New Photoplethysmographic Signal Analysis Algorithm for Arterial Stiffness Estimation
Figure 5
The average standard deviations () of AGI and normalized amplitudes at different edge frequencies for 21 healthy subjects. (a) AGIs at different edge frequencies; (b) normalized amplitudes b/a at different edge frequencies; (c) normalized amplitudes c/a at different edge frequencies; (d) normalized amplitudes d/a at different edge frequencies; (e) normalized amplitudes e/a at different edge frequencies.
