Speech : a dynamic process / Rene Carre, Pierre Divenyi, Mohamad Mrayati.

Format:

Book

Author/Creator:

Carré, R., author.

Divenyi, Pierre, 1937- author.

Mrayati, Mohamad, author.

Language:

English

Subjects (All):

Speech--Physiological aspects.

Speech.

Voice--Physiological aspects.

Voice.

Speech processing systems.

Physical Description:

1 online resource (242 pages)

Edition:

1st ed.

Place of Publication:

Berlin, [Germany] ; Boston, [Massachusetts] : De Gruyter, 2017.

Summary:

Speech: A dynamic process takes readers on a rigorous exploratory journey to expose them to the inherently dynamic nature of speech.The book addresses an intriguing question: Based only on physical principles alone, can the exploitation of a simple acoustic tube evolve into an optimal speech production system comparable to the one we possess?.

Contents:

Intro

Preface

Contents

Introduction

1 Speech: results, theories, models

1.1 Background

1.2 Speech production

1.2.1 Speech production theories

1.2.2 Speech production data

1.2.3 Speech production modeling

1.3 Speech perception

1.3.1 A short history of the study of speech perception

1.3.2 Models of speech perception

1.4 Conclusions

2 Perturbation and sensitivity functions

2.1 Introduction

2.2 Sensitivity functions for process modeling

2.3 Resonances and energy in an acoustic tube

2.4 From perturbation theory to sensitivity function

2.5 Approximating the tube by N sections

2.6 Example on a relation between A(x), SFi(x), and Fi

2.7 An example of a non-uniform tube

2.8 Conclusions

3 An efficient acoustic production system

3.1 Algorithm for efficient change of tube shape

3.2 Computational results

3.2.1 Exploring the F1-F2 acoustic plane

3.2.2 Behavior of an initially uniform tube constrained only by area limits

3.2.3 Toward a more realistic sound-producing tube

3.2.4 Starting from a non-uniform tube

3.3 Conclusions

4 The Distinctive Region Model (DRM)

4.1 Introduction

4.2 The model

4.2.1 The two-region model for the closed open case

4.2.2 The four-region model for the closed-open case

4.2.3 The eight-region-model for the closed open case

4.2.4 The closed-closed tube model

4.3 Use of the model to discover primitive trajectories

4.3.1 The model with simplified controls

4.3.2 From a closed-open to a closed-closed model

4.3.3 Deduction of seven primitive trajectories

4.4 Efficiency and optimality of the model

4.5 Summary and conclusions

5 Speech production and the model

5.1 The articulatory level

5.2 The DRM and vowel production

5.3 Vowel dynamics

5.4 Consonant production and the model.

5.4.1 CV syllabic co-production and the model

5.4.2 VCV production

5.5 Discussion and conclusions

6 Vowel systems as predicted by the model

6.1 Problems of vowel system predictions

6.2 Prediction of vowel systems from DRM trajectories

6.3 The phonology-phonetics relation

6.4 Conclusions

7 Speech dynamics and the model

7.1 Characteristics of speech gestures as dynamic phonological primitives

7.1.1 The issue of duration range

7.1.2 The issue of kinetics

7.1.3 The issue of gesture synchrony

7.2 Formant transition rates

7.2.1 Vowel-to-vowel transition dynamics

7.2.2 Consonant-to-neutral vowel transition rates

7.3 Discussion and conclusions

8 Speech perception viewed from the model

8.1 Properties of the auditory system, in a nutshell

8.2 Auditory pattern recognition

8.3 Multiple auditory objects: information and streams

8.4 The dynamics of the auditory system

8.5 Is auditory perception optimal for speech?

9 Epistemological considerations

9.1 The integrated approach

9.1.1 Deductive method

9.1.2 Iterative process

9.1.3 Modeling

9.2 Findings

9.2.1 A dynamic approach to speech

9.2.2 Coding and acoustic phonology

9.2.3 The importance of time

9.2.4 Complexity

9.3 Conclusions

10 Conclusions and perspectives

10.1 Summary of findings and conclusions

10.1.1 Deductive-iterative modeling process

10.1.2 Efficiency and optimality

10.1.3 Acoustic phonology

10.1.4 Dynamic process

10.1.5 Explanatory process

10.2 Perspectives

10.2.1 Extension of the model to speech sounds other than oral vowels and plosive consonants

10.2.2 Co-production-deconvolution of gestures

10.2.3 Transition slopes and time normalization

10.2.4 From iterative to evolutionary process?

10.2.5 Practical applications

Bibliography

Index of terms

Author Index.

Notes:

Includes bibliographical references and index.

Description based on print version record.

Description based on publisher supplied metadata and other sources.

ISBN:

1-5015-0201-8

OCLC:

986138225