Non-linear development in statistical learning of visual orthographic regularities

Abstract Statistical learning is a core ability for individuals in extracting and integrating regularities and patterns from linguistic input. Yet, the developmental trajectory of visual statistical learning has not been fully examined in the orthographic learning domain. Employing an artificial ort...

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Main Authors: Rujun Duan, Qi Sun, Xiuhong Tong
Format: Article
Language:English
Published: Nature Portfolio 2025-01-01
Series:npj Science of Learning
Online Access:https://doi.org/10.1038/s41539-025-00298-2
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author Rujun Duan
Qi Sun
Xiuhong Tong
author_facet Rujun Duan
Qi Sun
Xiuhong Tong
author_sort Rujun Duan
collection DOAJ
description Abstract Statistical learning is a core ability for individuals in extracting and integrating regularities and patterns from linguistic input. Yet, the developmental trajectory of visual statistical learning has not been fully examined in the orthographic learning domain. Employing an artificial orthographic learning task, we manipulated three levels of positional consistency of radicals, i.e., high (100%), moderate (80%), and low (60%), embedded in pseudocharacters to investigate visual statistical learning across a wide age range between 4–12-year-olds and adults. The non-linear power-function models indicated that the rates of improvement in acquiring varying positional consistencies increased with age, particularly for high and moderate levels. Specifically, we observed a significant enhancement in statistical learning abilities between the ages of 4–5 years and 5–6 years, followed by a stabilization of performance after 8–9 years. Our findings support the age-dependent perspective that individuals’ visual statistical learning ability improves significantly in early childhood and then decelerates its improvement progressively until adulthood.
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institution Kabale University
issn 2056-7936
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spelling doaj-art-fc1ceec6d5d54ace88720fe744b93a392025-02-02T12:09:28ZengNature Portfolionpj Science of Learning2056-79362025-01-011011910.1038/s41539-025-00298-2Non-linear development in statistical learning of visual orthographic regularitiesRujun Duan0Qi Sun1Xiuhong Tong2Department of Psychology, The Education University of Hong KongSchool of Psychology, Zhejiang Normal UniversityDepartment of Psychology, The Education University of Hong KongAbstract Statistical learning is a core ability for individuals in extracting and integrating regularities and patterns from linguistic input. Yet, the developmental trajectory of visual statistical learning has not been fully examined in the orthographic learning domain. Employing an artificial orthographic learning task, we manipulated three levels of positional consistency of radicals, i.e., high (100%), moderate (80%), and low (60%), embedded in pseudocharacters to investigate visual statistical learning across a wide age range between 4–12-year-olds and adults. The non-linear power-function models indicated that the rates of improvement in acquiring varying positional consistencies increased with age, particularly for high and moderate levels. Specifically, we observed a significant enhancement in statistical learning abilities between the ages of 4–5 years and 5–6 years, followed by a stabilization of performance after 8–9 years. Our findings support the age-dependent perspective that individuals’ visual statistical learning ability improves significantly in early childhood and then decelerates its improvement progressively until adulthood.https://doi.org/10.1038/s41539-025-00298-2
spellingShingle Rujun Duan
Qi Sun
Xiuhong Tong
Non-linear development in statistical learning of visual orthographic regularities
npj Science of Learning
title Non-linear development in statistical learning of visual orthographic regularities
title_full Non-linear development in statistical learning of visual orthographic regularities
title_fullStr Non-linear development in statistical learning of visual orthographic regularities
title_full_unstemmed Non-linear development in statistical learning of visual orthographic regularities
title_short Non-linear development in statistical learning of visual orthographic regularities
title_sort non linear development in statistical learning of visual orthographic regularities
url https://doi.org/10.1038/s41539-025-00298-2
work_keys_str_mv AT rujunduan nonlineardevelopmentinstatisticallearningofvisualorthographicregularities
AT qisun nonlineardevelopmentinstatisticallearningofvisualorthographicregularities
AT xiuhongtong nonlineardevelopmentinstatisticallearningofvisualorthographicregularities