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Comparison of machine learning techniques for psychophysiological stress detection

Elena Smets, Pierluigi Casale, Ulf Großekathöfer, Bishal Lamichhane, Walter De Raedt, Katleen Bogaerts, Ilse Van Diest, Chris Van Hoof

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Previous research has indicated that physiological signals can be used to detect mental stress. There is however no consensus on the optimal algorithm for this detection. The aim of this study is to compare different machine learning techniques for the measurement of stress based on physiological responses in a controlled environment. Electrocardiogram (ECG), galvanic skin response (GSR), temperature and respiration were measured during a laboratory stress test. Six machine learning techniques were investigated using a general and personal approach. The results show that personalized dynamic Bayesian networks and generalized support vector machines render the best average classification results with 84.6% and 82.7% respectively.

Original languageEnglish (US)
Title of host publicationPervasive Computing Paradigms for Mental Health - 5th International Conference, MindCare 2015, Revised Selected Papers
EditorsDimitris Giakoumis, Guillaume Lopez, Aleksandar Matic, Silvia Serino, Pietro Cipresso
PublisherSpringer Verlag
Pages13-22
Number of pages10
ISBN (Print)9783319322698
DOIs
StatePublished - 2016
Event5th International Conference on Pervasive Computing Paradigms for Mental Health, MindCare 2015 - Milan, Italy
Duration: Sep 24 2015Sep 25 2015

Publication series

NameCommunications in Computer and Information Science
Volume604
ISSN (Print)1865-0929

Conference

Conference5th International Conference on Pervasive Computing Paradigms for Mental Health, MindCare 2015
Country/TerritoryItaly
CityMilan
Period9/24/159/25/15

Keywords

  • Machine learning
  • Physiology
  • Stress monitoring

ASJC Scopus subject areas

  • General Computer Science
  • General Mathematics

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