Remaining Useful Life Estimation of Fan Slewing Bearings in Nonlinear Wiener Process with Random Covariate Effect

Table 3

Parameter estimation of the M3 model.

Measurement time (×10^3 min)	M3 Model
						r
0.3	3.6030	0.4413	3.5734	0.4878	0.5089	1.1156
2	1.7030	0.0973	1.7034	0.1018	0.1019	0.1706
4	1.3530	0.0843	1.3534	0.0858	0.0879	0.1106