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Part 1: Information seeking Part 2: User modeling “ Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.” Samuel Johnson (1709-1784) © Tefko Saracevic
[object Object],[object Object],© Tefko Saracevic
Part 1: Information seeking © Tefko Saracevic
Definitions ,[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Definitions … ,[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Definitions … ,[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Information seeking as an area of study ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Central question ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
In pursuit of central question ,[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Task ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Summary of findings ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
summary (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Information seeking & searching ,[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Kuhlthau model of the information search process (ISP) ,[object Object],© Tefko Saracevic
Kuhlthau six stages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Kuhlthau model (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Kuhlthau model (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Uncertainty Principle ,[object Object],© Tefko Saracevic
Uncertainty Principle ,[object Object],© Tefko Saracevic
Uncertainty Principle ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Model for information system design and use (Allen, 1996) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
The iterative search process ( copy from Hembrook et al. 2005) © Tefko Saracevic
Part 2: User modeling © Tefko Saracevic
Definition ,[object Object],© Tefko Saracevic
Definition … in addition ,[object Object],© Tefko Saracevic
in other words ,[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
User modeling is user+ ,[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Information requirements ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Information requirements (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
User profile ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
User profile - stereotypes ,[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
stereotypes (cont.) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
User mental model of system, resource ,[object Object],[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
Conclusions ,[object Object],[object Object],[object Object],[object Object],© Tefko Saracevic
these are not graphic models of user modeling, (unless???) but they are fun … © Tefko Saracevic
thank you M. C. Escher © Tefko Saracevic can you figure out people walking up & down the steps?
you can find more on the site of M.C. Escher Foundation & in many lectures on geometry, psychology, illusions. As far as I know, this is the first time they are used in a lecture on user modeling. Why not? © Tefko Saracevic

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Information seeking

  • 1. Part 1: Information seeking Part 2: User modeling “ Knowledge is of two kinds. We know a subject ourselves, or we know where we can find information upon it.” Samuel Johnson (1709-1784) © Tefko Saracevic
  • 2.
  • 3. Part 1: Information seeking © Tefko Saracevic
  • 4.
  • 5.
  • 6.
  • 7.
  • 8.
  • 9.
  • 10.
  • 11.
  • 12.
  • 13.
  • 14.
  • 15.
  • 16.
  • 17.
  • 18.
  • 19.
  • 20.
  • 21.
  • 22. The iterative search process ( copy from Hembrook et al. 2005) © Tefko Saracevic
  • 23. Part 2: User modeling © Tefko Saracevic
  • 24.
  • 25.
  • 26.
  • 27.
  • 28.
  • 29.
  • 30.
  • 31.
  • 32.
  • 33.
  • 34.
  • 35. these are not graphic models of user modeling, (unless???) but they are fun … © Tefko Saracevic
  • 36. thank you M. C. Escher © Tefko Saracevic can you figure out people walking up & down the steps?
  • 37. you can find more on the site of M.C. Escher Foundation & in many lectures on geometry, psychology, illusions. As far as I know, this is the first time they are used in a lecture on user modeling. Why not? © Tefko Saracevic

Notes de l'éditeur

  1. © Tefko Saracevic, Rutgers University