Table 1 Summary of user-specified design parameters for the \(\text {PPV}\) index tracker
Name | Symbol | Value |
|---|---|---|
No. particles | \(2 N^{\mathrm {p}}\) | 500 |
No. cardiac components | \(N^{\text {c}}\) | 10 |
No. respiratory components | \(N^{\text {r}}\) | 3 |
Minimum respiratory rate | \(f^{\text {r}}_{\min }\) | 6/60 Hz |
Maximum respiratory rate | \(f^{\text {r}}_{\max }\) | 30/60 Hz |
Minimum heart rate | \(f^{\text {c}}_{\min }\) | 50/60 Hz |
Maximum heart rate | \(f^{\text {c}}_{\max }\) | 140/60 Hz |
Measurement noise variance | r | \({{\mathrm{var}}}(y)\)/1e3 |
Respiratory frequency variance | \(q_{f^{\text {r}}}\) | 1e−6 \(T_s\) |
Cardiac frequency variance | \(q_{f^{\text {c}}}\) | 1e−6 \(T_s\) |
Respiratory amplitude variance | \(q_{a}, q_{b}\) | \({{\mathrm{var}}}(y)\)1e−6\(T_s\) |
Modulation factor amplitude variance | \(q_{c}, q_{d}\) | \({{\mathrm{var}}}(y)\)1e−8\(T_s\) |
Cardiac amplitude variance | \(q_{e}, q_{f}\) | \({{\mathrm{var}}}(y)\)1e−6\(T_s\) |
Initial respiratory amplitude | \(u_{a}, u_{b}\) | \({{\mathrm{std}}}(y)/1e1\) |
Initial modulation factor amplitude | \(u_{c}, u_{d}\) | \({{\mathrm{std}}}(y)/1e3\) |
Initial cardiac amplitude | \(u_{e}, u_{f}\) | \({{\mathrm{std}}}(y)/1e1\) |