Lack of Cross-Modal Effects in Dual-Modality Implicit Statistical Learning

A current controversy in the area of implicit statistical learning (ISL) is whether this process consists of a single, central mechanism or multiple modality-specific ones. To provide insight into this question, the current study involved three ISL experiments to explore whether multimodal input sou...

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Main Authors: Xiujun Li, Xudong Zhao, Wendian Shi, Yang Lu, Christopher M. Conway
Format: Article
Language:English
Published: Frontiers Media S.A. 2018-02-01
Series:Frontiers in Psychology
Subjects:
Online Access:http://journal.frontiersin.org/article/10.3389/fpsyg.2018.00146/full
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author Xiujun Li
Xiujun Li
Xudong Zhao
Wendian Shi
Yang Lu
Christopher M. Conway
Christopher M. Conway
author_facet Xiujun Li
Xiujun Li
Xudong Zhao
Wendian Shi
Yang Lu
Christopher M. Conway
Christopher M. Conway
author_sort Xiujun Li
collection DOAJ
description A current controversy in the area of implicit statistical learning (ISL) is whether this process consists of a single, central mechanism or multiple modality-specific ones. To provide insight into this question, the current study involved three ISL experiments to explore whether multimodal input sources are processed separately in each modality or are integrated together across modalities. In Experiment 1, visual and auditory ISL were measured under unimodal conditions, with the results providing a baseline level of learning for subsequent experiments. Visual and auditory sequences were presented separately, and the underlying grammar used for both modalities was the same. In Experiment 2, visual and auditory sequences were presented simultaneously with each modality using the same artificial grammar to investigate whether redundant multisensory information would result in a facilitative effect (i.e., increased learning) compared to the baseline. In Experiment 3, visual and auditory sequences were again presented simultaneously but this time with each modality employing different artificial grammars to investigate whether an interference effect (i.e., decreased learning) would be observed compared to the baseline. Results showed that there was neither a facilitative learning effect in Experiment 2 nor an interference effect in Experiment 3. These findings suggest that participants were able to track simultaneously and independently two sets of sequential regularities under dual-modality conditions. These findings are consistent with the theories that posit the existence of multiple, modality-specific ISL mechanisms rather than a single central one.
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spelling doaj.art-61f6715622e94ff4a2ecc30a74b98b1a2022-12-22T01:23:47ZengFrontiers Media S.A.Frontiers in Psychology1664-10782018-02-01910.3389/fpsyg.2018.00146313523Lack of Cross-Modal Effects in Dual-Modality Implicit Statistical LearningXiujun Li0Xiujun Li1Xudong Zhao2Wendian Shi3Yang Lu4Christopher M. Conway5Christopher M. Conway6School of Psychology and Cognitive Science, East China Normal University, Shanghai, ChinaDepartment of Psychology, School of Education, Shanghai Normal University, Shanghai, ChinaDepartment of Psychology, School of Education, Shanghai Normal University, Shanghai, ChinaDepartment of Psychology, School of Education, Shanghai Normal University, Shanghai, ChinaSchool of Psychology and Cognitive Science, East China Normal University, Shanghai, ChinaNeuroLearn Lab, Department of Psychology, Georgia State University, Atlanta, GA, United StatesNeuroscience Institute, Georgia State University, Atlanta, GA, United StatesA current controversy in the area of implicit statistical learning (ISL) is whether this process consists of a single, central mechanism or multiple modality-specific ones. To provide insight into this question, the current study involved three ISL experiments to explore whether multimodal input sources are processed separately in each modality or are integrated together across modalities. In Experiment 1, visual and auditory ISL were measured under unimodal conditions, with the results providing a baseline level of learning for subsequent experiments. Visual and auditory sequences were presented separately, and the underlying grammar used for both modalities was the same. In Experiment 2, visual and auditory sequences were presented simultaneously with each modality using the same artificial grammar to investigate whether redundant multisensory information would result in a facilitative effect (i.e., increased learning) compared to the baseline. In Experiment 3, visual and auditory sequences were again presented simultaneously but this time with each modality employing different artificial grammars to investigate whether an interference effect (i.e., decreased learning) would be observed compared to the baseline. Results showed that there was neither a facilitative learning effect in Experiment 2 nor an interference effect in Experiment 3. These findings suggest that participants were able to track simultaneously and independently two sets of sequential regularities under dual-modality conditions. These findings are consistent with the theories that posit the existence of multiple, modality-specific ISL mechanisms rather than a single central one.http://journal.frontiersin.org/article/10.3389/fpsyg.2018.00146/fullimplicit statistical learningcross-modal learningmodality-specificmultimodal inputdual-modality
spellingShingle Xiujun Li
Xiujun Li
Xudong Zhao
Wendian Shi
Yang Lu
Christopher M. Conway
Christopher M. Conway
Lack of Cross-Modal Effects in Dual-Modality Implicit Statistical Learning
Frontiers in Psychology
implicit statistical learning
cross-modal learning
modality-specific
multimodal input
dual-modality
title Lack of Cross-Modal Effects in Dual-Modality Implicit Statistical Learning
title_full Lack of Cross-Modal Effects in Dual-Modality Implicit Statistical Learning
title_fullStr Lack of Cross-Modal Effects in Dual-Modality Implicit Statistical Learning
title_full_unstemmed Lack of Cross-Modal Effects in Dual-Modality Implicit Statistical Learning
title_short Lack of Cross-Modal Effects in Dual-Modality Implicit Statistical Learning
title_sort lack of cross modal effects in dual modality implicit statistical learning
topic implicit statistical learning
cross-modal learning
modality-specific
multimodal input
dual-modality
url http://journal.frontiersin.org/article/10.3389/fpsyg.2018.00146/full
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