEMYSTIFIED Christopher Wallström christopher.wallstrom@findwise.com
  2. 2. What is metadata? Metadata are data about data “We define metadata as the collection of structured information about a document or a piece of content” Patrick Lambe, Organizing Knowledge
  3. 3. A Song
  4. 4. Metadata about the song Artist: Depeche Mode Release date: 7 September 1981 Label: Mute Writer: Vince Clarke Format: 7” Single, 12” Single, CD Single Length: 3:41 Appears on: Speak and Spell, The Singles 81->85, 101, The best of Depeche Mode
  5. 5. The Record Alphabetically Chronologically By Color By Composer (Writer) Autobiographical (Hi-Fidelity) Which order is correct?
  6. 6. Different Views of Information
  7. 7. Different Views of Information
  8. 8. Which representation is right? Which way of represent the information is correct? Both! Depends on usage and application!
  9. 9. Taxonomy • Hierarchical relations • Tree structure • Controlled Vocabulary • A common language to communicate, translate and tag
  10. 10. Why do we need metadata? • Very complex information landscape
  11. 11. Why do we need metadata? • We need pointers to the correct information
  12. 12. So how do we create these pointers? • Content Analysis Interviews with the customers Explore current and proposed information systems Look for structures and terms that can be used Identify candidates for metadata • Metadata and Taxonomy Workshops Gather key resources at the customer Through different workshop exercises help them identify key metadata and taxonomy categories
  13. 13. So how do we create these pointers? • Create a controlled vocabulary Create an inventory of terms and categories Add synonyms , translations and taxonomy information
  14. 14. So how do we create these pointers? • Map metadata terms to information objects Information objects are abstract building blocks of sites and information systems, they are described by their metadata
  15. 15. So how do we create these pointers? • Implement information objects as page templates or content types • Verify • Iterate
  16. 16. Applications
  17. 17. Applications
  18. 18. Applications

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