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Redesigning navigational aids using virtual global landmarks to improve spatial knowledge retrieval.

Jia Liu1, Avinash Kumar Singh2, Anna Wunderlich3

  • 1CIBCI Centre, Australian AI Institute, School of Computer Science, Faculty of Engineering and Information Technology, University of Technology Sydney, Ultimo, NSW, Australia.

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Relying on turn-by-turn directions degrades spatial skills. A new augmented reality (AR) system, the virtual global landmark (VGL) system, uses map-based learning to improve navigation efficiency and accuracy.

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Area of Science:

  • Human-Computer Interaction
  • Cognitive Science
  • Spatial Navigation

Background:

  • Current navigation aids predominantly use beacon-based, turn-by-turn instructions.
  • Over-reliance on these aids leads to a decline in users' spatial skills and environmental awareness.
  • Map-based learning is crucial for developing cognitive maps and fostering independent navigation.

Purpose of the Study:

  • To propose and evaluate a novel navigation assistant supporting map-based learning.
  • To investigate the efficacy of the virtual global landmark (VGL) system in enhancing spatial navigation.
  • To reverse the decline in spatial skills caused by current navigation technologies.

Main Methods:

  • Development of the virtual global landmark (VGL) system, an augmented reality (AR) tool.
  • Implementation of a map-based strategy using a continuously visible landmark.
  • Experimental comparison of VGL system's effectiveness against traditional methods with 27 university students.

Main Results:

  • Participants using the map-based strategy with the VGL system processed more spatial information.
  • The VGL system encouraged greater engagement with the surrounding environment.
  • Navigation efficiency and accuracy were significantly improved when using the VGL system.

Conclusions:

  • The virtual global landmark (VGL) system effectively supports map-based learning for active navigation.
  • Augmented reality navigation aids can be designed to enhance, rather than degrade, spatial skills.
  • This approach offers a promising method to counteract the negative effects of current navigation technologies on cognitive abilities.