Pascal Perrier

PRESLA: An original device to measure the mechanical interaction between tongue and teeth or palate during speech production (2009)

Jeannin, Christophe, Perrier, Pascal, Payan, Yohan, Grosgogeat, Brigitte, Dittmar, André, Géhin, Claudine

An original experimental procedure is presented to measure the mechanical interaction between tongue and teeth and palate during speech production. It consists in using edentulous people as subjects...

A study of anticipatory coarticulation for French speakers and for Mandarin Chinese speakers. (2009)

Ma, Liang, Perrier, Pascal, Dang, Jianwu

Anticipatory coarticulation is studied for two languages, French and Mandarin Chinese, within Vowel1 -Consonant -Vowel2 sequences (V1CV2 henceforth). EMMA data and acoustic signals were collected....

A study of anticipatory coarticulation for French speakers and for Mandarin Chinese speakers. (2009)

Ma, Liang, Perrier, Pascal, Dang, Jianwu

Anticipatory coarticulation is studied for two languages, French and Mandarin Chinese, within Vowel1 -Consonant -Vowel2 sequences (V1CV2 henceforth). EMMA data and acoustic signals were collected....

On the relationship between palate shape and articulatory behavior (2009)

Brunner, Jana, Fuchs, Susanne, Perrier, Pascal

In this study the acoustic and articulatory variability of speakers with different palate shapes were compared. Since the cross-sectional area of the vocal tract changes less for a slight change in...

On the relationship between palate shape and articulatory behavior (2009)

Brunner, Jana, Fuchs, Susanne, Perrier, Pascal

In this study the acoustic and articulatory variability of speakers with different palate shapes were compared. Since the cross-sectional area of the vocal tract changes less for a slight change in...

Motor equivalent strategies in the production of /u/ in perturbed speech (2009)

Brunner, Jana, Hoole, Phil, Perrier, Pascal

Several articulatory strategies are available during the production of /u/, all resulting in a similar acoustic output. /u/ has two main constrictions, at the velum and at the lips. A perturbation of...

Motor equivalent strategies in the production of /u/ in perturbed speech (2009)

Brunner, Jana, Hoole, Phil, Perrier, Pascal

Several articulatory strategies are available during the production of /u/, all resulting in a similar acoustic output. /u/ has two main constrictions, at the velum and at the lips. A perturbation of...

Simulation of Muscle-Based Orofacial Movement Dynamics using a Muscle Activation Dependent Varying Constitutive Law (2009)

Nazari, Mohammad, Perrier, Pascal, Chabanas, Matthieu, Payan, Yohan

This paper presents a dynamic biomechanical model of the face. It is implemented with a finite element method in the ANSYS software environment. A three layered mesh adapted to the description of the...

Simulation of Muscle-Based Orofacial Movement Dynamics using a Muscle Activation Dependent Varying Constitutive Law (2009)

Nazari, Mohammad, Perrier, Pascal, Chabanas, Matthieu, Payan, Yohan

This paper presents a dynamic biomechanical model of the face. It is implemented with a finite element method in the ANSYS software environment. A three layered mesh adapted to the description of the...

A biomechanical model of cardinal vowel production: muscle activations and the impact of gravity on tongue positioning. (2009)

Buchaillard, Stéphanie, Perrier, Pascal, Payan, Yohan

A 3D biomechanical model of the tongue and the oral cavity, controlled by a functional model of muscle force generation (-model of the equilibrium point hypothesis) and coupled with an acoustic...

A biomechanical model of cardinal vowel production: muscle activations and the impact of gravity on tongue positioning. (2009)

Buchaillard, Stéphanie, Perrier, Pascal, Payan, Yohan

A 3D biomechanical model of the tongue and the oral cavity, controlled by a functional model of muscle force generation (-model of the equilibrium point hypothesis) and coupled with an acoustic...

Compensation strategies for a lip-tube perturbation of French [u]: an acoustic and perceptual study of 4-year-old children (2008)

Ménard, Lucie, Perrier, Pascal, Aubin, Jérôme, Savariaux, Christophe, Thibeault, Mélanie

The relations between production and perception in 4-year-old children were examined in a study of compensation strategies for a lip-tube perturbation. Acoustic and perceptual analyses of the rounded...

P. Perrier Control and representations in speech production (2008)

Pascal Perrier

In this paper the issue of the nature of the representations of the speech production task in the speaker's brain is addressed in a production-perception interaction framework. Since speech is...

Tongue pressure recordings during speech using complete denture (2008)

Jeannin, Christophe, Perrier, Pascal, Payan, Yohan, Dittmar, André, Grosgogeat, Brigitte

This paper describes an original experimental procedure to measure mechanical interactions between tongue and teeth during speech production. Using edentulous people as subjects, pressure transducers...

Use of a biomechanical tongue model to predict the impact of tongue surgery on speech production (2008)

Buchaillard, Stéphanie, Brix, Muriel, Perrier, Pascal, Payan, Yohan

This paper presents predictions of the consequences of tongue surgery on speech production. For this purpose, a 3D finite element model of the tongue is used that represents this articulator as a...

A biomechanical model of the face including muscles for the prediction of deformations during speech production (2008)

Groleau, Julie, Chabanas, Matthieu, Marecaux, Christophe, Payrard, Natacha, Segaud, Brice, Rochette, Michel, ...

A 3D biomechanical finite element model of the face is presented. Muscles are represented by piece-wise uniaxial tension cable elements linking the insertion points. Such insertion points are...

An Efficient Biomechanical Tongue model for Speech Research (2008)

Florian Vogt, John E. Lloyd, Stéphanie Buchaillard, Pascal Perrier, Matthieu Chabanas, Yohan Payan, ...

Abstract. We describe our investigation of a fast 3D finite element method (FEM) for biomedical simulation of a muscle-activated human tongue. Our method uses a linear stiffness-warping scheme to...

Tongue pressure recordings during speech using complete denture (2008)

Jeannin, Christophe, Perrier, Pascal, Payan, Yohan, Dittmar, André, Grosgogeat, Brigitte

This paper describes an original experimental procedure to measure mechanical interactions between tongue and teeth during speech production. Using edentulous people as subjects, pressure transducers...

Tongue pressure recordings during speech using complete denture (2008)

Jeannin, Christophe, Perrier, Pascal, Payan, Yohan, Dittmar, André, Grosgogeat, Brigitte

This paper describes an original experimental procedure to measure mechanical interactions between tongue and teeth during speech production. Using edentulous people as subjects, pressure transducers...

Speed-curvature relations in speech production challenge the one-third power law. (2008)

Perrier, Pascal, Fuchs, Susanne

Relations between tangential velocity and trajectory curvature are analyzed for tongue movements during speech production in the framework of the 1/3 power law, discovered by Viviani and colleagues...

Speed-curvature relations in speech production challenge the one-third power law. (2008)

Perrier, Pascal, Fuchs, Susanne

Relations between tangential velocity and trajectory curvature are analyzed for tongue movements during speech production in the framework of the 1/3 power law, discovered by Viviani and colleagues...

Compensation strategies for a lip-tube perturbation of French [u]: an acoustic and perceptual study of 4-year-old children (2008)

Ménard, Lucie, Perrier, Pascal, Aubin, Jérôme, Savariaux, Christophe, Thibeault, Mélanie

The relations between production and perception in 4-year-old children were examined in a study of compensation strategies for a lip-tube perturbation. Acoustic and perceptual analyses of the rounded...

Compensation strategies for a lip-tube perturbation of French [u]: an acoustic and perceptual study of 4-year-old children (2008)

Ménard, Lucie, Perrier, Pascal, Aubin, Jérôme, Savariaux, Christophe, Thibeault, Mélanie

The relations between production and perception in 4-year-old children were examined in a study of compensation strategies for a lip-tube perturbation. Acoustic and perceptual analyses of the rounded...

Réorganisation du conduit vocal et réorganisation corticale de la parole : de la perturbation aux lèvres à la glossectomie. Études acoustiques et IRMf. (2008)

Savariaux, Christophe, Vilain, Coriandre, Baciu, Monica, Abry, Christian, Perrier, Pascal, Lebeau, Jacques, ...

Retrouver l'usage de la langue - articulateur central de la parole - pour produire les dix voyelles du français, et ce après une opération de glossectomie suivie d'une reconstruction linguale à...

Réorganisation du conduit vocal et réorganisation corticale de la parole : de la perturbation aux lèvres à la glossectomie. Études acoustiques et IRMf. (2008)

Savariaux, Christophe, Vilain, Coriandre, Baciu, Monica, Abry, Christian, Perrier, Pascal, Lebeau, Jacques, ...

Retrouver l'usage de la langue - articulateur central de la parole - pour produire les dix voyelles du français, et ce après une opération de glossectomie suivie d'une reconstruction linguale à...

To what extent does Tagged-MRI technique allow to infer tongue muscles' activation pattern? A modelling study (2008)

Buchaillard, Stéphanie, Perrier, Pascal, Payan, Yohan

`Tagged MRI' techniques have been used during the past years to predict which muscles are activated during the production tongue movements. Using this technique, inferences are based on the...

To what extent does Tagged-MRI technique allow to infer tongue muscles' activation pattern? A modelling study (2008)

Buchaillard, Stéphanie, Perrier, Pascal, Payan, Yohan

`Tagged MRI' techniques have been used during the past years to predict which muscles are activated during the production tongue movements. Using this technique, inferences are based on the...

A Continuous Biomechanical Model of the Face: A Study of Muscle Coordination for Speech Lip Gestures (2008)

Nazari, Mohammad, Payan, Yohan, Perrier, Pascal, Chabanas, Matthieu, Lobos, Claudio

A 3D finite element face model which geometry has been extracted from CT data is being used for implementing orofacial speech gestures and studying underlying muscle activations. This model consists...

A Continuous Biomechanical Model of the Face: A Study of Muscle Coordination for Speech Lip Gestures (2008)

Nazari, Mohammad, Payan, Yohan, Perrier, Pascal, Chabanas, Matthieu, Lobos, Claudio

A 3D finite element face model which geometry has been extracted from CT data is being used for implementing orofacial speech gestures and studying underlying muscle activations. This model consists...

PRESLA: An original device to measure the mechanical interaction between tongue and teeth or palate during speech production (2008)

Jeannin, Christophe, Perrier, Pascal, Payan, Yohan, Grosgogeat, Brigitte, Dittmar, André, Géhin, Claudine

An original experimental procedure is presented to measure the mechanical interaction between tongue and teeth and palate during speech production. It consists in using edentulous people as subjects...

PRESLA: An original device to measure the mechanical interaction between tongue and teeth or palate during speech production (2008)

Jeannin, Christophe, Perrier, Pascal, Payan, Yohan, Grosgogeat, Brigitte, Dittmar, André, Géhin, Claudine

An original experimental procedure is presented to measure the mechanical interaction between tongue and teeth and palate during speech production. It consists in using edentulous people as subjects...

Understanding speech production: The PILIOS approach (2008)

Fuchs, Susanne, Perrier, Pascal

Understanding and modeling biological and physical mechanisms underlying speech production helps understanding speech motor control and its link to linguistic structure. Two of our recent studies are...

Understanding speech production: The PILIOS approach (2008)

Fuchs, Susanne, Perrier, Pascal

Understanding and modeling biological and physical mechanisms underlying speech production helps understanding speech motor control and its link to linguistic structure. Two of our recent studies are...

Development of Lingual Displacement Independence at Babbling Stage (2008)

Canault, Mélanie, Laboissière, Rafael, Perrier, Pascal, Sock, Rudolph

In this study, we recorded jaw movements and the acoustic signal of 15 babies of 8 to 12 months of age during babbling in order to assess the hypothesis whereby tongue gestures would be more...

Do Speakers' Vocal Tract Geometries Shape their Articulatory Vowel Space? (2008)

Fuchs, Susanne, Winkler, Ralf, Perrier, Pascal

This study investigates the relation between para¬meters describing differences between speaker-speci¬fic vocal tract geometries and articulatory distances between the corner vowels based on MRI...

The use of sensory feedback in the adaptation of perturbed /s/ (2008)

Brunner, Jana, Hoole, Phil, Perrier, Pascal

The study investigates the contribution of tactile and auditory feedback in the adaptation of /s/ in presence of a palatal prosthesis. Five speakers were recorded via EMA (1) without the prosthesis,...

Speech Planning for V1CV2 Sequences: Influence of the Planned Sequence (2008)

Perrier, Pascal, Ma, Liang

The paper studies the potential influence of the structure of a language (in terms of phonological units) on the anticipatory coarticulation. It is hypothesized that speech gestures are optimally...

Development of Lingual Displacement Independence at Babbling Stage (2008)

Canault, Mélanie, Laboissière, Rafael, Perrier, Pascal, Sock, Rudolph

In this study, we recorded jaw movements and the acoustic signal of 15 babies of 8 to 12 months of age during babbling in order to assess the hypothesis whereby tongue gestures would be more...

Do Speakers' Vocal Tract Geometries Shape their Articulatory Vowel Space? (2008)

Fuchs, Susanne, Winkler, Ralf, Perrier, Pascal

This study investigates the relation between para¬meters describing differences between speaker-speci¬fic vocal tract geometries and articulatory distances between the corner vowels based on MRI...

The use of sensory feedback in the adaptation of perturbed /s/ (2008)

Brunner, Jana, Hoole, Phil, Perrier, Pascal

The study investigates the contribution of tactile and auditory feedback in the adaptation of /s/ in presence of a palatal prosthesis. Five speakers were recorded via EMA (1) without the prosthesis,...

Speech Planning for V1CV2 Sequences: Influence of the Planned Sequence (2008)

Perrier, Pascal, Ma, Liang

The paper studies the potential influence of the structure of a language (in terms of phonological units) on the anticipatory coarticulation. It is hypothesized that speech gestures are optimally...

Tongue pressure recordings during speech using complete denture (2008)

Jeannin, Christophe, Perrier, Pascal, Payan, Yohan, Dittmar, André, Grosgogeat, Brigitte

This paper describes an original experimental procedure to measure mechanical interactions between tongue and teeth during speech production. Using edentulous people as subjects, pressure transducers...

Simulations of the consequences of tongue surgery on tongue mobility: implications for speech production in post-surgery conditions (2007)

Buchaillard, Stéphanie, Brix, Muriel, Perrier, Pascal, Payan, Yohan

This paper presents simulations of the impact of tongue surgery on tongue movements and on speech articulation. For this, a 3D biomechanical Finite Element (FE) model of the tongue is used. Muscles...

Modeling the consequences of tongue surgery on tongue mobility (2007)

Buchaillard, Stéphanie, Brix, Muriel, Perrier, Pascal, Payan, Yohan

This paper presents the current achievements of a long term project aiming at predicting and assessing the impact of tongue and mouth floor surgery on tongue mobility. The ultimate objective of this...

Degrees of freedom of tongue movements in speech may be constrained by biomechanics (2007)

Perrier, Pascal, Perkell, Joseph, Payan, Yohan, Zandipour, Majid, Guenther, Franck, Khalighi, Ali

A number of studies carried out on different languages have found that tongue movements in speech are made along two primary degrees of freedom (d.f.s): the high-front to low-back axis and the...

A 3D biomechanical vocal tract model to study speech production control: How to take into account the gravity? (2007)

Buchaillard, Stéphanie, Perrier, Pascal, Payan, Yohan

This paper presents a modeling study of the way speech motor control can deal with gravity to achieve steady-state tongue positions. It is based on simulations carried out with the 3D biomechanical...

Modeling the consequences of tongue surgery on tongue mobility. (2007)

Buchaillard, Stéphanie, Brix, Muriel, Perrier, Pascal, Payan, Yohan

This paper presents the current achievements of a long term project aiming at predicting and assessing the impact of tongue and mouth floor surgery on tongue mobility. The ultimate objective of this...

Simulations of the consequences of tongue surgery on tongue mobility: implications for speech production in post-surgery conditions. (2007)

Buchaillard, Stéphanie, Brix, Muriel, Perrier, Pascal, Payan, Yohan

This paper presents simulations of the impact of tongue surgery on tongue movements and on speech articulation. For this, a 3D biomechanical Finite Element (FE) model of the tongue is used. Muscles...

Simulations of the consequences of tongue surgery on tongue mobility: implications for speech production in post-surgery conditions. (2007)

Buchaillard, Stéphanie, Brix, Muriel, Perrier, Pascal, Payan, Yohan

This paper presents simulations of the impact of tongue surgery on tongue movements and on speech articulation. For this, a 3D biomechanical Finite Element (FE) model of the tongue is used. Muscles...

Modeling the consequences of tongue surgery on tongue mobility. (2007)

Buchaillard, Stéphanie, Brix, Muriel, Perrier, Pascal, Payan, Yohan

This paper presents the current achievements of a long term project aiming at predicting and assessing the impact of tongue and mouth floor surgery on tongue mobility. The ultimate objective of this...

Use of a biomechanical tongue model to predict the impact of tongue surgery on speech production (2007)

Buchaillard, Stéphanie, Brix, Muriel, Perrier, Pascal, Payan, Yohan

This paper presents predictions of the consequences of tongue surgery on speech production. For this purpose, a 3D finite element model of the tongue is used that represents this articulator as a...

A biomechanical model of the face including muscles for the prediction of deformations during speech production (2007)

Groleau, Julie, Chabanas, Matthieu, Marecaux, Christophe, Payrard, Natacha, Segaud, Brice, Rochette, Michel, ...

A 3D biomechanical finite element model of the face is presented. Muscles are represented by piece-wise uniaxial tension cable elements linking the insertion points. Such insertion points are...

Use of a biomechanical tongue model to predict the impact of tongue surgery on speech production (2007)

Buchaillard, Stéphanie, Brix, Muriel, Perrier, Pascal, Payan, Yohan

This paper presents predictions of the consequences of tongue surgery on speech production. For this purpose, a 3D finite element model of the tongue is used that represents this articulator as a...

A biomechanical model of the face including muscles for the prediction of deformations during speech production (2007)

Groleau, Julie, Chabanas, Matthieu, Marecaux, Christophe, Payrard, Natacha, Segaud, Brice, Rochette, Michel, ...

A 3D biomechanical finite element model of the face is presented. Muscles are represented by piece-wise uniaxial tension cable elements linking the insertion points. Such insertion points are...

An articulatory and acoustic study of /u/ in preboundary position in French: The interaction of compensatory articulation, neutralization avoidance and featural enhancement (2007)

Tabain, Marija, Perrier, Pascal

This study presents acoustic and electro-magnetic articulography (EMA) data for the back rounded vowel /u/ in preboundary position in French. Five boundary types are examined: the Utterance, the...

An articulatory and acoustic study of /u/ in preboundary position in French: The interaction of compensatory articulation, neutralization avoidance and featural enhancement (2007)

Tabain, Marija, Perrier, Pascal

This study presents acoustic and electro-magnetic articulography (EMA) data for the back rounded vowel /u/ in preboundary position in French. Five boundary types are examined: the Utterance, the...

Acoustic and kinematic correlates of phonological length contrast in italian consonants. (2007)

Gili-Fivela, Barbara, Zmarich, Claudio, Perrier, Pascal, Savariaux, Christophe, Tisato, Graziano

In Italian, length contrast is exploited in the consonant system. Previous articulatory studies have focused on the temporal organization of gestures inItalian geminates and on the lower lip...

Acoustic and kinematic correlates of phonological length contrast in italian consonants. (2007)

Gili-Fivela, Barbara, Zmarich, Claudio, Perrier, Pascal, Savariaux, Christophe, Tisato, Graziano

In Italian, length contrast is exploited in the consonant system. Previous articulatory studies have focused on the temporal organization of gestures inItalian geminates and on the lower lip...

Articulatory Optimisation in Perturbed Vowel Articulation. (2007)

Brunner, Jana, Hoole, Phil, Perrier, Pascal

A two-week perturbation EMA-experiment was carried out with palatal prostheses. Articulatory effort for five speakers was assessed by means of peak acceleration and jerk during the tongue tip...

Is there a biological grounding of phonology? Determining factors, optimization, and communicative usage. (2007)

Fuchs, Susanne, Pompino-Marschall, Bernd, Perrier, Pascal

This special session discusses the issue if there is a biological grounding of phonology. By reviewing current and past work from different speech research disciplines we suggest that (1) biological...

Articulatory Optimisation in Perturbed Vowel Articulation. (2007)

Brunner, Jana, Hoole, Phil, Perrier, Pascal

A two-week perturbation EMA-experiment was carried out with palatal prostheses. Articulatory effort for five speakers was assessed by means of peak acceleration and jerk during the tongue tip...

Is there a biological grounding of phonology? Determining factors, optimization, and communicative usage. (2007)

Fuchs, Susanne, Pompino-Marschall, Bernd, Perrier, Pascal

This special session discusses the issue if there is a biological grounding of phonology. By reviewing current and past work from different speech research disciplines we suggest that (1) biological...

Mod\'{e}liser le physique pour comprendre le contr\^{o}le : le cas de l'anticipation en production de parole (2006)

Perrier, Pascal, Payan, Yohan, Marret, Romain

This chapter introduces numerical simulations provided by a 2D biomechanical model of the tongue. These simulations help in understanding the influence of the lingual mechanical characteristics onto...

Mod\'{e}lisation biom\'{e}canique tri-dimensionnelle de l'articulateur lingual pour \'{e}tudier le contr\^{o}le de la parole (2006)

Gerard, Jean-Michel, Perrier, Pascal, Payan, Yohan

A 3D biomechanical dynamical model of human tongue is presented, which is elaborated to test in the future hypotheses about speech motor control. Tissue elastic properties are accounted for in Finite...

Modeling the production of VCV sequences via the inversion of a biomechanical model of the tongue (2006)

Perrier, Pascal, Ma, Liang, Payan, Yohan

A control model of the production of VCV sequences is presented, which consists in three main parts: a static forward model of the relations between motor commands and acoustic properties; the...

A non-invasive device to measure mechanical interaction between tongue, palate and teeth during speech production (2006)

Jeannin, Christophe, Perrier, Pascal, Payan, Yohan, Dittmar, André, Grosgogeat, Brigitte

This paper describes an original experimental procedure to measure the mechanical interaction between the tongue and teeth and palate during speech production. It consists in using edentulous people...

Physical modelling of the airflow-walls interactions to understand the sleep apnea syndrome (2006)

Payan, Yohan, Pelorson, Xavier, Perrier, Pascal

Sleep Apnea Syndrome (SAS) is defined as a partial or total closure of the patient upper airways during sleep. The term "collapsus" (or collapse) is used to describe this closure. From a fluid...

Influences of tongue biomechanics on speech movements during the production of velar stop consonants: a modeling study (2006)

Perrier, Pascal, Payan, Yohan, Zandipour, Majid, Perkell, Joseph

This study explores the following hypothesis: forward looping movements of the tongue that are observed in VCV sequences are due partly to the anatomical arrangement of the tongue muscles and how...

Biomechanical models to simulate consequences of maxillofacial surgery (2006)

Payan, Yohan, Chabanas, Matthieu, Pelorson, Xavier, Vilain, Coriandre, Levy, Patrick, Luboz, Vincent, ...

This paper presents the biomechanical finite element models that have been developed in the framework of the computer-assisted maxillofacial surgery. After a brief overview of the continuous elastic...

A 3D dynamical biomechanical tongue model to study speech motor control (2006)

Gerard, Jean-Michel, Wilhelms-Tricarico, Reiner, Perrier, Pascal, Payan, Yohan

A 3D biomechanical dynamical model of human tongue is presented, that is elaborated in the aim to test hypotheses about speech motor control. Tissue elastic properties are accounted for in Finite...

Efficient 3D Finite Element Modeling of a Muscle-Activated Tongue (2006)

Vogt, Florian, Lloyd, John, Buchaillard, Stéphanie, Perrier, Pascal, Chabanas, Matthieu, Payan, Yohan, ...

We describe our investigation of a fast 3D finite element method (FEM) for biomedical simulation of a muscle-activated human tongue. Our method uses a linear stiffness-warping scheme to achieve...

Efficient 3D Finite Element Modeling of a Muscle-Activated Tongue (2006)

Vogt, Florian, Lloyd, John, Buchaillard, Stéphanie, Perrier, Pascal, Chabanas, Matthieu, Payan, Yohan, ...

We describe our investigation of a fast 3D finite element method (FEM) for biomedical simulation of a muscle-activated human tongue. Our method uses a linear stiffness-warping scheme to achieve...

Efficient 3D Finite Element Modeling of a Muscle-Activated Tongue (2006)

Vogt, Florian, Lloyd, John, Buchaillard, Stéphanie, Perrier, Pascal, Chabanas, Matthieu, Payan, Yohan, ...

We describe our investigation of a fast 3D finite element method (FEM) for biomedical simulation of a muscle-activated human tongue. Our method uses a linear stiffness-warping scheme to achieve...

3D biomechanical tongue modeling to study speech production (2006)

Gerard, Jean-Michel, Perrier, Pascal, Payan, Yohan

The study of speech motor control from kinematic and acoustic signals collected from speakers requires an evaluation of the influence of the physical properties of the speech apparatus on the time...

An Efficient Biomechanical Tongue model for Speech Research. (2006)

Vogt, Florian, Lloyd, John, Buchaillard, Stéphanie, Perrier, Pascal, Chabanas, Matthieu, Payan, Yohan, ...

This paper describes our investigation of a fast 3D finite element method (FEM) for biomedical simulation of a muscle-activated human tongue. Our method uses a linear stiffness-warping scheme to...

A 3D biomechanical vocal tract model to study speech production control: How to take into account the gravity? (2006)

Buchaillard, Stéphanie, Perrier, Pascal, Payan, Yohan

This paper presents a modeling study of the way speech motor control can deal with gravity to achieve steady-state tongue positions. It is based on simulations carried out with the 3D biomechanical...

An Efficient Biomechanical Tongue model for Speech Research. (2006)

Vogt, Florian, Lloyd, John, Buchaillard, Stéphanie, Perrier, Pascal, Chabanas, Matthieu, Payan, Yohan, ...

This paper describes our investigation of a fast 3D finite element method (FEM) for biomedical simulation of a muscle-activated human tongue. Our method uses a linear stiffness-warping scheme to...

A 3D biomechanical vocal tract model to study speech production control: How to take into account the gravity? (2006)

Buchaillard, Stéphanie, Perrier, Pascal, Payan, Yohan

This paper presents a modeling study of the way speech motor control can deal with gravity to achieve steady-state tongue positions. It is based on simulations carried out with the 3D biomechanical...

3D biomechanical tongue modeling to study speech production (2006)

Gerard, Jean-Michel, Perrier, Pascal, Payan, Yohan

The study of speech motor control from kinematic and acoustic signals collected from speakers requires an evaluation of the influence of the physical properties of the speech apparatus on the time...

Efficient 3D Finite Element Modeling of a Muscle-Activated Tongue (2006)

Vogt, Florian, Lloyd, John, Buchaillard, Stéphanie, Perrier, Pascal, Chabanas, Matthieu, Payan, Yohan, ...

We describe our investigation of a fast 3D finite element method (FEM) for biomedical simulation of a muscle-activated human tongue. Our method uses a linear stiffness-warping scheme to achieve...

About speech motor control complexity (2006)

Perrier, Pascal

A key issue in research about speech motor control is the one of the level of complexity that is required for the internal models: have these models to account accurately for all physical properties...

What role does the palate play in speech motor control? Insights from tongue kinematics for German alveolar obstruents (2006)

Fuchs, Susanne, Perrier, Pascal, Geng, Christian, Mooshammer, Christine

By means of simultaneous EMMA and EPG recordings, we investigated tongue tip kinematics and tongue palate contact patterns for four German speakers in order to compare production strategies of...

About speech motor control complexity (2006)

Perrier, Pascal

A key issue in research about speech motor control is the one of the level of complexity that is required for the internal models: have these models to account accurately for all physical properties...

What role does the palate play in speech motor control? Insights from tongue kinematics for German alveolar obstruents (2006)

Fuchs, Susanne, Perrier, Pascal, Geng, Christian, Mooshammer, Christine

By means of simultaneous EMMA and EPG recordings, we investigated tongue tip kinematics and tongue palate contact patterns for four German speakers in order to compare production strategies of...

Influence de la forme du palais sur la variabilité articulatoire (2006)

Brunner, Jana, Perrier, Pascal, Fuchs, Susanne

As has been noted previously, speakers with coronally low "flat" palates exhibit less articulatory variability than speakers with coronally high "domeshaped" palates. This phenomenon is investigated...

Temporal development of compensation strategies for perturbed palate shape in German /sch/-production (2006)

Brunner, Jana, Hoole, Phil, Perrier, Pascal, Fuchs, Susanne

The palate shape of four speakers was changed by a prosthesis which either lowered the palate or retracted the alveoles. Subjects wore the prosthesis for two weeks and were recorded several times via...

Influence de la forme du palais sur la variabilité articulatoire (2006)

Brunner, Jana, Perrier, Pascal, Fuchs, Susanne

As has been noted previously, speakers with coronally low "flat" palates exhibit less articulatory variability than speakers with coronally high "domeshaped" palates. This phenomenon is investigated...

Temporal development of compensation strategies for perturbed palate shape in German /sch/-production (2006)

Brunner, Jana, Hoole, Phil, Perrier, Pascal, Fuchs, Susanne

The palate shape of four speakers was changed by a prosthesis which either lowered the palate or retracted the alveoles. Subjects wore the prosthesis for two weeks and were recorded several times via...

Non linear elastic properties of the lingual and facial tissues assessed by indentation technique. Application to the biomechanics of speech production (2005)

Gerard, Jean-Michel, Ohayon, Jacques, Luboz, Vincent, Perrier, Pascal, Payan, Yohan

This paper aims at characterizing the mechanical behavior of two human anatomical structures, namely the tongue and the cheek. For this, an indentation experiment was provided, by measuring the...

Non linear elastic properties of the lingual and facial tissues assessed by indentation technique. Application to the biomechanics of speech production (2005)

Gerard, Jean-Michel, Ohayon, Jacques, Luboz, Vincent, Perrier, Pascal, Payan, Yohan

This paper aims at characterizing the mechanical behavior of two human anatomical structures, namely the tongue and the cheek. For this, an indentation experiment was provided, by measuring the...

Non linear elastic properties of the lingual and facial tissues assessed by indentation technique. Application to the biomechanics of speech production (2005)

Gerard, Jean-Michel, Ohayon, Jacques, Luboz, Vincent, Perrier, Pascal, Payan, Yohan

This paper aims at characterizing the mechanical behavior of two human anatomical structures, namely the tongue and the cheek. For this, an indentation experiment was provided, by measuring the...

A non-invasive device to measure mechanical interaction between tongue, palate and teeth during speech production (2005)

Jeannin, Christophe, Perrier, Pascal, Payan, Yohan, Dittmar, André, Grosgogeat, Brigitte

This paper describes an original experimental procedure to measure the mechanical interaction between the tongue and teeth and palate during speech production. It consists in using edentulous people...

Modeling the production of VCV sequences via the inversion of a biomechanical model of the tongue (2005)

Perrier, Pascal, Ma, Liang, Payan, Yohan

A control model of the production of VCV sequences is presented, which consists in three main parts: a static forward model of the relations between motor commands and acoustic properties; the...

A non-invasive device to measure mechanical interaction between tongue, palate and teeth during speech production (2005)

Jeannin, Christophe, Perrier, Pascal, Payan, Yohan, Dittmar, André, Grosgogeat, Brigitte

This paper describes an original experimental procedure to measure the mechanical interaction between the tongue and teeth and palate during speech production. It consists in using edentulous people...

Modeling the production of VCV sequences via the inversion of a biomechanical model of the tongue (2005)

Perrier, Pascal, Ma, Liang, Payan, Yohan

A control model of the production of VCV sequences is presented, which consists in three main parts: a static forward model of the relations between motor commands and acoustic properties; the...

Non linear elastic properties of the lingual and facial tissues assessed by indentation technique. Application to the biomechanics of speech production (2005)

Gerard, Jean-Michel, Ohayon, Jacques, Luboz, Vincent, Perrier, Pascal, Payan, Yohan

This paper aims at characterizing the mechanical behavior of two human anatomical structures, namely the tongue and the cheek. For this, an indentation experiment was provided, by measuring the...

Articulation and acoustics of /i/ in pre-boundary position in French (2005)

Tabain, Marija, Perrier, Pascal

This study presents acoustic and electro-magnetic articulometry (EMA) data forthe vowel /i/ in pre-boundary position in French. The boundaries examined are the Utterance, the Intonational phrase, the...

Articulation and acoustics of /i/ in pre-boundary position in French (2005)

Tabain, Marija, Perrier, Pascal

This study presents acoustic and electro-magnetic articulometry (EMA) data forthe vowel /i/ in pre-boundary position in French. The boundaries examined are the Utterance, the Intonational phrase, the...

Control and representations in speech production (2005)

Perrier, Pascal

In this paper the issue of the nature of the representations of the speech production task in the speaker's brain is addressed in a production-perception interaction framework. Since speech is...

Control and representations in speech production (2005)

Perrier, Pascal

In this paper the issue of the nature of the representations of the speech production task in the speaker's brain is addressed in a production-perception interaction framework. Since speech is...

Production de la parole en présence de perturbations fonctionnelles, pathologiques ou artificielles. (2004)

Abry, Christian, Perrier, Pascal

Le travail effectué dans le cadre de ce projet a eu pour objectif l'étude des mécanismes d'adaptation de locuteurs français à des perturbations importantes de leur capacité d'articulation de la...

Production de la parole en présence de perturbations fonctionnelles, pathologiques ou artificielles. (2004)

Abry, Christian, Perrier, Pascal

Le travail effectué dans le cadre de ce projet a eu pour objectif l'étude des mécanismes d'adaptation de locuteurs français à des perturbations importantes de leur capacité d'articulation de la...

Indentation for estimating the human tongue soft tissues constitutive law: application to a 3D biomechanical model (2004)

Gerard, Jean-Michel, Ohayon, Jacques, Luboz, Vincent, Perrier, Pascal, Payan, Yohan

A 3D biomechanical model of the tongue is presented here. Its goal is to evaluate the speech control model. This model was designed considering three constraints: speech movement speed, tongue...

Indentation for estimating the human tongue soft tissues constitutive law: application to a 3D biomechanical model (2004)

Gerard, Jean-Michel, Ohayon, Jacques, Luboz, Vincent, Perrier, Pascal, Payan, Yohan

A 3D biomechanical model of the tongue is presented here. Its goal is to evaluate the speech control model. This model was designed considering three constraints: speech movement speed, tongue...

Production de la parole en présence de perturbations fonctionnelles, pathologiques ou artificielles. (2004)

Abry, Christian, Perrier, Pascal

Le travail effectué dans le cadre de ce projet a eu pour objectif l'étude des mécanismes d'adaptation de locuteurs français à des perturbations importantes de leur capacité d'articulation de la...

Indentation for estimating the human tongue soft tissues constitutive law: application to a 3D biomechanical model (2004)

Gerard, Jean-Michel, Ohayon, Jacques, Luboz, Vincent, Perrier, Pascal, Payan, Yohan

A 3D biomechanical model of the tongue is presented here. Its goal is to evaluate the speech control model. This model was designed considering three constraints: speech movement speed, tongue...

Modéliser le physique pour comprendre le contrôle : le cas de l'anticipation en production de parole (2004)

Perrier, Pascal, Payan, Yohan, Marret, Romain

This chapter introduces numerical simulations provided by a 2D biomechanical model of the tongue. These simulations help in understanding the influence of the lingual mechanical characteristics onto...

Modélisation biomécanique tri-dimensionnelle de l'articulateur lingual pour étudier le contrôle de la parole. (2004)

Gerard, Jean-Michel, Perrier, Pascal, Payan, Yohan

A 3D biomechanical dynamical model of human tongue is presented, which is elaborated to test in the future hypotheses about speech motor control. Tissue elastic properties are accounted for in Finite...

Modélisation biomécanique tri-dimensionnelle de l'articulateur lingual pour étudier le contrôle de la parole. (2004)

Gerard, Jean-Michel, Perrier, Pascal, Payan, Yohan

A 3D biomechanical dynamical model of human tongue is presented, which is elaborated to test in the future hypotheses about speech motor control. Tissue elastic properties are accounted for in Finite...

Modéliser le physique pour comprendre le contrôle : le cas de l'anticipation en production de parole (2004)

Perrier, Pascal, Payan, Yohan, Marret, Romain

This chapter introduces numerical simulations provided by a 2D biomechanical model of the tongue. These simulations help in understanding the influence of the lingual mechanical characteristics onto...

Indentation for estimating the human tongue soft tissues constitutive law: application to a 3D biomechanical model (2004)

Gerard, Jean-Michel, Ohayon, Jacques, Luboz, Vincent, Perrier, Pascal, Payan, Yohan

A 3D biomechanical model of the tongue is presented here. Its goal is to evaluate the speech control model. This model was designed considering three constraints: speech movement speed, tongue...

Production de la parole en présence de perturbations fonctionnelles, pathologiques ou artificielles. (2004)

Abry, Christian, Perrier, Pascal

Le travail effectué dans le cadre de ce projet a eu pour objectif l'étude des mécanismes d'adaptation de locuteurs français à des perturbations importantes de leur capacité d'articulation de la...

Physical modelling of the airflow-walls interactions to understand the sleep apnea syndrome (2003)

Payan, Yohan, Pelorson, Xavier, Perrier, Pascal

Sleep Apnea Syndrome (SAS) is defined as a partial or total closure of the patient upper airways during sleep. The term “collapsus” (or collapse) is used to describe this closure. From a fluid...

Influences of tongue biomechanics on speech movements during the production of velar stop consonants: a modeling study (2003)

Perrier, Pascal, Payan, Yohan, Zandipour, Majid, Perkell, Joseph

This study explores the following hypothesis: forward looping movements of the tongue that are observed in VCV sequences are due partly to the anatomical arrangement of the tongue muscles and how...

A 3D dynamical biomechanical tongue model to study speech motor control (2003)

Gerard, Jean-Michel, Wilhelms-Tricarico, Reiner, Perrier, Pascal, Payan, Yohan

A 3D biomechanical dynamical model of human tongue is presented, that is elaborated in the aim to test hypotheses about speech motor control. Tissue elastic properties are accounted for in Finite...

Physical modelling of the airflow-walls interactions to understand the sleep apnea syndrome (2003)

Payan, Yohan, Pelorson, Xavier, Perrier, Pascal

Sleep Apnea Syndrome (SAS) is defined as a partial or total closure of the patient upper airways during sleep. The term “collapsus” (or collapse) is used to describe this closure. From a fluid...

Influences of tongue biomechanics on speech movements during the production of velar stop consonants: a modeling study (2003)

Perrier, Pascal, Payan, Yohan, Zandipour, Majid, Perkell, Joseph

This study explores the following hypothesis: forward looping movements of the tongue that are observed in VCV sequences are due partly to the anatomical arrangement of the tongue muscles and how...

A 3D dynamical biomechanical tongue model to study speech motor control (2003)

Gerard, Jean-Michel, Wilhelms-Tricarico, Reiner, Perrier, Pascal, Payan, Yohan

A 3D biomechanical dynamical model of human tongue is presented, that is elaborated in the aim to test hypotheses about speech motor control. Tissue elastic properties are accounted for in Finite...

Physical modelling of the airflow-walls interactions to understand the sleep apnea syndrome (2003)

Payan, Yohan, Pelorson, Xavier, Perrier, Pascal

Sleep Apnea Syndrome (SAS) is defined as a partial or total closure of the patient upper airways during sleep. The term “collapsus” (or collapse) is used to describe this closure. From a fluid...

Influences of tongue biomechanics on speech movements during the production of velar stop consonants: a modeling study (2003)

Perrier, Pascal, Payan, Yohan, Zandipour, Majid, Perkell, Joseph

This study explores the following hypothesis: forward looping movements of the tongue that are observed in VCV sequences are due partly to the anatomical arrangement of the tongue muscles and how...

A 3D dynamical biomechanical tongue model to study speech motor control (2003)

Gerard, Jean-Michel, Wilhelms-Tricarico, Reiner, Perrier, Pascal, Payan, Yohan

A 3D biomechanical dynamical model of human tongue is presented, that is elaborated in the aim to test hypotheses about speech motor control. Tissue elastic properties are accounted for in Finite...

Physical modelling of the airflow-walls interactions to understand the sleep apnea syndrome (2003)

Payan, Yohan, Pelorson, Xavier, Perrier, Pascal

Sleep Apnea Syndrome (SAS) is defined as a partial or total closure of the patient upper airways during sleep. The term “collapsus” (or collapse) is used to describe this closure. From a fluid...

Influences of tongue biomechanics on speech movements during the production of velar stop consonants: a modeling study (2003)

Perrier, Pascal, Payan, Yohan, Zandipour, Majid, Perkell, Joseph

This study explores the following hypothesis: forward looping movements of the tongue that are observed in VCV sequences are due partly to the anatomical arrangement of the tongue muscles and how...

A 3D dynamical biomechanical tongue model to study speech motor control (2003)

Gerard, Jean-Michel, Wilhelms-Tricarico, Reiner, Perrier, Pascal, Payan, Yohan

A 3D biomechanical dynamical model of human tongue is presented, that is elaborated in the aim to test hypotheses about speech motor control. Tissue elastic properties are accounted for in Finite...

Biomechanical models to simulate consequences of maxillofacial surgery (2002)

Payan, Yohan, Chabanas, Matthieu, Pelorson, Xavier, Vilain, Coriandre, Levy, Patrick, Luboz, Vincent, ...

This paper presents the biomechanical finite element models that have been developed in the framework of the computer-assisted maxillofacial surgery. After a brief overview of the continuous elastic...

Biomechanical models to simulate consequences of maxillofacial surgery (2002)

Payan, Yohan, Chabanas, Matthieu, Pelorson, Xavier, Vilain, Coriandre, Levy, Patrick, Luboz, Vincent, ...

This paper presents the biomechanical finite element models that have been developed in the framework of the computer-assisted maxillofacial surgery. After a brief overview of the continuous elastic...

Biomechanical models to simulate consequences of maxillofacial surgery (2002)

Payan, Yohan, Chabanas, Matthieu, Pelorson, Xavier, Vilain, Coriandre, Levy, Patrick, Luboz, Vincent, ...

This paper presents the biomechanical finite element models that have been developed in the framework of the computer-assisted maxillofacial surgery. After a brief overview of the continuous elastic...

Biomechanical models to simulate consequences of maxillofacial surgery (2002)

Payan, Yohan, Chabanas, Matthieu, Pelorson, Xavier, Vilain, Coriandre, Levy, Patrick, Luboz, Vincent, ...

This paper presents the biomechanical finite element models that have been developed in the framework of the computer-assisted maxillofacial surgery. After a brief overview of the continuous elastic...

The sensorimotor control of speech production (2001)

Joseph Perkell, Frank Guenther, Harlan Lane, Melanie Matthies, Yohan Payan, Pascal Perrier, ...

A model of the sensorimotor control of speech production is presented. The model is being implemented as a set of computer simulations. It converts an input sequence of discrete phonemes into...

Degrees of freedom of tongue movements in speech may be constrained by biomechanics. (2000)

Perrier, Pascal, Perkell, Joseph, Payan, Yohan, Zandipour, Majid, Guenther, Franck, Khalighi, Ali

A number of studies carried out on different languages have found that tongue movements in speech are made along two primary degrees of freedom (d.f.s): the high-front to low-back axis and the...

Degrees of freedom of tongue movements in speech may be constrained by biomechanics. (2000)

Perrier, Pascal, Perkell, Joseph, Payan, Yohan, Zandipour, Majid, Guenther, Franck, Khalighi, Ali

A number of studies carried out on different languages have found that tongue movements in speech are made along two primary degrees of freedom (d.f.s): the high-front to low-back axis and the...

Control of tongue movements in speech: The Equilibrium point Hypothesis perspective (1996)

Perrier, Pascal, Loevenbruck, Hélène, Payan, Yohan

In this paper , the application of the Equilibrium Point Hypothesis— originally proposed by Feldman for the control of limb movements— to speech control is analysed . In the first part ,...

Control of tongue movements in speech: The Equilibrium point Hypothesis perspective (1996)

Perrier, Pascal, Loevenbruck, Hélène, Payan, Yohan

In this paper , the application of the Equilibrium Point Hypothesis— originally proposed by Feldman for the control of limb movements— to speech control is analysed . In the first part ,...

Control of tongue movements in speech: The Equilibrium point Hypothesis perspective (1996)

Perrier, Pascal, Loevenbruck, Hélène, Payan, Yohan

In this paper , the application of the Equilibrium Point Hypothesis— originally proposed by Feldman for the control of limb movements— to speech control is analysed . In the first part ,...

Control of tongue movements in speech: The Equilibrium point Hypothesis perspective (1996)

Perrier, Pascal, Loevenbruck, Hélène, Payan, Yohan

In this paper , the application of the Equilibrium Point Hypothesis— originally proposed by Feldman for the control of limb movements— to speech control is analysed . In the first part ,...