. Author manuscript; available in PMC: 2024 Oct 1.

Published in final edited form as: IEEE Trans Biomed Eng. 2023 Sep 27;70(10):2764–2775. doi: 10.1109/TBME.2023.3261744

TABLE II:

Selected Parameters for Grey-Box Identification

Parameters	Physiological meaning

$C_{a o}$	Arterial capacitance
$C_{v c}$	Venous capacitance
$G_{T s}$	Gain of heart period in sympathetic pathway
$G_{T v}$	Gain of heart period in vagal pathway
$G_{E f}$	Gain of heart elastance during filling phase
$G_{E e}$	Gain of heart elastance during ejection phase
$G_{R}$	Gain of systemic resistance
$V_{0}$	Baseline blood volume
$G_{V}$	Gain of blood volume
$P_{s p}$	Setpoint of arterial pressure
$k_{e s}$	Slope of sigmoid function in sympathetic pathway
$k_{e v}$	Slope of sigmoid function in vagal pathway