Verbal and novel multisensory associative learning in adults [v1; ref status: indexed, http://f1000r.es/p4]

To date, few studies have focused on the behavioural differences between the learning of multisensory auditory-visual and intra-modal associations. More specifically, the relative benefits of novel auditory-visual and verbal-visual associations for learning have not been directly compared. In Experi...

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Main Authors: Joanne M Fifer, Ayla Barutchu, Mohit N Shivdasani, Sheila G Crewther
Format: Article
Language:English
Published: F1000 Research Ltd 2013-02-01
Series:F1000Research
Subjects:
Online Access:http://f1000research.com/articles/2-34/v1
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author Joanne M Fifer
Ayla Barutchu
Mohit N Shivdasani
Sheila G Crewther
author_facet Joanne M Fifer
Ayla Barutchu
Mohit N Shivdasani
Sheila G Crewther
author_sort Joanne M Fifer
collection DOAJ
description To date, few studies have focused on the behavioural differences between the learning of multisensory auditory-visual and intra-modal associations. More specifically, the relative benefits of novel auditory-visual and verbal-visual associations for learning have not been directly compared. In Experiment 1, 20 adult volunteers completed three paired associate learning tasks: non-verbal novel auditory-visual (novel-AV), verbal-visual (verbal-AV; using pseudowords), and visual-visual (shape-VV). Participants were directed to make a motor response to matching novel and arbitrarily related stimulus pairs. Feedback was provided to facilitate trial and error learning. The results of Signal Detection Theory analyses suggested a multisensory enhancement of learning, with significantly higher discriminability measures (d-prime) in both the novel-AV and verbal-AV tasks than the shape-VV task. Motor reaction times were also significantly faster during the verbal-AV task than during the non-verbal learning tasks.  Experiment 2 (n = 12) used a forced-choice discrimination paradigm to assess whether a difference in unisensory stimulus discriminability could account for the learning trends in Experiment 1. Participants were significantly slower at discriminating unisensory pseudowords than the novel sounds and visual shapes, which was notable given that these stimuli produced superior learning. Together the findings suggest that verbal information has an added enhancing effect on multisensory associative learning in adults
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spelling doaj.art-fc82bf64f45a44829e1718b68517f9262022-12-22T00:08:48ZengF1000 Research LtdF1000Research2046-14022013-02-01210.12688/f1000research.2-34.v1904Verbal and novel multisensory associative learning in adults [v1; ref status: indexed, http://f1000r.es/p4]Joanne M Fifer0Ayla Barutchu1Mohit N Shivdasani2Sheila G Crewther3School of Psychological Science, La Trobe University, Bundoora, 3086, AustraliaFlorey Institutes of Neuroscience and Mental Health, University of Melbourne, Melbourne, 3010, AustraliaBionics Institute, Melbourne, 3002, AustraliaSchool of Psychological Science, La Trobe University, Bundoora, 3086, AustraliaTo date, few studies have focused on the behavioural differences between the learning of multisensory auditory-visual and intra-modal associations. More specifically, the relative benefits of novel auditory-visual and verbal-visual associations for learning have not been directly compared. In Experiment 1, 20 adult volunteers completed three paired associate learning tasks: non-verbal novel auditory-visual (novel-AV), verbal-visual (verbal-AV; using pseudowords), and visual-visual (shape-VV). Participants were directed to make a motor response to matching novel and arbitrarily related stimulus pairs. Feedback was provided to facilitate trial and error learning. The results of Signal Detection Theory analyses suggested a multisensory enhancement of learning, with significantly higher discriminability measures (d-prime) in both the novel-AV and verbal-AV tasks than the shape-VV task. Motor reaction times were also significantly faster during the verbal-AV task than during the non-verbal learning tasks.  Experiment 2 (n = 12) used a forced-choice discrimination paradigm to assess whether a difference in unisensory stimulus discriminability could account for the learning trends in Experiment 1. Participants were significantly slower at discriminating unisensory pseudowords than the novel sounds and visual shapes, which was notable given that these stimuli produced superior learning. Together the findings suggest that verbal information has an added enhancing effect on multisensory associative learning in adultshttp://f1000research.com/articles/2-34/v1Cognitive NeuroscienceSensory Systems
spellingShingle Joanne M Fifer
Ayla Barutchu
Mohit N Shivdasani
Sheila G Crewther
Verbal and novel multisensory associative learning in adults [v1; ref status: indexed, http://f1000r.es/p4]
F1000Research
Cognitive Neuroscience
Sensory Systems
title Verbal and novel multisensory associative learning in adults [v1; ref status: indexed, http://f1000r.es/p4]
title_full Verbal and novel multisensory associative learning in adults [v1; ref status: indexed, http://f1000r.es/p4]
title_fullStr Verbal and novel multisensory associative learning in adults [v1; ref status: indexed, http://f1000r.es/p4]
title_full_unstemmed Verbal and novel multisensory associative learning in adults [v1; ref status: indexed, http://f1000r.es/p4]
title_short Verbal and novel multisensory associative learning in adults [v1; ref status: indexed, http://f1000r.es/p4]
title_sort verbal and novel multisensory associative learning in adults v1 ref status indexed http f1000r es p4
topic Cognitive Neuroscience
Sensory Systems
url http://f1000research.com/articles/2-34/v1
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