Research on the Settlement Prediction Model of Foundation Pit Based on the Improved PSO-SVM Model

Table 3

Comparison of the accuracy of the three model treatments (unit: mm).

	SVM	PSO-SVM	SA-PSO-SVM
RMSE	0.6038	03135	0.2134
SSE	11.3001	3.0477	1.4121
MAE	0.4583	0.2719	0.1706
R^2	0.9241	0.9685	0.9962