Environmental sounds recognition system using the speech recognition system techniques

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

6 Scopus citations

Abstract

This paper proposes an environmental sounds recognition system using LPC-Cepstral coefficients for characterization and a backpropagation artificial neural network as verification method. LPC-Cepstral data are totally dependent on the sound-source from which they are computed. This system is evaluated using a database containing files of four different sound-sources under a variety of recording conditions. Two neural networks are trained with the magnitude of the discrete Fourier transform of the LPC-Cepstral matrices. The global percentage of verification was of 96.66%. The percentage of verification can be improved if the number of feature vectors (coefficients) is incremented in the neural network-training phase. Basically the idea here is to apply the techniques founded in speech recognition systems to an environmental sounds recognition system.

Original languageEnglish
Title of host publication2nd International Conference on Electrical and Electronics Engineering, ICEEE and XI Conference on Electrical Engineering, CIE 2005
Pages13-16
Number of pages4
DOIs
StatePublished - 2005
Event2nd International Conference on Electrical and Electronics Engineering, ICEEE and XI Conference on Electrical Engineering, CIE 2005 - Mexico City, Mexico
Duration: 7 Sep 20059 Sep 2005

Publication series

Name2nd International Conference on Electrical and Electronics Engineering, ICEEE and XI Conference on Electrical Engineering, CIE 2005
Volume2005

Conference

Conference2nd International Conference on Electrical and Electronics Engineering, ICEEE and XI Conference on Electrical Engineering, CIE 2005
Country/TerritoryMexico
CityMexico City
Period7/09/059/09/05

Keywords

  • Artificial Neural Network
  • Fourier Transform
  • LPC-Cepstral

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