. 2021 Nov 23;21(23):7796. doi: 10.3390/s21237796

Table 3.

Extracted point cloud characteristic variables [30].

Point Cloud Characteristic Variable		Description
Point cloud height variable	H₁, H₅, H₁₀, H₂₀, H₂₅, H₃₀, H₄₀, H₅₀, H₆₀, H₇₀, H₇₅, H₈₀, H₉₀, H₉₅, H₉₉	Point cloud height percentile
	H_max, H_min, H_mean, H_med, H_std, H_var, H_mad	Maximum, minimum, average, median, standard deviation, variance, and mean absolute deviation of point cloud height
	H_skew, H_kurt, H_crr, H_cv	Skewness, kurtosis, canopy fluctuation rate, and coefficient of variation of point cloud height
	H_d0, H_d1, H_d2, H_d3, H_d4, H_d5, H_d6, H_d7, H_d8, H_d9	Point cloud height density variable
Point cloud intensity variable	I₁, I₅, I₁₀, I₂₀, I₂₅, I₃₀, I₄₀, I₅₀, I₆₀, I₇₀, I₇₅, I₈₀, I₉₀, I₉₅, I₉₉	Point cloud intensity percentile
	I_max, I_min, I_mean, I_med, I_std, I_var, I_mad	Maximum, minimum, average, median, standard deviation, variance, mean absolute deviation of point cloud intensity
	I_skew, I_kurt, I_cv	Skewness, kurtosis, and coefficient of variation of point cloud intensity