Factors | class | Number of pixel in class | Percentage of pixel in the class (%) | Number of landslide pixels | Percentage of landslide pixel (%) | FR |
Slope (in degree) | 0˚ - 15˚ | 360,956 | 38.81 | 29 | 3.66 | 0.09 |
15˚ - 30˚ | 380,550 | 40.92 | 342 | 43.18 | 1.06 | |
30˚ - 45˚ | 177,355 | 19.07 | 353 | 44.57 | 2.34 | |
45˚ - 60˚ | 10,745 | 1.16 | 61 | 7.70 | 6.67 | |
>60˚ | 345 | 0.04 | 7 | 0.88 | 23.82 | |
Aspect | Flat (−1) | 15,390 | 1.65 | 0 | 0.00 | 0.00 |
North (0 - 22.5) | 45,279 | 4.87 | 25 | 3.16 | 0.65 | |
Northeast (22.5 - 67.5) | 87,283 | 9.39 | 65 | 8.21 | 0.87 | |
East (67.5 - 112.5) | 96,264 | 10.35 | 69 | 8.71 | 0.84 | |
Southeast (112.5 - 157.5) | 139,377 | 14.99 | 128 | 16.16 | 1.08 | |
South (157.5 - 202.5) | 157,127 | 16.90 | 142 | 17.93 | 1.06 | |
Southwest (202.5 - 247.5) | 153,766 | 16.53 | 159 | 20.08 | 1.21 | |
West (247.5 - 292.5) | 112,467 | 12.09 | 105 | 13.26 | 1.10 | |
Northwest (292.5 - 337.5) | 88,569 | 9.52 | 84 | 10.61 | 1.11 | |
North (337.5 - 360) | 34,429 | 3.70 | 15 | 1.89 | 0.51 | |
Elevation (m) | 40 - 240 | 346,982 | 37.31 | 126 | 15.35 | 0.41 |
240 - 440 | 200,604 | 21.57 | 275 | 33.50 | 1.55 | |
440 - 640 | 195,437 | 21.02 | 226 | 27.53 | 1.31 | |
640 - 840 | 122,869 | 13.21 | 121 | 14.74 | 1.12 | |
840 - 1040 | 46,103 | 4.96 | 38 | 4.63 | 0.93 | |
1040 - 1240 | 13,759 | 1.48 | 4 | 0.49 | 0.33 | |
>1240 | 4197 | 0.45 | 2 | 0.24 | 0.54 | |
Hill shade/relief (m) | 0 - 50 | 35,548 | 3.84 | 112 | 13.64 | 3.55 |
50 - 100 | 109,513 | 11.84 | 153 | 18.64 | 1.57 | |
100 - 150 | 201,259 | 21.75 | 164 | 19.98 | 0.92 | |
150 - 200 | 428,031 | 46.26 | 184 | 22.41 | 0.48 | |
200 - 254 | 150,830 | 16.30 | 179 | 21.80 | 1.34 | |
Curvature | concave (−1.28) | 212,534 | 22.85 | 279 | 35.18 | 1.54 |
planer (−1.28 to 30.08) | 505,045 | 54.31 | 334 | 42.12 | 0.78 | |
Convex (+30.08) | 212,372 | 22.84 | 208 | 26.23 | 1.15 | |
Distance to road (m) | 0 - 100 | 170,965 | 18.39 | 8 | 1.01 | 0.05 |
100 - 200 | 113,555 | 12.21 | 18 | 2.27 | 0.19 | |
200 - 300 | 90,204 | 9.70 | 55 | 6.94 | 0.72 | |
300 - 400 | 75,886 | 8.16 | 57 | 7.20 | 0.88 | |
400 - 500 | 65,154 | 7.01 | 81 | 10.23 | 1.46 | |
>500 | 413,912 | 44.52 | 573 | 72.35 | 1.62 |