Research Article
A Parameter-Optimized DBN Using GOA and Its Application in Fault Diagnosis of Gearbox
| Number of iterations | Batch size | Learning rate | Comprehensive distance | RMSE |
| 1 | 20 | 0.3166 | 2.9238 | 0.01945 | 2 | 20 | 0.1067 | 2.9233 | 0.01945 | 3 | 25 | 0.1067 | 2.9250 | 0.01944 | 4 | 25 | 0.1067 | 2.9267 | 0.01941 | … | 28 | 25 | 0.1068 | 2.9676 | 0.01926 | 29 | 25 | 0.1068 | 2.9793 | 0.01925 | 30 | 25 | 0.1068 | 2.9837 | 0.01922 | 31 | 25 | 0.1712 | 5.0172 | 0.00880 | … | 97 | 25 | 0.1712 | 5.1849 | 0.007640 | 98 | 25 | 0.1712 | 5.1862 | 0.007635 | 99 | 25 | 0.1711 | 5.1893 | 0.007563 | 100 | 25 | 0.1711 | 5.1982 | 0.007431 |
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