Research Article
A Hybrid Domain Degradation Feature Extraction Method for Motor Bearing Based on Distance Evaluation Technique
Table 2
Distance evaluation factors and their differences between
and
.
| Feature parameter | | | |
| | 0.0315 | 0.0811 | −0.0496 | | 0.0409 | 0.0849 | −0.0440 | | | 0.0030 | −0.0026 | | 0.0023 | 0.0028 | | | 0.0064 | 0.0321 | −0.0258 | | 0.0174 | 0.0281 | −0.0107 | | 0.0111 | 0.0951 | −0.0840 | | 0.0037 | 0.0927 | −0.0890 | | 0.0114 | 0.0082 | 0.0032 | | 0.0018 | 0.0082 | −0.0064 | | 0.0452 | 0.0037 | 0.0415 | | 0.0044 | 0.0079 | −0.0035 | | 0.0118 | 0.0069 | 0.0050 | | 0.0038 | 0.0062 | −0.0024 | | 0.0765 | 0.0972 | −0.0206 | | 0.1938 | 0.1332 | 0.0606 | | 0.3834 | 0.2453 | 0.1381 | | 0.4835 | 0.3354 | 0.1482 | | 0.3104 | 0.2743 | 0.0361 | | 0.5367 | 0.2717 | 0.2650 | | 0.2700 | 0.8912 | −0.6212 | | 1 | 1 | 0 | | 0.0257 | 0.0101 | 0.0156 | | 0.0257 | 0.0119 | 0.0138 |
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