From: The influence of window size on remote sensing-based prediction of forest structural variables
Forest variables | Window size | WorldView-3 | Aerial image | LiDAR | ||||||
---|---|---|---|---|---|---|---|---|---|---|
R2 | RMSE | RMSE% | R2 | RMSE | RMSE% | R2 | RMSE | RMSE% | ||
N | 100 | 0.84 | 110.55 | 9.92 | 0.90 | 87.67 | 7.87 | 0.89 | 91.34 | 8.20 |
200 | 0.84 | 112.58 | 10.10 | 0.90 | 89.56 | 8.04 | 0.90 | 87.54 | 7.85 | |
400 | 0.83 | 114.38 | 10.26 | 0.92 | 79.37 | 7.12 | 0.89 | 90.91 | 8.16 | |
600 | 0.84 | 110.47 | 9.91 | 0.92 | 81.14 | 7.28 | 0.90 | 90.13 | 8.09 | |
800 | 0.84 | 111.87 | 10.04 | 0.91 | 83.60 | 7.50 | 0.89 | 92.92 | 8.34 | |
1000 | 0.84 | 110.93 | 9.95 | 0.91 | 83.29 | 7.47 | 0.90 | 86.34 | 7.75 | |
V | 100 | 0.77 | 23.79 | 10.66 | 0.72 | 26.27 | 11.77 | 0.87 | 17.61 | 7.89 |
200 | 0.78 | 23.00 | 10.31 | 0.79 | 22.61 | 10.13 | 0.87 | 17.98 | 8.06 | |
400 | 0.80 | 22.23 | 9.96 | 0.76 | 24.07 | 10.78 | 0.86 | 18.64 | 8.35 | |
600 | 0.80 | 22.21 | 9.95 | 0.74 | 25.16 | 11.27 | 0.87 | 17.94 | 8.04 | |
800 | 0.76 | 24.10 | 10.80 | 0.73 | 25.89 | 11.60 | 0.86 | 18.64 | 8.35 | |
1000 | 0.78 | 23.32 | 10.45 | 0.71 | 26.61 | 11.92 | 0.86 | 18.59 | 8.33 | |
BA | 100 | 0.73 | 1.91 | 7.68 | 0.68 | 2.08 | 8.35 | 0.81 | 1.59 | 6.39 |
200 | 0.75 | 1.84 | 7.42 | 0.75 | 1.81 | 7.29 | 0.81 | 1.59 | 6.41 | |
400 | 0.74 | 1.87 | 7.52 | 0.70 | 2.00 | 8.06 | 0.80 | 1.62 | 6.51 | |
600 | 0.75 | 1.83 | 7.34 | 0.68 | 2.07 | 8.31 | 0.81 | 1.60 | 6.44 | |
800 | 0.71 | 1.97 | 7.93 | 0.68 | 2.08 | 8.36 | 0.80 | 1.62 | 6.50 | |
1000 | 0.75 | 1.83 | 7.35 | 0.67 | 2.09 | 8.41 | 0.80 | 1.62 | 6.53 | |
H | 100 | 0.77 | 0.62 | 4.04 | 0.80 | 0.58 | 3.77 | 0.89 | 0.43 | 2.82 |
200 | 0.83 | 0.53 | 3.46 | 0.79 | 0.59 | 3.87 | 0.90 | 0.41 | 2.66 | |
400 | 0.82 | 0.54 | 3.55 | 0.85 | 0.50 | 3.24 | 0.88 | 0.44 | 2.89 | |
600 | 0.85 | 0.49 | 3.21 | 0.81 | 0.56 | 3.64 | 0.89 | 0.42 | 2.73 | |
800 | 0.82 | 0.54 | 3.52 | 0.79 | 0.59 | 3.82 | 0.89 | 0.43 | 2.77 | |
1000 | 0.81 | 0.56 | 3.66 | 0.77 | 0.62 | 4.07 | 0.90 | 0.42 | 2.72 |