Research on Zheng Classification Fusing Pulse Parameters in Coronary Heart Disease

Figure 3

Reconstructed phase spaces and corresponding RP of the pulse recording of a CHD patient. (a) A segment from phase space trajectory of the pulse recording of a 60-year-old patient (𝑚=3,  𝜏=5,  𝜀=0.2𝜎, 𝜎 represents the variance of time series, 𝑦=𝑥+𝜏,  and  𝑧=𝑥+2∗𝜏). (b) Corresponding RP of (a).

(a)

(b)