Bearing Remaining Useful Life Prediction Based on a Nonlinear Wiener Process Model

Table 5

MAD of three methods at different time indexes.

	Gebraeel’s model (s)	The linear model (s)	Our model (s)
10	4847.5296	13.1931	110.9541
20	1007.8243	16.0942	4.6667
30	217.8650	14.4032	5.2765
40	33.8555	12.2644	4.6832
50	27.2808	12.3839	3.7097