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Localising memory retrieval and syntactic composition: an fMRI study of naturalistic language comprehension
This study examines memory retrieval and syntactic composition using fMRI while participants listen to a book, The Little Prince . These two processes are quantified drawing on methods from computational linguistics. Memory retrieval is quantified via multi-word expressions that are likely to be sto...
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Published in: | Language, cognition and neuroscience cognition and neuroscience, 2019-04, Vol.34 (4), p.491-510 |
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Main Authors: | , , , , , , , , |
Format: | Article |
Language: | English |
Subjects: | |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | This study examines memory retrieval and syntactic composition using fMRI while participants listen to a book,
The Little Prince
. These two processes are quantified drawing on methods from computational linguistics. Memory retrieval is quantified via multi-word expressions that are likely to be stored as a unit, rather than built-up compositionally. Syntactic composition is quantified via bottom-up parsing that tracks tree-building work needed in composed syntactic phrases. Regression analyses localise these to spatially-distinct brain regions. Composition mainly correlates with bilateral activity in anterior temporal lobe and inferior frontal gyrus. Retrieval of stored expressions drives right-lateralised activation in the precuneus. Less cohesive expressions activate well-known nodes of the language network implicated in composition. These results help to detail the neuroanatomical bases of two widely-assumed cognitive operations in language processing. |
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ISSN: | 2327-3798 2327-3801 |
DOI: | 10.1080/23273798.2018.1518533 |