Acoustic scenery recognition using CWT and deep neural network

Francisco Mondragon, Jonathan Jimenez, Mariko Nakano, Toru Nakashika, Hector Perez-Meana

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

Abstract

The development of acoustic scenes recognition systems has been a topic of extensive research due to its applications in several fields of science and engineering. This paper proposes an environmental system in which firstly a time-frequency representation is obtained using the Continuous Wavelet Transform (CWT). The time frequency representation is then represented as a color image using the Viridis color map, which is then inserted into a Deep Neural Network (DNN) to carry out the classification task. Evaluation results using several public data bases show that proposed scheme provides a classification performance better than the performance provided by other previously proposed schemes.

Original languageEnglish
Title of host publicationNew Trends in Intelligent Software Methodologies, Tools and Techniques - Proceedings of the 20th International Conference on New Trends in Intelligent Software Methodologies, Tools and Techniques, SoMeT 2021
EditorsHamido Fujita, Hector Perez-Meana
PublisherIOS Press BV
Pages303-312
Number of pages10
ISBN (Electronic)9781643681948
DOIs
StatePublished - 8 Sep 2021
Event20th International Conference on New Trends in Intelligent Software Methodologies, Tools and Techniques, SoMeT 2021 - Cancun, Mexico
Duration: 21 Sep 202123 Sep 2021

Publication series

NameFrontiers in Artificial Intelligence and Applications
Volume337
ISSN (Print)0922-6389
ISSN (Electronic)1879-8314

Conference

Conference20th International Conference on New Trends in Intelligent Software Methodologies, Tools and Techniques, SoMeT 2021
Country/TerritoryMexico
CityCancun
Period21/09/2123/09/21

Keywords

  • Acoustic scenes recognition
  • Automatic sound recognition
  • continuous wavelet transform
  • deep neural network
  • deep neural networks

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