Table 5 Cumulative differential settlement prediction model of monitoring point 4.
Prediction model | Parameters of the equation | R2 | SSE | MPAE (%) |
---|---|---|---|---|
Hyperbolic model | \({a}_{1}\) = 4.95, \({b}_{1}\) = 0.85, \({c}_{1}\) = 101.51, \({d}_{1}\) = 0.73 | 0.914 | 0.009 | 9.1 |
Exponential curve model | \({a}_{2}\) = 5.14, \({b}_{2}\) = 3.07, \({c}_{2}\) = 0.025 | 0.941 | 0.007 | 3.7 |
Combined forecasting model | \({n}_{1}\) = 0.83, \({n}_{2}\) = 0.13 | 0.952 | 0.005 | 3.7 |