Categorical Acquisition: Parameter-Setting in Universal Grammar

Two triggering models of parameter-setting, the Hierarchical Acquisition model endorsed by Baker (2001, 2005) and Wexler’s (1998) Very Early Parameter Setting model, are compared with Yang’s (2002, 2004) Variational model. The Variational model employs statistical learning mechanisms for parameter-s...

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Main Authors: Rosalind Thornton, Graciela Tesan
Format: Article
Language:English
Published: PsychOpen GOLD/ Leibniz Institute for Psychology 2007-12-01
Series:Biolinguistics
Subjects:
Online Access:https://doi.org/10.5964/bioling.8589
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author Rosalind Thornton
Graciela Tesan
author_facet Rosalind Thornton
Graciela Tesan
author_sort Rosalind Thornton
collection DOAJ
description Two triggering models of parameter-setting, the Hierarchical Acquisition model endorsed by Baker (2001, 2005) and Wexler’s (1998) Very Early Parameter Setting model, are compared with Yang’s (2002, 2004) Variational model. The Variational model employs statistical learning mechanisms for parameter-setting. Parameter values compete, with delays occurring when the critical input is sparse. Given the uniformity assumption, children in the same linguistic community undergo a similar, gradual development. On the Hierarchical Acquisition model, children initially choose either parameter value, with potential delays arising from hierarchical ordering of parameters. Change is precipitous when initiated. To adjudicate between models, we conducted a longitudinal study of 4 children, ranging from 1;9 to 2;1 at the start of the study, who were in the throes of setting two interlocking parameters governing inflection and negation. Different developmental patterns were observed depending on initial parameter value, and parametric change was precipitous, as anticipated by triggering models.
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spelling doaj.art-208c5c27f1754962b70fed9eb174d31f2024-01-31T10:09:20ZengPsychOpen GOLD/ Leibniz Institute for PsychologyBiolinguistics1450-34172007-12-01104909810.5964/bioling.85898589Categorical Acquisition: Parameter-Setting in Universal GrammarRosalind Thornton0Graciela Tesan1Macquarie UniversityMacquarie UniversityTwo triggering models of parameter-setting, the Hierarchical Acquisition model endorsed by Baker (2001, 2005) and Wexler’s (1998) Very Early Parameter Setting model, are compared with Yang’s (2002, 2004) Variational model. The Variational model employs statistical learning mechanisms for parameter-setting. Parameter values compete, with delays occurring when the critical input is sparse. Given the uniformity assumption, children in the same linguistic community undergo a similar, gradual development. On the Hierarchical Acquisition model, children initially choose either parameter value, with potential delays arising from hierarchical ordering of parameters. Change is precipitous when initiated. To adjudicate between models, we conducted a longitudinal study of 4 children, ranging from 1;9 to 2;1 at the start of the study, who were in the throes of setting two interlocking parameters governing inflection and negation. Different developmental patterns were observed depending on initial parameter value, and parametric change was precipitous, as anticipated by triggering models.https://doi.org/10.5964/bioling.8589inflectionlanguage acquisitionnegationparameter-setting
spellingShingle Rosalind Thornton
Graciela Tesan
Categorical Acquisition: Parameter-Setting in Universal Grammar
Biolinguistics
inflection
language acquisition
negation
parameter-setting
title Categorical Acquisition: Parameter-Setting in Universal Grammar
title_full Categorical Acquisition: Parameter-Setting in Universal Grammar
title_fullStr Categorical Acquisition: Parameter-Setting in Universal Grammar
title_full_unstemmed Categorical Acquisition: Parameter-Setting in Universal Grammar
title_short Categorical Acquisition: Parameter-Setting in Universal Grammar
title_sort categorical acquisition parameter setting in universal grammar
topic inflection
language acquisition
negation
parameter-setting
url https://doi.org/10.5964/bioling.8589
work_keys_str_mv AT rosalindthornton categoricalacquisitionparametersettinginuniversalgrammar
AT gracielatesan categoricalacquisitionparametersettinginuniversalgrammar