State Diagnosis of Elevator Control Transformer over Vibration Signal Based on MEA-BP Neural Network

Table 3

Training parameter corresponding to different initial population.

Number of initial populations	Training step	Training time	Average evolution times	Training error
10	24	196.6149	45	0.01729371
15	32	260.3514	40	0.01305725
20	46	323.5294	36	0.00972516
25	86	340.1963	31	0.00865904
30	114	549.2634	34	0.01863492
35	157	812.5183	39	0.09075341