A Novel Approach of Label Construction for Predicting Remaining Useful Life of Machinery

Table 2

Evaluation results of three labels and four models (IMS).

Models	New RUL label		Linear RUL label		Piecewise RUL label
	Score	RMSE	Score	RMSE	Score	RMSE
RNN	3.2199	0.6838	5.7834	2.9054	4.1641	1.8924
BP network	3.5863	3.0051	8.3087	5.1212	4.9563	3.2139
MLP	3.9781	3.5016	6.1778	5.3195	5.1935	4.7358
SVR	4.6046	1.2288	5.8675	5.9114	6.1047	3.1722