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Current Work (Selection)
  VOICE Award 2006
  Project HALO 2
  GNAB
  juris
  Mobile Multimodal Systems
Recent Work (Selection)
  VOICE Award 2005
  Improved Internet Search
  WYSIWYM
  Document Manager
  Multitasking with Xybernaut
  Automatic Hyperlinking
  Speech-Based Home Cooking Assistant
  Sonicson Music Retrieval System
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  Tips and Tricks for Mobile Eye Tracking
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Selected Videos
Services and Contact

German Competence Center for Speech Technology The other parts of the German Competence Center for Speech Technology:
Virtual Information Center LT-World
German Demonstration Center for LT-Systems

The COLLATE Project

Last modified: 2006-11-08

The DFKI Evaluation Center for Language Technology

 

Recent Work


 
 

Multitasking with Xybernaut

 
 
Xybernaut with cross hairs
  • Nature of the system:
    • Small handheld PC with a basic indoor navigation system based on infrared sensors
      • REAL software developed by the Department of Computer Science, Saarbrücken University
    • Directions via maps visible to the user from the system screen
    • The system is configured for a planned route in the Computer Science department at Saarbrücken University
  • Questions:
    • How can a user manage multitasking with a mobile system?
    • How do users combine the following tasks:
      • Walking
      • Scrolling
      • View room
  • Study performed with the ASL Model 501 mobile eye tracker
    • See the videos recorded during the study
  • Results:
    • Event tables (generated from the videos recorded during the session)
      • Main differences in subjects:
        • Event-driven
          Event table of an event-driven person
          • Interested in starting to perform the task
          • Once there was an event, the user adjusted their plan to solve the task
        • Plan-driven
          Event table of a plan-driven person
          • Developing a strategy for each task through map dragging
          • Having an understanding how they are positioned on the map relative to the environment
  • Publications on this subject: see Norlien (2002)