Utilize este identificador para referenciar este registo: http://hdl.handle.net/10400.22/3535
Título: Magnetic resonance imaging of the vocal tract: techniques and applications
Autor: Ventura, Sandra Rua
Freitas, Diamantino Rui
Tavares, João Manuel
Palavras-chave: Magnetic resonance imaging
Speech production study
Image processing
3D modeling
Vocal tract study
Data: 2009
Editora: Institute for Systems and Technologies of Information, Control and Communication Press
Resumo: Magnetic resonance (MR) imaging has been used to analyse and evaluate the vocal tract shape through different techniques and with promising results in several fields. Our purpose is to demonstrate the relevance of MR and image processing for the vocal tract study. The extraction of contours of the air cavities allowed the set - up of a number of 3D reconstruction image stacks by means of the combination of orthogonally oriented sets of slices for e ach articulatory gesture, as a new approach to solve the expected spatial under sampling of the imaging process. In result these models give improved information for the visualization of morphologic and anatomical aspects and are useful for partial measure ments of the vocal tract shape in different situations. Potential use can be found in Medical and therapeutic applications as well as in acoustic articulatory speech modelling.
Peer review: no
URI: http://hdl.handle.net/10400.22/3535
ISBN: 978-989-8111-68-5
Aparece nas colecções:ESTSP - RAD - Comunicações em eventos científicos

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