Related Experiment Video
Updated: Dec 13, 2025
07:14
A Method to Study Adaptation to Left-Right Reversed Audition
Published on: October 29, 2018
6.8K
Updating spatial hearing abilities through multisensory and motor cues.
Chiara Valzolgher1, Claudio Campus2, Giuseppe Rabini3
1Centro Interdipartimentale Mente/Cervello (CIMeC), University of Trento, Italy; IMPACT, Centre de Recherche en Neurosciences Lyon (CRNL), France.
Cognition
|July 28, 2020
Summary
Active training significantly improves spatial hearing adaptation more than passive training. This suggests kinesthetic cues enhance auditory spatial learning when one ear is temporarily impaired.
Area of Science:
- Auditory Neuroscience
- Human Perception
- Sensory Adaptation
Background:
- Spatial hearing involves associating auditory cues with locations.
- Humans and animals can adapt to altered auditory cues and partially compensate for spatial hearing deficits.
Purpose of the Study:
- To assess the effects of active versus passive training on adaptation to monaural listening.
- To investigate how kinesthetic cues influence the updating of spatial hearing.
Main Methods:
- Simulated monaural listening by temporarily blocking one ear in hearing adults.
- Two training conditions: active (participant-controlled sound source) and passive (experimenter-controlled sound source).
- Auditory tasks included single sound localization, minimum audible angle (MAA), and spatial/temporal bisection, measured before and after training.
Main Results:
- Participants showed significant improvement in single sound localization over 3 days, with greater gains in the active training group.
- Benefits from kinesthetic cues were additive to attention and visual cues in updating spatial hearing.
- Adaptation did not generalize to spatial bisection or MAA tasks.
Conclusions:
- Active training, incorporating kinesthetic feedback, enhances adaptation to monaural listening more effectively than passive training.
- Partial updating of sound-space correspondences is task-specific and does not universally extend to all spatial hearing aspects.
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