Selection of individual features of a speech signal using genetic algorithms

The paper presents an automatic speaker’s recognition system, implemented in the Matlab environment, and demonstrates how to achieve and optimize various elements of the system. The main emphasis was put on features selection of a speech signal using a genetic algorithm which takes into account syn...

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Bibliographic Details
Main Authors: Kamil Kamiński, Andrzej P. Dobrowolski, Ewelina Majda-Zdancewicz
Format: Article
Language:English
Published: Military University of Technology, Warsaw 2016-03-01
Series:Biuletyn Wojskowej Akademii Technicznej
Subjects:
Online Access:http://biuletynwat.pl/icid/1197999
Description
Summary:The paper presents an automatic speaker’s recognition system, implemented in the Matlab environment, and demonstrates how to achieve and optimize various elements of the system. The main emphasis was put on features selection of a speech signal using a genetic algorithm which takes into account synergy of features. The results of optimization of selected elements of a classifier have been also shown, including the number of Gaussian distributions used to model each of the voices. In addition, for creating voice models, a universal voice model has been used.[b]Keywords[/b]: biometrics, automatic speaker recognition, genetic algorithms, feature selection
ISSN:1234-5865