Multi-Level Stress Detection using Ensemble Filter-based Feature Selection Method

  • Arham Reza
  • , Pawan Kumar Singh
  • , Mufti Mahmud*
  • , David J. Brown
  • , Ram Sarkar
  • *Corresponding author for this work

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

3 Scopus citations

Abstract

Stress has become one of the major concerns in modern human life, especially after the outbreak of the COVID-19 pandemic, and it has had a great impact on human daily life activities. Detecting stress from physiological signals at an early stage is crucial as it prevents it from outgrowing severe health issues. Most researchers interested in stress detection have focused on developing new feature extraction methods. In this paper, at first, we have extracted some common statistical features from raw data. Then to remove redundant features, we have proposed an ensemble of filter-based feature selection methods for stress detection. Two filter methods, namely, Mutual Information and Pearson Correlation Coefficient are used to obtain the rank of the features. Based on the selected features, three popular classification models, namely, Decision Tree, Random Forest, and K-nearest neighbors are used for the detection of four stress classes—baseline, stress, amusement, and meditation). The proposed method has been applied to the publicly available standard WESAD dataset which consists of various physiological signals taken from both chest and wrist. We have achieved classification accuracies of 99.9% and 96.8% for subject-dependent and subject-independent cases, respectively.

Original languageEnglish
Title of host publicationProceedings of Trends in Electronics and Health Informatics - TEHI 2022
EditorsMufti Mahmud, Claudia Mendoza-Barrera, M. Shamim Kaiser, Anirban Bandyopadhyay, Kanad Ray, Eduardo Lugo
PublisherSpringer Science and Business Media Deutschland GmbH
Pages161-173
Number of pages13
ISBN (Print)9789819919154
DOIs
StatePublished - 2023
Externally publishedYes
Event2nd International Conference on Trends in Electronics and Health Informatics, TEHI 2022 - Puebla, Mexico
Duration: 7 Dec 20229 Dec 2022

Publication series

NameLecture Notes in Networks and Systems
Volume675 LNNS
ISSN (Print)2367-3370
ISSN (Electronic)2367-3389

Conference

Conference2nd International Conference on Trends in Electronics and Health Informatics, TEHI 2022
Country/TerritoryMexico
CityPuebla
Period7/12/229/12/22

Bibliographical note

Publisher Copyright:
© 2023, The Author(s), under exclusive license to Springer Nature Singapore Pte Ltd.

Keywords

  • Ensemble learning
  • Feature selection
  • Filter method
  • Stress detection
  • WESAD dataset

ASJC Scopus subject areas

  • Control and Systems Engineering
  • Signal Processing
  • Computer Networks and Communications

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