Table 3 RUL prediction performance of bearing 1-3 based on different TFR generation methods
From: Deep Spatiotemporal Convolutional-Neural-Network-Based Remaining Useful Life Estimation of Bearings
TFR method | RMSE | Spearman coefficient | Sign trend factor |
|---|---|---|---|
CWT | 0.0523 | 0.8732 | 0.9980 |
WVD | 0.1913 | 0.6596 | 0.9552 |
PWVD | 0.1355 | 0.9422 | 1.0000 |