Research Article
Fault Diagnosis of Hydraulic Pumps Using PSO-VMD and Refined Composite Multiscale Fluctuation Dispersion Entropy
Table 5
Parameters of different methods.
| | RCMFDE | CMFDE | MFDE | MDE | MFE | MSE |
| Embedding dimension | 2 | 2 | 2 | 2 | 2 | 2 | Time delay | 1 | 1 | 1 | 1 | 1 | 1 | Classes | 6 | 6 | 6 | 6 | | | Threshold | | | | | 0.15 | 0.15 | Fuzzy parameter | | | | | 2 | | Largest scale factor | 20 | 20 | 20 | 20 | 20 | 20 |
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