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

Table 1

Comparison of results of model processing.

Model index	PSO-SVM	SA-PSO-SVM
RMSE	0.3135	0.2134
SSE	3.0477	1.4121
MAE	0.2719	0.1706
R^2(goodness of fit)	0.9685	0.9962