Particle Swarm Optimization Based Feature Enhancement and Feature Selection for Improved Emotion Recognition in Speech and Glottal Signals

Hariharan Muthusamy; Kemal Polat; Sazali Yaacob

doi:10.1371/journal.pone.0120344

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Open Access

Peer-reviewed

Research Article

Particle Swarm Optimization Based Feature Enhancement and Feature Selection for Improved Emotion Recognition in Speech and Glottal Signals

Hariharan Muthusamy ,

* E-mail: hari@unimap.edu.my

Affiliation School of Mechatronic Engineering, Universiti Malaysia Perlis (UniMAP), Campus Pauh Putra, 02600 Arau, Perlis, Malaysia
⨯
Kemal Polat,

Affiliation Department of Electrical and Electronics Engineering, Faculty of Engineering and Architecture, Abant Izzet Baysal University, 14280 Bolu, Turkey
⨯
Sazali Yaacob

Affiliation Universiti Kuala Lumpur Malaysian Spanish Institute, Kulim Hi-TechPark, 09000 Kulim, Kedah, Malaysia
⨯

Particle Swarm Optimization Based Feature Enhancement and Feature Selection for Improved Emotion Recognition in Speech and Glottal Signals

Hariharan Muthusamy,
Kemal Polat,
Sazali Yaacob

Published: March 23, 2015
https://doi.org/10.1371/journal.pone.0120344

About the Authors

Hariharan Muthusamy

* E-mail: hari@unimap.edu.my

Affiliation School of Mechatronic Engineering, Universiti Malaysia Perlis (UniMAP), Campus Pauh Putra, 02600 Arau, Perlis, Malaysia

Kemal Polat

Affiliation Department of Electrical and Electronics Engineering, Faculty of Engineering and Architecture, Abant Izzet Baysal University, 14280 Bolu, Turkey

Sazali Yaacob

Affiliation Universiti Kuala Lumpur Malaysian Spanish Institute, Kulim Hi-TechPark, 09000 Kulim, Kedah, Malaysia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: HM KP. Performed the experiments: HM KP. Analyzed the data: HM KP SY. Wrote the paper: HM KP SY.

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Emotions
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Speech signal processing
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Speech
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Finite element analysis
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Signal processing
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Signal filtering
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Acoustic signals
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