Research Article

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

Figure 12

The waveforms of the last sample of: (a) bearing 1_3, (b) bearing 1_5, (c) bearing 1_6, and (d) bearing 1_7.
(a)
(b)
(c)
(d)