An Improved Recursive ARIMA Method with Recurrent Process for Remaining Useful Life Estimation of Bearings

Table 5

RMA method comparison.

Data	Algorithm		MSE	MAE		MAPE
1_4	ARNN		5.39	55.16	0.968	6.13
		GBT	8.95	72.25	0.990	1.70
		ABT	3.91	55.23	0.991	1.57
	ARIMA-R	RF	4.84	64.57	0.993	1.37
		NN	3.58	53.30	0.977	2.45
		RTF	5.21	46.48	0.997	0.84
1_6	ARNN		5.34	55.76	0.960	6.26
		GBT	2.01	30.68	0.977	4.79
		ABT	1.60	30.15	0.985	3.63
	ARIMA-R	RF	1.60	31.69	0.986	3.64
		NN	4.01	47.67	0.976	5.35
		RTF	1.54	26.04	0.991	2.76
3_3	ARNN		15.55	96.15	0.914	5.60
		GBT	4.55	48.25	0.975	2.58
		ABT	4.15	43.91	0.977	2.29
	ARIMA-R	RF	4.00	41.64	0.978	2.17
		NN	10.74	74.34	0.941	3.98
		RTF	2.57	30.91	0.986	1.63