Feature Selection for Speech Emotion Recognition in Spanish and Basque: On the Use of Machine Learning to Improve Human-Computer Interaction

Andoni Arruti; Idoia Cearreta; Aitor Álvarez; Elena Lazkano; Basilio Sierra

doi:10.1371/journal.pone.0108975

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Open Access

Peer-reviewed

Research Article

Feature Selection for Speech Emotion Recognition in Spanish and Basque: On the Use of Machine Learning to Improve Human-Computer Interaction

Andoni Arruti ,

* E-mail: andoni.arruti@ehu.es

Affiliation Computer Science Faculty (University of the Basque Country), San Sebastián, Spain
⨯
Idoia Cearreta,

Affiliation Computer Science Faculty (University of the Basque Country), San Sebastián, Spain
⨯
Aitor Álvarez,

Affiliation Vicomtech-IK4 Research Alliance, San Sebastián, Spain
⨯
Elena Lazkano,

Affiliation Computer Science Faculty (University of the Basque Country), San Sebastián, Spain
⨯
Basilio Sierra

Affiliation Computer Science Faculty (University of the Basque Country), San Sebastián, Spain
⨯

Feature Selection for Speech Emotion Recognition in Spanish and Basque: On the Use of Machine Learning to Improve Human-Computer Interaction

Andoni Arruti,
Idoia Cearreta,
Aitor Álvarez,
Elena Lazkano,
Basilio Sierra

Published: October 3, 2014
https://doi.org/10.1371/journal.pone.0108975

About the Authors

Andoni Arruti

* E-mail: andoni.arruti@ehu.es

Affiliation Computer Science Faculty (University of the Basque Country), San Sebastián, Spain

Idoia Cearreta

Affiliation Computer Science Faculty (University of the Basque Country), San Sebastián, Spain

Aitor Álvarez

Affiliation Vicomtech-IK4 Research Alliance, San Sebastián, Spain

Elena Lazkano

Affiliation Computer Science Faculty (University of the Basque Country), San Sebastián, Spain

Basilio Sierra

Affiliation Computer Science Faculty (University of the Basque Country), San Sebastián, Spain

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: A. Arruti IC A. Álvarez EL BS. Performed the experiments: A. Arruti A. Álvarez BS. Analyzed the data: A. Arruti IC A. Álvarez EL BS. Contributed reagents/materials/analysis tools: A. Arruti IC A. Álvarez EL BS. Contributed to the writing of the manuscript: A. Arruti IC A. Álvarez EL BS.

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Emotions
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Speech
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Speech signal processing
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Decision tree learning
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Facial expressions
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Algorithms
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Mathematical functions
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Machine learning
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