Prediction Model for Safe Operation of Pumping Stations Optimized by the Sparrow Search Algorithm and BP Neural Network

Table 6

Comparison of model performance under different proportion samples.

Performance metric	Number of training sets : number of test sets
	6 : 4	7 : 3	8 : 2	9 : 1
MAE	0.28017	0.25073	0.22985	0.31753
MSE	0.096945	0.10452	0.085502	0.18496
RMSE	0.31136	0.32329	0.29241	0.43007
MAPE (%)	0.0033603	0.0030279	0.00002786	0.0038087
Hidden layer maximum holiday points	11	9	10	4