A Copula-Based Method for Estimating Shear Strength Parameters of Rock Mass

Table 8

The guarantee rates of estimated and using the predominant slope and least square methods.

Set number		Predominant slope method		Least square method
		1	30.5	0.762	0.397	0.721	0.037
2	23.8	0.650	0.564	0.600	0.070
3	38.7	0.857	0.187	0.828	0.013
4	39.7	0.868	0.206	0.839	0.015
5	38.6	0.857	0.209	0.827	0.015
6	26.5	0.698	0.499	0.652	0.055
7	8.1	0.796	0.963	0.963	0.054
8	5.2	0.532	0.980	0.867	0.098
9	8.9	0.834	0.957	0.971	0.046
10	5.2	0.532	0.980	0.867	0.098
11	5.4	0.557	0.979	0.879	0.094
12	4.6	0.453	0.982	0.819	0.110