Table 7.
Description of 5 working states of bearing.
| Fault type | ID | Label | Train size | Test size |
|---|---|---|---|---|
| Ball malfunction | BA1 | 1 | 0.8 | 0.2 |
| Composite fault | CA1 | 2 | 0.8 | 0.2 |
| healthy | HA1 | 3 | 0.8 | 0.2 |
| Inner ring failure | IA1 | 4 | 0.8 | 0.2 |
| Outer ring failure | OA1 | 5 | 0.8 | 0.2 |
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