An Improved KNN-Based Slope Stability Prediction Model

Table 4

Test samples of the slope stability.

No.	Slope angle (°)	Slope height (m)	Cohesion (MPa)	Internal friction angle (°)	Unit weight (kN/m^3)	Groundwater level (m)	Earthquake intensity	Rainfall intensity (mm)	Grade	Prediction results
1	29	60	0	23.5	18.7	50	4	30	III	III
2	29	59	0.023	25.0	12.0	100	4	3	V	V
3	28	59	0.001	32.5	20.4	100	3	6	III	III
4	28	58	0.006	18.0	18.1	10	4	89	IV	IV
5	28	58	0.009	32.0	21.8	10	4	60	IV	IV
6	27	57	0.012	16.3	17.0	20	3	58	I	I
7	27	57	0.008	26.0	17.6	80	4	57	II	II
8	25	56	0.020	15.0	18.5	10	4	57	IV	IV
9	25	55	0.015	30.0	18.8	50	4	56	IV	IV
10	21	52	0.017	37.5	22.8	20	3	55	II	II
11	20	50	0.010	37.0	20.0	20	3	52	I	I
12	20	50	0	20.0	23.0	50	4	50	II	II
13	20	49	0	24.5	20.0	80	4	50	III	II (×)
14	20	47	0.014	25.0	18.8	20	4	49	V	V