Abstract

In this study, we will investigate differences in the tongue movements across emotions by utilizing the principal component analysis (PCA), which enables to detect major and minor variations in the entire tongue surface movements under different speaking conditions. For the purpose of the study, we analyze an acted emotional speech production corpus collected from one actor and two actresses using an electromagnetic articulography (EMA). Discrete emotion types considered in this study are anger, sadness, and happiness as well as neutral one as reference. Specifically, we will investigate the number of principal components that are needed to capture emotional variations, and the differences in tongue shaping across different emotion types. Outcome of the study would provide supplementary information to the previous PCA-based production studies which have mainly focused on normal, or neutral, speech …

Date

2014

Authors

Sungbok Lee, Jangwon Kim, Shrikanth Narayanan

Journal

The Journal of the Acoustical Society of America

Volume

135

Issue

4_Supplement

Pages

2199-2199

Publisher

Acoustical Society of America