Research Article
Bearing Fault Diagnosis Based on Multilayer Domain Adaptation
Table 2
Description of 14 health conditions with both single and compound faults.
| Bearing fault pattern | Diameters (mm) | Training samples | Testing samples | Label | Abbreviation |
| NO | ā | 320 | 160 | 0 | NO | IF | 0.2 | 320 | 160 | 1 | IF02 | 0.3 | 320 | 160 | 2 | IF03 | 0.4 | 320 | 160 | 3 | IF04 | OF | 0.2 | 320 | 160 | 4 | OF02 | 0.3 | 320 | 160 | 5 | OF03 | 0.4 | 320 | 160 | 6 | OF04 | BF | 0.2 | 320 | 160 | 7 | BF02 | 0.3 | 320 | 160 | 8 | BF03 | 0.4 | 320 | 160 | 9 | BF04 | IB | 0.2 | 320 | 160 | 10 | IB | IO | 0.2 | 320 | 160 | 11 | IO | OB | 0.2 | 320 | 160 | 12 | OB | IOB | 0.2 | 320 | 160 | 13 | IOB |
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