Research Article
Application of Principal Component Analysis-Assisted Neural Networks for the Rotor Blade Load Prediction
Table 5
Comparison of three kinds of RMSE models from four maneuvers for blade loads.
| | MLR error | BP error | PCA-BP error | PCA-BP to MLR reduced error | PCA-BP to BP reduced error | Maneuver |
| Hovering | 9.76% | 4.53% | 3.15% | 6.61% | 1.38% | Flight forward | 8.35% | 4.39% | 1.56% | 6.79% | 2.83% | Left and right turns | 12.14% | 5.22% | 2.80% | 9.34% | 2.42% | Symmetric push-pull | 10.53% | 3.83% | 2.31% | 8.22% | 1.52% | Average | 10.20% | 4.49% | 2.46% | 7.74% | 2.03% |
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