Geo-spatial Variability of Physiographic Parameters and Landslide Potentiality - Semi-quantitative Approaches for Landslide Assessment and Prediction - page 73

Fig. 2.8 Slope curvature map

Table 2.7 Curvature and landslide potentiality index (LPIV)
Classes (value of
slope curvature)

Number of
pixels (F 1 )

Number of landslide
affected pixels (F 2 )

Landslide potentiality index
(LPI) = (F 2 /F 1 × 100)

− 25.87 to − 11.41 995 221 22.21

11.41 to 5.73 785 210 26.75

− −

5.73 to 2.33 2,111 486 23.02

− −

− 2.33 to − 0.63 2,431 374 15.39

0.63 to 0.50 1,0045 388 3.84

−

0.50 2.49 6,302 268 4.25

-

2.49 - 7.31 5,438 464 8.53

7.31 14.69 3,343 475 14.21

-

14.69 24.33 895 222 24.80

-

24.33 - 46.45 786 265 33.71