Relationships between formant frequencies of sustained vowels and tongue contours measured by ultrasonography

SH Lee, JF Yu, YH Hsieh, GS Lee - American journal of speech-language …, 2015 - ASHA
Purpose The purpose of this study was to explore the formant–articulation relationships in
corner vowels by acoustic analysis of speech signals and measuring tongue contour using …

Using ultrasound tongue imaging to support the phonetic transcription of childhood speech sound disorders

E Sugden, J Cleland - Clinical linguistics & phonetics, 2022 - Taylor & Francis
This study aims to determine whether adding an additional modality (ultrasound tongue
imaging) improves the inter-rater reliability of phonetic transcription in childhood speech …

How do children organize their speech in the first years of life? Insight from ultrasound imaging

A Noiray, D Abakarova, E Rubertus, S Krüger… - Journal of Speech …, 2018 - ASHA
Purpose This study reports on a cross-sectional investigation of lingual coarticulation in 57
typically developing German children (4 cohorts from 3.5 to 7 years of age) as compared …

[PDF][PDF] Developmental articulatory and acoustic features for six to ten year old children

VM Shetty, SM Lulich, A Alwan - Proc. INTERSPEECH, 2023 - seas.ucla.edu
In this paper, we study speech development in children using longitudinal acoustic and
articulatory data. Data were collected yearly from grade 1 to grade 4 from four female and …

Ultrasound and acoustic analysis of lingual movement in teenagers with childhood apraxia of speech, control adults and typically developing children

T Kocjancic - 2010 - eresearch.qmu.ac.uk
Childhood apraxia of speech (CAS) is a neurological motor speech disorder affecting
spatiotemporal planning of speech movements. Speech characteristics of CAS are still not …

Coarticulation as an indicator of speech motor control development in children: An ultrasound study

N Zharkova, N Hewlett, WJ Hardcastle - Motor Control, 2011 - journals.humankinetics.com
There are still crucial gaps in our knowledge about developmental paths taken by children to
adult-like speech motor control. Mature control of articulators during speaking is manifested …

Exploiting ultrasound tongue imaging for the automatic detection of speech articulation errors

MS Ribeiro, J Cleland, A Eshky, K Richmond… - Speech …, 2021 - Elsevier
Speech sound disorders are a common communication impairment in childhood. Because
speech disorders can negatively affect the lives and the development of children, clinical …

An index for quantifying tongue curvature

S Stolar, B Gick - Canadian Acoustics, 2013 - jcaa.caa-aca.ca
This study develops a method of quantifying tongue curvature by modeling the shape of the
tongue surface in any anatomical plane using a polynomial approximation. In a validation …

Tongue strength in children with and without speech sound disorders

NL Potter, Y Nievergelt, M VanDam - American Journal of Speech-Language …, 2019 - ASHA
Purpose The purpose of this cross-sectional investigation was to expand the comparative
database of pediatric tongue strength for children and adolescents with typical development …

Spatial and temporal lingual coarticulation and motor control in preadolescents

N Zharkova, N Hewlett, WJ Hardcastle… - Journal of Speech …, 2014 - ASHA
Purpose In this study, the authors compared coarticulation and lingual kinematics in
preadolescents and adults in order to establish whether preadolescents had a greater …