Research Article

A Novel Method for Remaining Useful Life Prediction of Roller Bearings Involving the Discrepancy and Similarity of Degradation Trajectories

Table 3

The value of fitted degradation curves of training bearings at the life endpoint.

Training bearingB 1_1B 1_2B 2_1B 2_2B 3_1B 3_2

Sample length (10s)2,8038719117975151,637
Optimal order246444
0.54570.43680.29140.53330.26590.3702