Beyond what was said: Neural computations underlying pragmatic reasoning in referential communication

The ability to infer a speaker's utterance within a particular context for the intended meaning is central to communication. Yet, little is known about the underlying neurocomputational mechanisms of pragmatic inference, let alone relevant differences among individuals. Here, using a reference...

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Main Authors: Shanshan Zhen, Mario Martinez-Saito, Rongjun Yu
Format: Article
Language:English
Published: Elsevier 2025-02-01
Series:NeuroImage
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Online Access:http://www.sciencedirect.com/science/article/pii/S1053811925000229
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author Shanshan Zhen
Mario Martinez-Saito
Rongjun Yu
author_facet Shanshan Zhen
Mario Martinez-Saito
Rongjun Yu
author_sort Shanshan Zhen
collection DOAJ
description The ability to infer a speaker's utterance within a particular context for the intended meaning is central to communication. Yet, little is known about the underlying neurocomputational mechanisms of pragmatic inference, let alone relevant differences among individuals. Here, using a reference game combined with model-based functional magnetic resonance imaging (fMRI), we showed that an individual-level pragmatic inference model was a better predictor of listeners’ performance than a population-level model. Our fMRI results showed that Bayesian posterior probability was positively correlated with activity in the ventromedial prefrontal cortex (vmPFC) and ventral striatum and negatively correlated with activity in dorsomedial PFC, anterior insula (AI), and inferior frontal gyrus (IFG). Importantly, individual differences in higher-order reasoning were correlated with stronger activation in IFG and AI and positively modulated the vmPFC functional connectivity with AI. Our findings provide a preliminary neurocomputational account of how the brain represents Bayesian belief inferences and the neural basis of heterogeneity in such reasoning.
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spelling doaj-art-0bd633e39f2049f9b809068f14671d102025-01-23T05:26:25ZengElsevierNeuroImage1095-95722025-02-01306121022Beyond what was said: Neural computations underlying pragmatic reasoning in referential communicationShanshan Zhen0Mario Martinez-Saito1Rongjun Yu2Department of Social and Behavioural Sciences, City University of Hong Kong, Hong Kong, China; Corresponding author: Shanshan Zhen, Department of Social and Behavioural Sciences, City University of Hong Kong, Hong KongInstitute of Cognitive Neuroscience, HSE University, Moscow, RussiaAcademy of Wellness and Human Development, Hong Kong Baptist University, Hong Kong, ChinaThe ability to infer a speaker's utterance within a particular context for the intended meaning is central to communication. Yet, little is known about the underlying neurocomputational mechanisms of pragmatic inference, let alone relevant differences among individuals. Here, using a reference game combined with model-based functional magnetic resonance imaging (fMRI), we showed that an individual-level pragmatic inference model was a better predictor of listeners’ performance than a population-level model. Our fMRI results showed that Bayesian posterior probability was positively correlated with activity in the ventromedial prefrontal cortex (vmPFC) and ventral striatum and negatively correlated with activity in dorsomedial PFC, anterior insula (AI), and inferior frontal gyrus (IFG). Importantly, individual differences in higher-order reasoning were correlated with stronger activation in IFG and AI and positively modulated the vmPFC functional connectivity with AI. Our findings provide a preliminary neurocomputational account of how the brain represents Bayesian belief inferences and the neural basis of heterogeneity in such reasoning.http://www.sciencedirect.com/science/article/pii/S1053811925000229Referential communicationPragmatic reasoningTheory of mindBayesian inferencefMRI
spellingShingle Shanshan Zhen
Mario Martinez-Saito
Rongjun Yu
Beyond what was said: Neural computations underlying pragmatic reasoning in referential communication
NeuroImage
Referential communication
Pragmatic reasoning
Theory of mind
Bayesian inference
fMRI
title Beyond what was said: Neural computations underlying pragmatic reasoning in referential communication
title_full Beyond what was said: Neural computations underlying pragmatic reasoning in referential communication
title_fullStr Beyond what was said: Neural computations underlying pragmatic reasoning in referential communication
title_full_unstemmed Beyond what was said: Neural computations underlying pragmatic reasoning in referential communication
title_short Beyond what was said: Neural computations underlying pragmatic reasoning in referential communication
title_sort beyond what was said neural computations underlying pragmatic reasoning in referential communication
topic Referential communication
Pragmatic reasoning
Theory of mind
Bayesian inference
fMRI
url http://www.sciencedirect.com/science/article/pii/S1053811925000229
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AT rongjunyu beyondwhatwassaidneuralcomputationsunderlyingpragmaticreasoninginreferentialcommunication