Task-irrelevant spatial dividers facilitate counting and numerosity estimation

Abstract Counting is characterized as a slow and error-prone action relying heavily on serial allocation of focused attention. However, quick and accurate counting is required for many real-world tasks (e.g., counting heads to ensure everyone is evacuated to a safe place in an emergency). Previous r...

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Autores principales: Qi Li, Ryoichi Nakashima, Kazuhiko Yokosawa
Formato: article
Lenguaje:EN
Publicado: Nature Portfolio 2018
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Acceso en línea:https://doaj.org/article/6b8dec406b1f4a1a89ba7fe28ff92879
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spelling oai:doaj.org-article:6b8dec406b1f4a1a89ba7fe28ff928792021-12-02T11:40:47ZTask-irrelevant spatial dividers facilitate counting and numerosity estimation10.1038/s41598-018-33877-y2045-2322https://doaj.org/article/6b8dec406b1f4a1a89ba7fe28ff928792018-10-01T00:00:00Zhttps://doi.org/10.1038/s41598-018-33877-yhttps://doaj.org/toc/2045-2322Abstract Counting is characterized as a slow and error-prone action relying heavily on serial allocation of focused attention. However, quick and accurate counting is required for many real-world tasks (e.g., counting heads to ensure everyone is evacuated to a safe place in an emergency). Previous research suggests that task-irrelevant spatial dividers, which segment visual displays into small areas, facilitate focused attention and improve serial search. The present study investigated whether counting, which is also closely related to focused attention, can be facilitated by spatial dividers. Furthermore, the effect of spatial dividers on numerosity estimation, putatively dependent upon distributed attention, was also examined to provide insights into different types of number systems and different modes of visual attention. The results showed profound performance improvement by task-irrelevant spatial dividers in both counting and numerosity estimation tasks, indicating that spatial dividers may activate interaction between number and visual attention systems. Our findings provide the first evidence that task-irrelevant spatial dividers can be used to facilitate various types of numerical cognition.Qi LiRyoichi NakashimaKazuhiko YokosawaNature PortfolioarticleSpatial DivisionMultiplicity EstimatesAture DistributionSerial AllocationSubitizing RangeMedicineRScienceQENScientific Reports, Vol 8, Iss 1, Pp 1-9 (2018)
institution DOAJ
collection DOAJ
language EN
topic Spatial Division
Multiplicity Estimates
Ature Distribution
Serial Allocation
Subitizing Range
Medicine
R
Science
Q
spellingShingle Spatial Division
Multiplicity Estimates
Ature Distribution
Serial Allocation
Subitizing Range
Medicine
R
Science
Q
Qi Li
Ryoichi Nakashima
Kazuhiko Yokosawa
Task-irrelevant spatial dividers facilitate counting and numerosity estimation
description Abstract Counting is characterized as a slow and error-prone action relying heavily on serial allocation of focused attention. However, quick and accurate counting is required for many real-world tasks (e.g., counting heads to ensure everyone is evacuated to a safe place in an emergency). Previous research suggests that task-irrelevant spatial dividers, which segment visual displays into small areas, facilitate focused attention and improve serial search. The present study investigated whether counting, which is also closely related to focused attention, can be facilitated by spatial dividers. Furthermore, the effect of spatial dividers on numerosity estimation, putatively dependent upon distributed attention, was also examined to provide insights into different types of number systems and different modes of visual attention. The results showed profound performance improvement by task-irrelevant spatial dividers in both counting and numerosity estimation tasks, indicating that spatial dividers may activate interaction between number and visual attention systems. Our findings provide the first evidence that task-irrelevant spatial dividers can be used to facilitate various types of numerical cognition.
format article
author Qi Li
Ryoichi Nakashima
Kazuhiko Yokosawa
author_facet Qi Li
Ryoichi Nakashima
Kazuhiko Yokosawa
author_sort Qi Li
title Task-irrelevant spatial dividers facilitate counting and numerosity estimation
title_short Task-irrelevant spatial dividers facilitate counting and numerosity estimation
title_full Task-irrelevant spatial dividers facilitate counting and numerosity estimation
title_fullStr Task-irrelevant spatial dividers facilitate counting and numerosity estimation
title_full_unstemmed Task-irrelevant spatial dividers facilitate counting and numerosity estimation
title_sort task-irrelevant spatial dividers facilitate counting and numerosity estimation
publisher Nature Portfolio
publishDate 2018
url https://doaj.org/article/6b8dec406b1f4a1a89ba7fe28ff92879
work_keys_str_mv AT qili taskirrelevantspatialdividersfacilitatecountingandnumerosityestimation
AT ryoichinakashima taskirrelevantspatialdividersfacilitatecountingandnumerosityestimation
AT kazuhikoyokosawa taskirrelevantspatialdividersfacilitatecountingandnumerosityestimation
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