The modulation of crossmodal integration by unimodal perceptual grouping: a visuotactile apparent motion study.

We adapted the crossmodal dynamic capture task to investigate the modulation of visuotactile crossmodal integration by unimodal visual perceptual grouping. The influence of finger posture on this interaction was also explored. Participants were required to judge the direction of a tactile apparent m...

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Main Authors: Lyons, G, Sanabria, D, Vatakis, A, Spence, C
Format: Journal article
Language:English
Published: 2006
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author Lyons, G
Sanabria, D
Vatakis, A
Spence, C
author_facet Lyons, G
Sanabria, D
Vatakis, A
Spence, C
author_sort Lyons, G
collection OXFORD
description We adapted the crossmodal dynamic capture task to investigate the modulation of visuotactile crossmodal integration by unimodal visual perceptual grouping. The influence of finger posture on this interaction was also explored. Participants were required to judge the direction of a tactile apparent motion stream (moving either to the left or to the right) presented to their crossed or uncrossed index fingers. The participants were instructed to ignore a distracting visual apparent motion stream, comprised of either 2 or 6 lights presented concurrently with the tactile stimuli. More crossmodal dynamic capture of the direction of the tactile apparent motion stream by the visual apparent motion stream was observed in the 2-lights condition than in the 6-lights condition. This interaction was not modulated by finger posture. These results suggest that visual intramodal perceptual grouping constrains the crossmodal binding of visual and tactile apparent motion information, irrespective of finger posture.
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spelling oxford-uuid:75548854-7294-4d0f-9fdb-7383403fd4302022-03-26T20:08:41ZThe modulation of crossmodal integration by unimodal perceptual grouping: a visuotactile apparent motion study.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:75548854-7294-4d0f-9fdb-7383403fd430EnglishSymplectic Elements at Oxford2006Lyons, GSanabria, DVatakis, ASpence, CWe adapted the crossmodal dynamic capture task to investigate the modulation of visuotactile crossmodal integration by unimodal visual perceptual grouping. The influence of finger posture on this interaction was also explored. Participants were required to judge the direction of a tactile apparent motion stream (moving either to the left or to the right) presented to their crossed or uncrossed index fingers. The participants were instructed to ignore a distracting visual apparent motion stream, comprised of either 2 or 6 lights presented concurrently with the tactile stimuli. More crossmodal dynamic capture of the direction of the tactile apparent motion stream by the visual apparent motion stream was observed in the 2-lights condition than in the 6-lights condition. This interaction was not modulated by finger posture. These results suggest that visual intramodal perceptual grouping constrains the crossmodal binding of visual and tactile apparent motion information, irrespective of finger posture.
spellingShingle Lyons, G
Sanabria, D
Vatakis, A
Spence, C
The modulation of crossmodal integration by unimodal perceptual grouping: a visuotactile apparent motion study.
title The modulation of crossmodal integration by unimodal perceptual grouping: a visuotactile apparent motion study.
title_full The modulation of crossmodal integration by unimodal perceptual grouping: a visuotactile apparent motion study.
title_fullStr The modulation of crossmodal integration by unimodal perceptual grouping: a visuotactile apparent motion study.
title_full_unstemmed The modulation of crossmodal integration by unimodal perceptual grouping: a visuotactile apparent motion study.
title_short The modulation of crossmodal integration by unimodal perceptual grouping: a visuotactile apparent motion study.
title_sort modulation of crossmodal integration by unimodal perceptual grouping a visuotactile apparent motion study
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