Methodological Framework for Estimating the Correlation Dimension in HRV Signals

Table 5

Computational time cost for correlation dimension estimates by all proposed approaches considering Lorenz attractor series and HRV signals in which ℓ_∞-norm was applied. Data expressed as mean ± standard deviation.

	Lorenz	HRV
	(5000 samples)	(300 samples)
𝑇𝐷2 (s) [10]	(8.86 ± 0.35)e5	3314 ± 180
𝑇𝐷2 (s)	194 ± 29	4.66 ± 0.58
𝑇𝐷2(⟂) (s)	260 ± 38	214 ± 30
𝑇𝐷2(max) (s)	194 ± 29	4.30 ± 0.56