<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The aim of this paper is to present a system capable of modifying the human voice: volume by direct amplification/attenuation, duration of the voice signal and pitch using the Phase Vocoder, and timbre with the help of cepstral analysis. The system is also able to dynamically modify the aforementioned parameters in real-time. The proposed system was evaluated using a set of “clean” speech samples from the LibriSpeech ASR corpus of English speech with the Perceptual Evaluation of Speech Quality (PESQ) standard.</p>
</abstract>

The aim of this paper is to present a system capable of modifying the human voice: volume by direct amplification/attenuation, duration of the voice signal and pitch using the Phase Vocoder, and timbre with the help of cepstral analysis. The system is also able to dynamically modify the aforementioned parameters in real-time. The proposed system was evaluated using a set of “clean” speech samples from the LibriSpeech ASR corpus of English speech with the Perceptual Evaluation of Speech Quality (PESQ) standard.

Dynamic Voice Parameter Modifications in Speech Signals

Faculty of Engineering, Department of Computer Science and Electrical Engineering

Acta Universitatis Cibiniensis. Technical Series

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Dynamic Voice Parameter Modifications in Speech Signals"}

The aim of this paper is to present a system capable of modifying the human voice: volume by direct amplification/attenuation, duration of the voice signal and...

Dynamic Voice Parameter Modifications in Speech Signals

Publié en ligne: 30 déc. 2021

Pages: 1 - 10

DOI: https://doi.org/10.2478/aucts-2021-0001

Mots clés
Speech, Voice, Volume, Duration, Pitch, Timbre, Formants, Amplification, Attenuation, Phase Vocoder, Time-scaling, Pitch-shifting, Interpolation, Spectral envelope, Cepstrum

© 2021 Filip Cristian George et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Dynamic Voice Parameter Modifications in Speech Signals

Publié en ligne: 30 déc. 2021

Pages: 1 - 10

DOI: https://doi.org/10.2478/aucts-2021-0001

Mots clésSpeech, Voice, Volume, Duration, Pitch, Timbre, Formants, Amplification, Attenuation, Phase Vocoder, Time-scaling, Pitch-shifting, Interpolation, Spectral envelope, Cepstrum

© 2021 Filip Cristian George et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
Speech, Voice, Volume, Duration, Pitch, Timbre, Formants, Amplification, Attenuation, Phase Vocoder, Time-scaling, Pitch-shifting, Interpolation, Spectral envelope, Cepstrum