Week 4 Outline

• Review results from querying users about tasks

  I will reveal Michael Dain's top-ten list of tasks at the time of class.

  Results from class discussion

• Discuss Pirolli and Card paper and their approach to information navigation tasks

• Overview of Miller and Remington paper

• Measures of similarity (Introduction)

  • Measures between two items based on co-occurence

  • Measures between two items described by features

    • Manhattan distance
    • Euclidean distance
    • Cosine distance
    
    

  • Judged measures of similarity

  • Other measures of similarity

• Review project for next week