Acute Stress Data-Based Fast Biometric System Using Contrastive Learning and Ultra-Short ECG Signal Segments

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

2 Citations (Scopus)

Abstract

This paper presents a novel approach of an ECG-based mental health biometric system that relies on ultra-short duration (2 seconds) of one-channel ECG signal segments from acute stress data for accurate user identification and authentication. The proposed method uses a simple framework for contrastive learning (SimCLR) to train the user identification and authentication models. The performance of the proposed ECG-based biometric system was evaluated for a single-session use case using an in-house dataset. The dataset consisted of ECG signals acquired during a study protocol designed to induce physical and mental stress. The proposed biometric system was able to achieve an accuracy of 98% for user identification and an equal error rate (EER) of 0.02 when trained and tested with a balanced condition with stress and baseline/recovery. Our proposed system was able to retain its accuracy to 95% and the EER to 0.05 even when the training size was significantly reduced.
Original languageEnglish
Title of host publicationAdjunct Proceedings of the 2023 ACM International Joint Conference on Pervasive and Ubiquitous Computing & the 2023 ACM International Symposium on Wearable Computing, UbiComp/ISWC ’23
PublisherAssociation for Computing Machinery ACM
Pages642-647
Number of pages6
ISBN (Electronic) 979-8-4007-0200-6
DOIs
Publication statusPublished - 8 Oct 2023
MoE publication typeA4 Article in a conference publication
Event2023 ACM International Joint Conference on Pervasive and Ubiquitous Computing & the 2023 ACM International Symposium on Wearable Computing, UbiComp/ISWC ’23 - Cancun, Mexico
Duration: 8 Oct 202312 Oct 2023

Conference

Conference2023 ACM International Joint Conference on Pervasive and Ubiquitous Computing & the 2023 ACM International Symposium on Wearable Computing, UbiComp/ISWC ’23
Country/TerritoryMexico
CityCancun
Period8/10/2312/10/23

Funding

The work was funded by the Academy of Finland under GrantNos.: 334092, 313401, 351282 and VTT.

Keywords

  • Biometrics
  • Contrastive Learning
  • Acute stress
  • Authentication
  • Identification
  • Mental Health
  • Electrocardiogram (ECG)

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