Chromatic transitions in the emergence of syntax networks

The emergence of syntax during childhood is a remarkable example of how complex correlations unfold in nonlinear ways through development. In particular, rapid transitions seem to occur as children reach the age of two, which seems to separate a two-word, tree-like network of syntactic relations amo...

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Main Authors: Bernat Corominas-Murtra, Martí Sànchez Fibla, Sergi Valverde, Ricard Solé
Format: Article
Language:English
Published: The Royal Society 2018-01-01
Series:Royal Society Open Science
Subjects:
Online Access:https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.181286
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author Bernat Corominas-Murtra
Martí Sànchez Fibla
Sergi Valverde
Ricard Solé
author_facet Bernat Corominas-Murtra
Martí Sànchez Fibla
Sergi Valverde
Ricard Solé
author_sort Bernat Corominas-Murtra
collection DOAJ
description The emergence of syntax during childhood is a remarkable example of how complex correlations unfold in nonlinear ways through development. In particular, rapid transitions seem to occur as children reach the age of two, which seems to separate a two-word, tree-like network of syntactic relations among words from the scale-free graphs associated with the adult, complex grammar. Here, we explore the evolution of syntax networks through language acquisition using the chromatic number, which captures the transition and provides a natural link to standard theories on syntactic structures. The data analysis is compared to a null model of network growth dynamics which is shown to display non-trivial and sensible differences. At a more general level, we observe that the chromatic classes define independent regions of the graph, and thus, can be interpreted as the footprints of incompatibility relations, somewhat as opposed to modularity considerations.
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spelling doaj.art-06d48502fc6a43c796483c58131808082022-12-21T20:12:37ZengThe Royal SocietyRoyal Society Open Science2054-57032018-01-0151210.1098/rsos.181286181286Chromatic transitions in the emergence of syntax networksBernat Corominas-MurtraMartí Sànchez FiblaSergi ValverdeRicard SoléThe emergence of syntax during childhood is a remarkable example of how complex correlations unfold in nonlinear ways through development. In particular, rapid transitions seem to occur as children reach the age of two, which seems to separate a two-word, tree-like network of syntactic relations among words from the scale-free graphs associated with the adult, complex grammar. Here, we explore the evolution of syntax networks through language acquisition using the chromatic number, which captures the transition and provides a natural link to standard theories on syntactic structures. The data analysis is compared to a null model of network growth dynamics which is shown to display non-trivial and sensible differences. At a more general level, we observe that the chromatic classes define independent regions of the graph, and thus, can be interpreted as the footprints of incompatibility relations, somewhat as opposed to modularity considerations.https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.181286complex networksgraph colouringmodularitysyntax
spellingShingle Bernat Corominas-Murtra
Martí Sànchez Fibla
Sergi Valverde
Ricard Solé
Chromatic transitions in the emergence of syntax networks
Royal Society Open Science
complex networks
graph colouring
modularity
syntax
title Chromatic transitions in the emergence of syntax networks
title_full Chromatic transitions in the emergence of syntax networks
title_fullStr Chromatic transitions in the emergence of syntax networks
title_full_unstemmed Chromatic transitions in the emergence of syntax networks
title_short Chromatic transitions in the emergence of syntax networks
title_sort chromatic transitions in the emergence of syntax networks
topic complex networks
graph colouring
modularity
syntax
url https://royalsocietypublishing.org/doi/pdf/10.1098/rsos.181286
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