<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The contribution describes the effect of the fixed and removable orthodontic appliances on spectral properties of emotional speech. Spectral changes were analyzed and evaluated by spectrograms and mean Welch’s periodograms. This alternative approach to the standard listening test enables to obtain objective comparison based on statistical analysis by ANOVA and hypothesis tests. Obtained results of analysis performed on short sentences of a female speaker in four emotional states (joyous, sad, angry, and neutral) show that, first of all, the removable orthodontic appliance affects the spectrograms of produced speech.</p></abstract>

The contribution describes the effect of the fixed and removable orthodontic appliances on spectral properties of emotional speech. Spectral changes were analyzed and evaluated by spectrograms and mean Welch’s periodograms. This alternative approach to the standard listening test enables to obtain objective comparison based on statistical analysis by ANOVA and hypothesis tests. Obtained results of analysis performed on short sentences of a female speaker in four emotional states (joyous, sad, angry, and neutral) show that, first of all, the removable orthodontic appliance affects the spectrograms of produced speech.

An experiment with spectral analysis of emotional speech affected by orthodontic appliances

Institute of Measurement Science, Slovak Academy of Sciences, Bratislava, Slovakia

Institute of Electronics and Photonics, Faculty of Electrical Engineering and Information Technology, Slovak University of Technology, Bratislava, Slovakia,

Journal of Electrical Engineering

The contribution describes the effect of the fixed and removable orthodontic appliances on spectral properties of emotional speech. Spectral changes were...

An experiment with spectral analysis of emotional speech affected by orthodontic appliances

Published Online: Nov 20, 2012

Page range: 296 - 302

DOI: https://doi.org/10.2478/v10187-012-0043-5

Keywords
emotional speech, spectrogram, periodogram, statistical analysis

This content is open access.

An experiment with spectral analysis of emotional speech affected by orthodontic appliances

Published Online: Nov 20, 2012

Page range: 296 - 302

DOI: https://doi.org/10.2478/v10187-012-0043-5

Keywordsemotional speech, spectrogram, periodogram, statistical analysis

This content is open access.

Keywords
emotional speech, spectrogram, periodogram, statistical analysis