On the effects of multimodal information integration in multitasking

Abstract There have recently been considerable advances in our understanding of the neuronal mechanisms underlying multitasking, but the role of multimodal integration for this faculty has remained rather unclear. We examined this issue by comparing different modality combinations in a multitasking...

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Autores principales:	Ann-Kathrin Stock, Krutika Gohil, René J. Huster, Christian Beste
Formato:	article
Lenguaje:	EN
Publicado:	Nature Portfolio 2017
Materias:	Medicine R Science Q
Acceso en línea:	https://doaj.org/article/dd42000e98244ccd82562454942263c6
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spelling	oai:doaj.org-article:dd42000e98244ccd82562454942263c62021-12-02T15:05:11ZOn the effects of multimodal information integration in multitasking10.1038/s41598-017-04828-w2045-2322https://doaj.org/article/dd42000e98244ccd82562454942263c62017-07-01T00:00:00Zhttps://doi.org/10.1038/s41598-017-04828-whttps://doaj.org/toc/2045-2322Abstract There have recently been considerable advances in our understanding of the neuronal mechanisms underlying multitasking, but the role of multimodal integration for this faculty has remained rather unclear. We examined this issue by comparing different modality combinations in a multitasking (stop-change) paradigm. In-depth neurophysiological analyses of event-related potentials (ERPs) were conducted to complement the obtained behavioral data. Specifically, we applied signal decomposition using second order blind identification (SOBI) to the multi-subject ERP data and source localization. We found that both general multimodal information integration and modality-specific aspects (potentially related to task difficulty) modulate behavioral performance and associated neurophysiological correlates. Simultaneous multimodal input generally increased early attentional processing of visual stimuli (i.e. P1 and N1 amplitudes) as well as measures of cognitive effort and conflict (i.e. central P3 amplitudes). Yet, tactile-visual input caused larger impairments in multitasking than audio-visual input. General aspects of multimodal information integration modulated the activity in the premotor cortex (BA 6) as well as different visual association areas concerned with the integration of visual information with input from other modalities (BA 19, BA 21, BA 37). On top of this, differences in the specific combination of modalities also affected performance and measures of conflict/effort originating in prefrontal regions (BA 6).Ann-Kathrin StockKrutika GohilRené J. HusterChristian BesteNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 7, Iss 1, Pp 1-12 (2017)
institution	DOAJ
collection	DOAJ
language	EN
topic	Medicine R Science Q
spellingShingle	Medicine R Science Q Ann-Kathrin Stock Krutika Gohil René J. Huster Christian Beste On the effects of multimodal information integration in multitasking
description	Abstract There have recently been considerable advances in our understanding of the neuronal mechanisms underlying multitasking, but the role of multimodal integration for this faculty has remained rather unclear. We examined this issue by comparing different modality combinations in a multitasking (stop-change) paradigm. In-depth neurophysiological analyses of event-related potentials (ERPs) were conducted to complement the obtained behavioral data. Specifically, we applied signal decomposition using second order blind identification (SOBI) to the multi-subject ERP data and source localization. We found that both general multimodal information integration and modality-specific aspects (potentially related to task difficulty) modulate behavioral performance and associated neurophysiological correlates. Simultaneous multimodal input generally increased early attentional processing of visual stimuli (i.e. P1 and N1 amplitudes) as well as measures of cognitive effort and conflict (i.e. central P3 amplitudes). Yet, tactile-visual input caused larger impairments in multitasking than audio-visual input. General aspects of multimodal information integration modulated the activity in the premotor cortex (BA 6) as well as different visual association areas concerned with the integration of visual information with input from other modalities (BA 19, BA 21, BA 37). On top of this, differences in the specific combination of modalities also affected performance and measures of conflict/effort originating in prefrontal regions (BA 6).
format	article
author	Ann-Kathrin Stock Krutika Gohil René J. Huster Christian Beste
author_facet	Ann-Kathrin Stock Krutika Gohil René J. Huster Christian Beste
author_sort	Ann-Kathrin Stock
title	On the effects of multimodal information integration in multitasking
title_short	On the effects of multimodal information integration in multitasking
title_full	On the effects of multimodal information integration in multitasking
title_fullStr	On the effects of multimodal information integration in multitasking
title_full_unstemmed	On the effects of multimodal information integration in multitasking
title_sort	on the effects of multimodal information integration in multitasking
publisher	Nature Portfolio
publishDate	2017
url	https://doaj.org/article/dd42000e98244ccd82562454942263c6
work_keys_str_mv	AT annkathrinstock ontheeffectsofmultimodalinformationintegrationinmultitasking AT krutikagohil ontheeffectsofmultimodalinformationintegrationinmultitasking AT renejhuster ontheeffectsofmultimodalinformationintegrationinmultitasking AT christianbeste ontheeffectsofmultimodalinformationintegrationinmultitasking
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On the effects of multimodal information integration in multitasking

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