类别 | HSI | PCA + nDSM PSI | PCA + Intensity PSI | PCA + nDSM + Intensity | PCA + PW | ||
PSI | SAD-PSI | PSI | SAD-PSI | ||||
健康草地 | 82.34 | 80.82 | 82.72 | 82.24 | 82.43 | 81.77 | 82.34 |
踩踏草地 | 81.02 | 81.39 | 83.08 | 84.30 | 82.89 | 75.94 | 89.66 |
合成草地 | 99.80 | 100.00 | 100.00 | 99.21 | 99.80 | 100.00 | 99.80 |
树木 | 92.14 | 90.81 | 92.71 | 92.61 | 92.42 | 92.52 | 92.33 |
土壤 | 98.01 | 96.97 | 97.73 | 94.60 | 97.92 | 93.47 | 97.63 |
水体 | 95.10 | 95.10 | 97.90 | 97.20 | 88.81 | 93.71 | 90.21 |
居民地 | 78.54 | 86.47 | 79.57 | 87.97 | 84.05 | 89.55 | 84.14 |
商业用地 | 43.97 | 64.77 | 68.85 | 79.77 | 83.38 | 86.50 | 87.48 |
道路 | 79.70 | 76.77 | 77.53 | 77.71 | 77.34 | 78.38 | 81.96 |
高速路 | 60.42 | 75.19 | 64.09 | 79.83 | 64.86 | 73.26 | 66.89 |
铁路 | 80.08 | 86.24 | 93.17 | 88.05 | 93.45 | 90.13 | 94.88 |
停车场1 | 69.93 | 84.15 | 73.97 | 83.29 | 83.09 | 79.44 | 85.78 |
停车场2 | 69.47 | 78.95 | 73.33 | 75.79 | 83.86 | 80.00 | 82.11 |
网球场 | 100.00 | 97.98 | 98.79 | 98.79 | 99.60 | 99.19 | 99.60 |
跑道 | 97.89 | 96.19 | 97.89 | 97.89 | 98.31 | 97.46 | 98.31 |
总体精度 | 78.97 | 84.03 | 83.15 | 86.34 | 85.77 | 86.14 | 87.23 |
Kappa系数 | 77.37 | 82.70 | 81.70 | 85.17 | 84.54 | 84.95 | 86.14 |