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Early Drowsiness Detection via Second-Order Derivative Analysis of Heart Rate Variability: A Non-Contact ECG Approach with Machine Learning.

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Title: Early Drowsiness Detection via Second-Order Derivative Analysis of Heart Rate Variability: A Non-Contact ECG Approach with Machine Learning.
Authors: Vaussenat, Fabrice1 (AUTHOR) fabrice.vaussenat.1@lacime.etsmtl.ca, Bhattacharya, Abhiroop1,2 (AUTHOR), Payette, Julie1 (AUTHOR), Saidi, Alireza2 (AUTHOR), Bellemin, Victor1 (AUTHOR), Renaud-Dumoulin, Geordi-Gabriel1 (AUTHOR), Cloutier, Sylvain G.1 (AUTHOR), Gagnon, Ghyslain1 (AUTHOR)
Source: Sensors (14248220). Feb2026, Vol. 26 Issue 4, p1348. 18p.
Database: Academic Search Ultimate
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  Data: Early Drowsiness Detection via Second-Order Derivative Analysis of Heart Rate Variability: A Non-Contact ECG Approach with Machine Learning.
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  Data: <searchLink fieldCode="JN" term="%22Sensors+%2814248220%29%22">Sensors (14248220)</searchLink>. Feb2026, Vol. 26 Issue 4, p1348. 18p.
PLink https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&db=asn&AN=191971966
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