Table 2 Results of the application in other degradation experiments
From: Prognostic for hydraulic pump based upon DCT-composite spectrum and the modified echo state network
Algorithms | Loose slipper failure | Loose slipper failure | Slipper abrasion failure | ||||||
|---|---|---|---|---|---|---|---|---|---|
MAPE (%) | RMSPE (%) | Error | MAPE (%) | RMSPE (%) | Error | MAPE (%) | RMSPE (%) | Error | |
INW–ESN (dynamica) | 10.17 | 7.89 | 23 min | 13.11 | 9.03 | 46 min | 6.25 | 4.69 | 0 min |
INW–ESN (static) | 20.43 | 16.97 | Failed | 25.92 | 19.56 | Failed | 14.35 | 10.08 | Failed |
RNN (dynamica) | 18.29 | 15.11 | 161 min | 21.05 | 16.47 | 184 min | 11.17 | 8.83 | 69 min |
ESN (dynamica) | 16.08 | 12.14 | 207 min | 19.38 | 13.92 | 253 min | 8.41 | 6.05 | 92 min |
ELM (static) | 14.87 | 10.93 | 92 min | 16.77 | 12.01 | 115 min | 7.86 | 5.33 | 46 min |