Prediction Model of Corrosion Current Density Induced by Stray Current Based on QPSO-Driven Neural Network

Table 4

Evaluation indexes on prediction results.

Error	BPNN	PSO-NN	QPSO-NN
MAE	0.0837	0.0720	0.0454
MSE	0.0110	0.0097	0.0039
RMSE	0.1047	0.0983	0.0624
PERR	0.5478	0.4830	0.1949