Folksonomy as an information architecture for exploratory search

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IA summit 2008 presentation

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Folksonomy as an information architecture for exploratory search

  1. Understanding folksonomy as an information architecture for exploratory search Tingting Jiang & Dr. Sherry Koshman School of Information Sciences University of Pittsburgh
  2. Outline <ul><li>Exploratory search and social tagging systems </li></ul><ul><li>Information architectures in exploratory search systems </li></ul><ul><li>Information seeking modes in social tagging systems </li></ul>IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 01
  3. <ul><li>Motivation – uncertainties </li></ul><ul><ul><li>Information need </li></ul></ul><ul><ul><li>Information space </li></ul></ul>Exploratory search IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 02 <ul><li>Activities </li></ul><ul><ul><li>Searching – cognitive </li></ul></ul><ul><ul><li>Browsing – perceptual </li></ul></ul>
  4. <ul><li>Motivation – Uncertainties </li></ul><ul><ul><li>Interests in finding out </li></ul></ul><ul><ul><ul><li>What is available? </li></ul></ul></ul><ul><ul><ul><li>What is the trend? </li></ul></ul></ul><ul><ul><li>Lacking awareness of </li></ul></ul><ul><ul><ul><li>Flat and inclusive structure - folksonomy </li></ul></ul></ul>Social tagging systems IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 03 Information seeking in social tagging systems is largely exploratory
  5. <ul><li>Hierarchical classification </li></ul><ul><li>Faceted Categorization </li></ul><ul><li>Dynamic clusters </li></ul><ul><li>Folksonomy </li></ul>Four structures IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 04 del.icio.us, Flickr, CiteUlike DDC, LCC, Google Directory eBay shopping categories Clusty, Grokker, Carrot
  6. IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 05 Tagging hierarchical classification comprehensive fixed nonoverlapping hierarchical enumerative universal local high investment professional / formal Hierarchical classification
  7. IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 06 Tagging facted categorization a set of small hierarchies conceptual dimensions less investment professionals navigational searching recognition / recall mental work Faceted categorization flexibility query fixed colletions
  8. IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 07 Tagging dynamic clusters dynamic post-retrieval unique clustering algorithms automation less complex less costly Vivisimo customization Dynamic clusters ambiguity instability
  9. IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 08 Tagging folksonomy flat inclusive anyone any language liberal distributed democratic inexpensive responsive basic level problem Folksonomy vocabulary problem
  10. IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 09 Comparison of structures Hierarchical classification Faceted categorization Clustering Social tagging Type of structure Rigid hierarchies Hierarchical faceted categories Topical clusters Flat and inclusive folksonomy Creators experts professionals automatically everybody Users experienced trained trained naive Process Top down Top down Top down Bottom up Vocabulary Controlled vocabulary Controlled vocabulary Content-based Any language Domains Professional, formal, small, stable Structured, fixed, small, homogenous Unstructured, miscellaneous, medium Miscellaneous, distributed, uncontrolled Examples CitiViz, WebTOC Flamenco Grokker, Clusty del.icio.us, Flickr
  11. <ul><li>Four activities </li></ul><ul><ul><li>Browsing </li></ul></ul><ul><ul><li>Searching </li></ul></ul><ul><ul><li>Being aware </li></ul></ul><ul><ul><li>Monitoring </li></ul></ul>Information seeking in social tagging systems <ul><li>Three elements </li></ul><ul><ul><li>Resources </li></ul></ul><ul><ul><li>Users </li></ul></ul><ul><ul><li>Tags </li></ul></ul>IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 10
  12. RESOURCES social structure IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 11 Social tagging: three elements USERS TAGS information structure Information space
  13. <ul><li>Recommendation </li></ul><ul><ul><li>Recent / popular resources </li></ul></ul><ul><ul><li>Recent / popular tags </li></ul></ul>Being aware TAG USER RESOURCE IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 12
  14. Monitoring <ul><li>Subscription </li></ul><ul><ul><li>Users of interest </li></ul></ul><ul><ul><li>Tags of interest </li></ul></ul>IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 13 TAG USER RESOURCE
  15. Searching <ul><li>Search term </li></ul><ul><ul><li>Tag </li></ul></ul><ul><ul><li>Username </li></ul></ul><ul><ul><li>Resource keyword </li></ul></ul>IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 14 TAG USER RESOURCE
  16. Browsing <ul><li>Multiple directions </li></ul><ul><ul><li>Resource description </li></ul></ul><ul><ul><li>User central place </li></ul></ul><ul><ul><li>Tag navigation </li></ul></ul>IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 15 TAG USER RESOURCE
  17. TAG USER RESOURCE being aware monitoring searching browsing IA Summit 2008 Jiang, T. & Koshman, S. – folksonomy, IA, exploratory search 16 Exploration framework
  18. Thank you very much! Contact us: tij4@pitt.edu School of Information Sciences University of Pittsburgh [email_address]

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