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Subjective control of polystable illusory apparent motion: Is control possible when the stimulus affords countless
Allison K Allen1,2, Matthew T Jacobs3,4, Nicolas Davidenko1,5
1Department of Psychology, University of California Santa Cruz, Santa Cruz, CA, USA.
Journal of Vision
|June 16, 2022
Summary
People can consciously control illusory apparent motion (IAM), a new visual illusion. This finding suggests subjective perceptual control extends to novel visual stimuli, opening new research avenues.
Area of Science:
- Psychology
- Neuroscience
- Perception
Background:
- Polystable illusions, like the Necker cube, are known to be susceptible to subjective perceptual control.
- Illusory apparent motion (IAM) is a novel polystable illusion with unique properties, making its susceptibility to subjective control uncertain.
Purpose of the Study:
- To investigate whether illusory apparent motion (IAM) is subject to subjective perceptual control.
- To compare the control of IAM with established polystable stimuli.
Main Methods:
- Experiment 1 utilized a motion persistence paradigm with priming to assess control over IAM.
- Experiment 2 adapted methods from prior subjective control research, omitting priming and using dynamic percept reporting.
Main Results:
- Participants demonstrated the ability to control their perception of illusory apparent motion (IAM) in both experimental paradigms.
- Findings indicate that subjective control mechanisms can be applied to novel visual illusions.
Conclusions:
- Illusory apparent motion (IAM) is indeed susceptible to subjective perceptual control.
- This research expands our understanding of perceptual control and its application to new visual phenomena.
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