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Active perceptual learning involves motor exploration and adaptation of predictive sensory integration
Masato Hirano1,2, Shinichi Furuya1,2
1Sony Computer Science Laboratories, Inc Tokyo, Japan.
Iscience
|December 29, 2023
Summary
Active perceptual learning (APL) enhances sensory perception through active haptic training (AHT). This training improves motor skills by adapting sensory integration and feedback control in well-trained individuals.
Area of Science:
- Neuroscience
- Motor Control
- Perception
Background:
- Perceptual learning enhances sensory stimulus detection.
- Passive and active perceptual learning (APL) are distinct training paradigms.
- Active haptic training (AHT) improves somatosensory perception in trained motor skills.
Purpose of the Study:
- To investigate the mechanisms of APL using AHT.
- To understand how AHT influences sensory perception and motor control.
Main Methods:
- 120 pianists participated in the study.
- Active haptic training (AHT) was employed.
- Analysis of muscular coordination, sensory reliance, and movement control.
Main Results:
- AHT reorganized muscular coordination during piano keystrokes.
- AHT increased reliance on afferent sensory information over predicted information.
- AHT enhanced feedback movement control of keystrokes without increasing overall perceptual sensitivity.
Conclusions:
- APL involves active exploration and adaptation of predictive sensory integration.
- This adaptation underlies the co-enhancement of active perception and feedback control.
- Findings are relevant for well-trained individuals and motor skill acquisition.
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