Related Experiment Videos
Updating displays after imagined object and viewer rotations
M Wraga1, S H Creem, D R Proffitt
1Department of Psychology, University of Virginia, USA. mjwraga@wjh.harvard.edu
Journal of Experimental Psychology. Learning, Memory, and Cognition
|February 22, 2000
Summary
Cognitive updating of spatial arrays is faster and more accurate when imagining viewer rotations compared to array rotations. This viewer advantage holds even for single objects, especially with haptic feedback.
Area of Science:
- Cognitive Psychology
- Spatial Cognition
- Human Perception
Background:
- Spatial updating is crucial for navigation and interaction.
- Understanding how the brain processes imagined spatial transformations is key.
Purpose of the Study:
- To compare the cognitive load of spatial updating for viewer-centered versus environment-centered reference frames.
- To investigate factors influencing performance in imagined spatial rotation tasks.
Main Methods:
- Six experiments involved participants performing spatial updating tasks with imagined rotations of either the viewer or an array.
- Performance was measured by response time and error rates.
- Task complexity was manipulated by varying array size and object familiarity, and by including haptic feedback.
Main Results:
- Participants consistently showed faster response times and fewer errors in viewer-centered updating tasks compared to array-centered tasks.
- This viewer advantage was observed both inside and outside the array.
- Object-based updating improved with familiar configurations and haptic feedback, approaching viewer-based performance levels.
Conclusions:
- The human cognitive system more efficiently transforms spatial reference frames for viewer-centered rotations.
- Imagined rotations involving object translations or familiar configurations, especially with haptic input, can mitigate performance differences between viewer and array updating.
Keywords:
Non-programmatic