Sounds are remapped across saccades
Abstract To achieve visual space constancy, our brain remaps eye-centered projections of visual objects across saccades. Here, we measured saccade trajectory curvature following the presentation of visual, auditory, and audiovisual distractors in a double-step saccade task to investigate if this sta...
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Nature Portfolio
2020
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oai:doaj.org-article:2bdb7796c9404c67b361c55a983779032021-12-02T15:10:30ZSounds are remapped across saccades10.1038/s41598-020-78163-y2045-2322https://doaj.org/article/2bdb7796c9404c67b361c55a983779032020-12-01T00:00:00Zhttps://doi.org/10.1038/s41598-020-78163-yhttps://doaj.org/toc/2045-2322Abstract To achieve visual space constancy, our brain remaps eye-centered projections of visual objects across saccades. Here, we measured saccade trajectory curvature following the presentation of visual, auditory, and audiovisual distractors in a double-step saccade task to investigate if this stability mechanism also accounts for localized sounds. We found that saccade trajectories systematically curved away from the position at which either a light or a sound was presented, suggesting that both modalities are represented in eye-centered oculomotor centers. Importantly, the same effect was observed when the distractor preceded the execution of the first saccade. These results suggest that oculomotor centers keep track of visual, auditory and audiovisual objects by remapping their eye-centered representations across saccades. Furthermore, they argue for the existence of a supra-modal map which keeps track of multi-sensory object locations across our movements to create an impression of space constancy.Martin SzinteDavid Aagten-MurphyDonatas JonikaitisLuca WollenbergHeiner DeubelNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 10, Iss 1, Pp 1-11 (2020) |
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Medicine R Science Q Martin Szinte David Aagten-Murphy Donatas Jonikaitis Luca Wollenberg Heiner Deubel Sounds are remapped across saccades |
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Abstract To achieve visual space constancy, our brain remaps eye-centered projections of visual objects across saccades. Here, we measured saccade trajectory curvature following the presentation of visual, auditory, and audiovisual distractors in a double-step saccade task to investigate if this stability mechanism also accounts for localized sounds. We found that saccade trajectories systematically curved away from the position at which either a light or a sound was presented, suggesting that both modalities are represented in eye-centered oculomotor centers. Importantly, the same effect was observed when the distractor preceded the execution of the first saccade. These results suggest that oculomotor centers keep track of visual, auditory and audiovisual objects by remapping their eye-centered representations across saccades. Furthermore, they argue for the existence of a supra-modal map which keeps track of multi-sensory object locations across our movements to create an impression of space constancy. |
format |
article |
author |
Martin Szinte David Aagten-Murphy Donatas Jonikaitis Luca Wollenberg Heiner Deubel |
author_facet |
Martin Szinte David Aagten-Murphy Donatas Jonikaitis Luca Wollenberg Heiner Deubel |
author_sort |
Martin Szinte |
title |
Sounds are remapped across saccades |
title_short |
Sounds are remapped across saccades |
title_full |
Sounds are remapped across saccades |
title_fullStr |
Sounds are remapped across saccades |
title_full_unstemmed |
Sounds are remapped across saccades |
title_sort |
sounds are remapped across saccades |
publisher |
Nature Portfolio |
publishDate |
2020 |
url |
https://doaj.org/article/2bdb7796c9404c67b361c55a98377903 |
work_keys_str_mv |
AT martinszinte soundsareremappedacrosssaccades AT davidaagtenmurphy soundsareremappedacrosssaccades AT donatasjonikaitis soundsareremappedacrosssaccades AT lucawollenberg soundsareremappedacrosssaccades AT heinerdeubel soundsareremappedacrosssaccades |
_version_ |
1718387680933314560 |