Prediction and Analysis of Slope Stability Based on IPSO-SVM Machine Learning Model

Table 2

Relative error table of prediction results of different models.

Number of samples	Real value	SVM	SPO-SVM	ISPO-SVM	Relative error (SVM and real value)%	Relative error (PSO-SVM and real value)%	Relative error (IPSO-SVM and real value)%
23	1.200	0.921	1.151	1.187	23.3	4.1	1.1
24	1.300	1.095	1.209	1.289	15.8	7.0	0.8
25	0.900	1.111	0.984	0.912	23.4	9.3	1.3
26	0.830	0.956	0.867	0.824	15.2	4.5	0.7
27	0.790	0.896	0.812	0.798	13.4	2.8	1.0
28	0.670	0.796	0.693	0.679	18.8	3.4	1.3
Average	0.948	0.9625	0.953	0.948	18.3	5.2	1.1