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

Table 5

Data for model diagnostic results.

No.	BPNN			GA-BPNN			MEA-BPNN
	RMSE (µm)	Number of iterations	Training time (s)	RMSE (µm)	Number of iterations	Training time (s)	RMSE (µm)	Number of iterations	Training time (s)
1	0.04172	96	7.3	0.02319	87	5.6	0.00163	56	4.7
2	0.01914	72	8.5	0.04127	65	4.9	0.00844	52	4.5
3	0.05737	56	7.8	0.02896	54	5.2	0.00493	49	5.1
4	0.05132	79	8.9	0.03655	80	7.1	0.00772	59	5.7
5	0.08451	82	7.4	0.06261	91	4.6	0.02164	35	3.4
6	0.03727	83	7.9	0.08175	70	6.3	0.01009	41	3.7
7	0.03236	79	9.5	0.05286	66	4.8	0.00103	49	4.1
8	0.07153	113	8.7	0.06103	59	5.4	0.00115	39	3.9
9	0.30247	87	8.4	0.04905	63	5.7	0.00121	34	4.2
10	0.08463	91	9.3	0.03617	74	4.7	0.00936	30	4.6
Mean	0.07823	83.8	8.37	0.04734	70.9	5.43	0.00672	44.4	4.39