Measuring Vocal Tract Behavior

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Presentation transcript:

Measuring Vocal Tract Behavior A Brief Introduction

Some approaches to measuring vocal tract behavior Acoustics Aerodynamics Kinematics (movement) Electrophysiology

Oral Nasal Acoustics

Nasometer (www.kaypentax.com)

Speech Tutor (www.glottal.com)

NasalView (www.drspeech.com)

Measuring Speech Aerodynamics (www.glottal.com) Oral flow only Oral and Nasal Flow Oral flow and Oral Pressure

Viewing the vocal tract X-ray cinematography Ultrasound fMRI

Measuring articulatory movement Electromagnetic Articulography X-ray microbeam Optotrak

Measuring movements of articulatory “points”

X ray Microbeam

Electromagnetic Articulography (www.articulograph.de)

Optotrak

Measuring articulatory contact (www.kaypentax.com) Electropalatography (EPG)