A hierarchical Bayesian model for syntactic priming

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Hauptverfasser: Xu, Weijie, Futrell, Richard
Format: Preprint
Veröffentlicht: 2024
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author Xu, Weijie
Futrell, Richard
author_facet Xu, Weijie
Futrell, Richard
contents The effect of syntactic priming exhibits three well-documented empirical properties: the lexical boost, the inverse frequency effect, and the asymmetrical decay. We aim to show how these three empirical phenomena can be reconciled in a general learning framework, the hierarchical Bayesian model (HBM). The model represents syntactic knowledge in a hierarchical structure of syntactic statistics, where a lower level represents the verb-specific biases of syntactic decisions, and a higher level represents the abstract bias as an aggregation of verb-specific biases. This knowledge is updated in response to experience by Bayesian inference. In simulations, we show that the HBM captures the above-mentioned properties of syntactic priming. The results indicate that some properties of priming which are usually explained by a residual activation account can also be explained by an implicit learning account. We also discuss the model's implications for the lexical basis of syntactic priming.
format Preprint
id arxiv_https___arxiv_org_abs_2405_15964
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle A hierarchical Bayesian model for syntactic priming
Xu, Weijie
Futrell, Richard
Computation and Language
The effect of syntactic priming exhibits three well-documented empirical properties: the lexical boost, the inverse frequency effect, and the asymmetrical decay. We aim to show how these three empirical phenomena can be reconciled in a general learning framework, the hierarchical Bayesian model (HBM). The model represents syntactic knowledge in a hierarchical structure of syntactic statistics, where a lower level represents the verb-specific biases of syntactic decisions, and a higher level represents the abstract bias as an aggregation of verb-specific biases. This knowledge is updated in response to experience by Bayesian inference. In simulations, we show that the HBM captures the above-mentioned properties of syntactic priming. The results indicate that some properties of priming which are usually explained by a residual activation account can also be explained by an implicit learning account. We also discuss the model's implications for the lexical basis of syntactic priming.
title A hierarchical Bayesian model for syntactic priming
topic Computation and Language
url https://arxiv.org/abs/2405.15964