System Identification Algorithm Analysis of Acupuncture Effect on Mean Blood Flux of Contralateral Hegu Acupoint

Table 2

Mapping value distribution center and signal-noise ratio in different groups.

Original input/output	Intervention method	Distribution center (PU)
𝑓AL(𝑘)→𝑓AR(𝑘)	Acup. Left	255.41
𝑓BL(𝑘)→𝑓BR(𝑘)	Acup. Right	591.01
𝑓CL(𝑘)→𝑓CR(𝑘)	No acup.	71.58
𝑓AR(𝑘)→𝑓AL(𝑘)	Acup. Left	222.32
𝑓BR(𝑘)→𝑓BL(𝑘)	Acup. Right	965.81
𝑓CR(𝑘)→𝑓CL(𝑘)	No acup.	96.33