_id Metric Description (simplified) Scan Division Metric type Voxelized/Point Cloud 1 h_l1_cnt to h_l5_cnt Point density in strata 1 to 5 By stratum General Point Cloud 2 h_l1_per to h_l5_per % of points not classified as ground in strata 1 to 5 By stratum General Point Cloud 3 h_l1_tgi to h_l5_tgi TGI in strata 1 to 5 By stratum General Point Cloud 4 h_l1_vari to h_l5_vari VARI in strata 1 to 5 By stratum General Point Cloud 5 h_l1_mean to h_l5_mean Mean height in strata 1 to 5 By stratum Height statistic Point Cloud 6 h_l1_median to h_l5_median Median height in strata 1 to 5 By stratum Height statistic Point Cloud 7 h_l1_std to h_l5_std Standard deviation of heights in strata 1 to 5 By stratum Height statistic Point Cloud 8 h_l1_skew to h_l5_skew Skewness of heights in strata 1 to 5 By stratum Height statistic Point Cloud 9 h_l1_kurt to h_l5_kurt Kurtosis of heights in strata 1 to 5 By stratum Height statistic Point Cloud 10 s_l1_na_per to s_l5_na_per % of non-ground points occluded in strata 1 to 5 By stratum Occlusion Point Cloud 11 s_l1_zero_per to s_l5_zero_per % of unreturned non-ground points (true empty space) in strata 1 to 5 By stratum Occlusion Point Cloud 12 s_l1_prop_mn Mean proportion of occluded and no returns in strata 1 to 5 By stratum Occlusion Point Cloud 13 s_l1_prop_sd SD of proportion of occluded and no returns in strata 1 to 5 By stratum Occlusion Point Cloud 14 s_l1_prop_sk Skewness of proportion of occluded and no returns in strata 1 to 5 By stratum Occlusion Point Cloud 15 s_l1_prop_ku Kurtosis of proportion of occluded and no returns in strata 1 to 5 By stratum Occlusion Point Cloud 16 hr0_10_l1_cnt or hr100_1000_l1_cnt Standardized surface fuel PD classified as 1-10hr or 100-1000hr fuels CWD General Voxelized 17 hr0_10_l1_tgi or hr100_1000_l1_tgi Standardized surface fuel TDI classified as 1-10hr or 100-1000hr fuels CWD General Voxelized 18 hr0_10_l1_vari or hr100_1000_l1_vari Standardized surface fuel VARI classified as 1-10hr or 100-1000hr fuels CWD General Voxelized 19 hr0_10_l1_mean or hr100_1000_l1_mean Standardized surface fuel mean height classified as 1-10hr or 100-1000hr fuels CWD Height statistic Voxelized 20 hr0_10_l1_median or hr100_1000_l1_median Standardized surface fuel median height classified as 1-10hr or 100-1000hr fuels CWD Height statistic Voxelized 21 hr0_10_l1_std or hr100_1000_l1_std Standardized surface fuel SD of height classified as 1-10hr or 100-1000hr fuels CWD Height statistic Voxelized 22 hr0_10_l1_skew or hr100_1000_l1_skew Standardized surface fuel skewness of height classified as 1-10hr or 100-1000hr fuels CWD Height statistic Voxelized 23 hr0_10_l1_kurt or hr100_1000_l1_kurt Standardized surface fuel kurtosis of height classified as 1-10hr or 100-1000hr fuels CWD Height statistic Voxelized 24 h_ground_cnt Ground Point Density Entire scan General Point Cloud 25 h_not_ground_cnt Not-Ground Point Density Entire scan General Point Cloud 26 h_per_ground % of points classified as ground Entire scan General Point Cloud 27 h_ng_tgi Triangular Greenness Index (TGI) Entire scan General Point Cloud 28 h_ng_vari Visual Atmospheric Resistance Index (VARI) Entire scan General Point Cloud 29 h_pzabovezmean % of non-ground points above mean height Entire scan General Point Cloud 30 h_pzabove2 % of non-ground points 2SD above mean height Entire scan General Point Cloud 31 vox_l1_cnt PD standardized point cloud Entire scan General Voxelized 32 vox_l1_tgi TGI of standardized point cloud Entire scan General Voxelized 33 vox_l1_vari VARI of standardized point cloud Entire scan General Voxelized 34 h_zmax Maximum height Entire scan Height statistic Point Cloud 35 h_zmean Mean height Entire scan Height statistic Point Cloud 36 h_zsd SD of heights Entire scan Height statistic Point Cloud 37 h_zskew Skewness of heights Entire scan Height statistic Point Cloud 38 h_zkurt Kurtosis of heights Entire scan Height statistic Point Cloud 39 vox_l1_mean Mean height of standardized point cloud Entire scan Height statistic Voxelized 40 vox_l1_median Median height of standardized point cloud Entire scan Height statistic Voxelized 41 vox_l1_std SD of heights in standardized point cloud Entire scan Height statistic Voxelized 42 vox_l1_skew Skewness of heights in standardized point cloud Entire scan Height statistic Voxelized 43 vox_l1_kurt Kurtosis of heights in standardized point cloud Entire scan Height statistic Voxelized 44 per_gap % of unreturned points overall Entire scan Occlusion Point Cloud 45 s_lng_na_per % of possible non-ground points from occluded Entire scan Occlusion Point Cloud 46 s_lng_zero_per % of unreturned non-ground points (true empty space) Entire scan Occlusion Point Cloud 47 s_lng_prop_mn Mean proportion of true points? Entire scan Occlusion Point Cloud 48 s_lng_prop_sd SD of proportion of occluded and no returns in entire scan Entire scan Occlusion Point Cloud 49 s_lng_prop_sk Skewness of proportion of occluded and no returns in entire scan Entire scan Occlusion Point Cloud 50 s_lng_prop_ku Kurtosis of proportion of occluded and no returns in entire scan Entire scan Occlusion Point Cloud 51 h_zq5 to h_zq95 Height at 5th to 95th quantiles Entire scan Quantiles Point Cloud 52 h_zpcum1 to h_zpcum9 % of points below 10th to 90th quantile of max ht Entire scan Quantiles Point Cloud 53 TBA Total basal area Entire scan Trees Point Cloud 54 Basalarea Mean basal area Entire scan Trees Point Cloud 55 MeanTH Mean tree height Entire scan Trees Point Cloud 56 MDBH Mean dbh Entire scan Trees Point Cloud 57 TreesN Number of trees Entire scan Trees Point Cloud 58 MaxTH Maximum tree height Entire scan Trees Point Cloud 59 SDHT Standard deviation of tree heights Entire scan Trees Point Cloud 60 CBH Canopy base height Entire scan Trees Point Cloud 61 fuel0_3l1_cnt Standardized surface fuel VD Surface vegetation General Voxelized 62 fuel0_3l1_tgi Standardized surface fuel TGI Surface vegetation General Voxelized 63 fuel0_3l1_vari Standardized surface fuel VARI Surface vegetation General Voxelized 64 fuel0_3l1_mean Standardized surface fuel mean height Surface vegetation Height statistic Voxelized 65 fuel0_3l1_median Standardized surface fuel median height Surface vegetation Height statistic Voxelized 66 fuel0_3l1_std Standardized surface fuel SD of height Surface vegetation Height statistic Voxelized 67 fuel0_3l1_skew Standardized surface fuel skewness of height Surface vegetation Height statistic Voxelized 68 fuel0_3l1_kurt Standardized surface fuel kurtosis of height Surface vegetation Height statistic Voxelized