Why the study?
Does a combined feature SVR-based BP estimator improve the accuracy of cuffless blood pressure estimation compared to conventional time-scale PPG methods?
Does a combined feature SVR-based BP estimator improve the accuracy of cuffless blood pressure estimation compared to conventional time-scale PPG methods?
Combining second derivative PPG features with conventional time-scale features using Support Vector Regression significantly improves the accuracy of cuffless blood pressure estimation.
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May support cuffless PPG BP monitoring; leaves open need for prospective clinical validation.
Liu et al. (2017) studied this question.
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