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Estimating oxygen consumption from heart rate using adaptive neuro-fuzzy inference system and analytical approaches

  • Ahmet Kolus*
  • , Philippe Antoine Dubé
  • , Daniel Imbeau
  • , Richard Labib
  • , Denise Dubeau
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

10 Scopus citations

Abstract

In new approaches based on adaptive neuro-fuzzy systems (ANFIS) and analytical method, heart rate (HR) measurements were used to estimate oxygen consumption (VO2). Thirty-five participants performed Meyer and Flenghi's step-test (eight of which performed regeneration release work), during which heart rate and oxygen consumption were measured. Two individualized models and a General ANFIS model that does not require individual calibration were developed. Results indicated the superior precision achieved with individualized ANFIS modelling (RMSE = 1.0 and 2.8 ml/kg min in laboratory and field, respectively). The analytical model outperformed the traditional linear calibration and Flex-HR methods with field data. The General ANFIS model's estimates of VO2 were not significantly different from actual field VO2 measurements (RMSE = 3.5 ml/kg min). With its ease of use and low implementation cost, the General ANFIS model shows potential to replace any of the traditional individualized methods for VO2 estimation from HR data collected in the field.

Original languageEnglish
Pages (from-to)1475-1483
Number of pages9
JournalApplied Ergonomics
Volume45
Issue number6
DOIs
StatePublished - Nov 2014
Externally publishedYes

Bibliographical note

Funding Information:
This project received joint funding from the Ministère des Ressources Naturelles et de la Faune of Québec , the Fonds Québécois pour la Recherche sur la Nature et les Technologies (FQRNT) , and the Natural Science and Engineering Research Council of Canada (NSERC) , through the Canada Research Chair in Ergonomics of Polytechnique de Montreal.

Keywords

  • Heart rate monitoring
  • Oxygen consumption
  • Work design

ASJC Scopus subject areas

  • Human Factors and Ergonomics
  • Physical Therapy, Sports Therapy and Rehabilitation
  • Safety, Risk, Reliability and Quality
  • Engineering (miscellaneous)

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