MOR-PHON | Resolving Morpho-Phonological Alternation: Historical, Neurolinguistic, and Computational Approaches

Summary
In morpho-phonological alternations the shapes of morphemes differ between morphologically related word forms. In these alternations the morphological environment is also implicated (revére ~ réverence verb [iː] ~ noun [ɛ] and stress differ) unlike alternations which are conditioned only by the phonological environment.
The opaque phonological relationship between morphologically related forms has been a long-standing challenge in theoretical, historical, psycho- and neuro-linguistics, and computational linguistics alike. Morpho-phonological alternations of all kinds have been analysed across the languages of the world; but fundamental questions have remained controversial or indeed unasked:
▪ Why do they exist in the first place and why are they so widespread?
▪ How do they come about and what is their diachronic time-course?
▪ How are they represented in mental lexicons and how are they processed?
Rather than setting morpho-phonological alternations aside as irregularities of morphology (requiring individual listing and storing), we recognise certain kinds of them (stress shifts, feature changes, deletions, and tonal changes) as something universally to be expected in mental lexicons and as something the brains of speakers and listeners can easily handle. The position that we advocate is that morpho-phonological variants are not listed and stored independently, but rather are mapped onto single abstract representations. This is a controversial position, and its defence requires the systematic study of types of alternations and their histories, and precise hypotheses about the nature of mental representations.
What distinguishes our approach is that we combine expertise in (a) theoretical and typological linguistics, (b) brain-imaging methods, and (c) computational modeling to shed light on our questions concerning the existence and cross-linguistic incidence of morpho-phonological alternations, their diachronic profiles, their processing and mental representation.
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More information & hyperlinks
Web resources: https://cordis.europa.eu/project/id/695481
Start date: 01-10-2016
End date: 30-09-2022
Total budget - Public funding: 2 605 261,00 Euro - 2 605 261,00 Euro
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Original description

In morpho-phonological alternations the shapes of morphemes differ between morphologically related word forms. In these alternations the morphological environment is also implicated (revére ~ réverence verb [iː] ~ noun [ɛ] and stress differ) unlike alternations which are conditioned only by the phonological environment.
The opaque phonological relationship between morphologically related forms has been a long-standing challenge in theoretical, historical, psycho- and neuro-linguistics, and computational linguistics alike. Morpho-phonological alternations of all kinds have been analysed across the languages of the world; but fundamental questions have remained controversial or indeed unasked:
▪ Why do they exist in the first place and why are they so widespread?
▪ How do they come about and what is their diachronic time-course?
▪ How are they represented in mental lexicons and how are they processed?
Rather than setting morpho-phonological alternations aside as irregularities of morphology (requiring individual listing and storing), we recognise certain kinds of them (stress shifts, feature changes, deletions, and tonal changes) as something universally to be expected in mental lexicons and as something the brains of speakers and listeners can easily handle. The position that we advocate is that morpho-phonological variants are not listed and stored independently, but rather are mapped onto single abstract representations. This is a controversial position, and its defence requires the systematic study of types of alternations and their histories, and precise hypotheses about the nature of mental representations.
What distinguishes our approach is that we combine expertise in (a) theoretical and typological linguistics, (b) brain-imaging methods, and (c) computational modeling to shed light on our questions concerning the existence and cross-linguistic incidence of morpho-phonological alternations, their diachronic profiles, their processing and mental representation.

Status

SIGNED

Call topic

ERC-ADG-2015

Update Date

27-04-2024
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Horizon 2020
H2020-EU.1. EXCELLENT SCIENCE
H2020-EU.1.1. EXCELLENT SCIENCE - European Research Council (ERC)
ERC-2015
ERC-2015-AdG
ERC-ADG-2015 ERC Advanced Grant