Table 2:
Comparison of the MPPI and LQR controllers’ performance in terms of tracking desired pitch and yaw signals for square, circle, and infinity trajectories.
| Trajectory | Pitch (deg) | Yaw (deg) | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| RMSE | MAE | RMSE | MAE | |||||||||
| LQR | MPPI | LQR | MPPI | LQR | MPPI | LQR | MPPI | |||||
| Rectangle | 2.54±0.78 | 2.65±1.08 | 0.8748 | 1.82±0.67 | 1.88±0.83 | 0.9143 | 1.66±0.37 | 1.85±0.23 | 0.4228 | 1.34±0.24 | 1.29±0.11 | 0.7232 |
| Oval | 2.78±1.06 | 2.17±0.40 | 0.2325 | 2.24±0.97 | 1.55±0.31 | 0.1480 | 2.81±0.68 | 2.88±0.62 | 0.8559 | 2.35±0.72 | 2.30±0.49 | 0.8913 |
| Infinity | 2.83±1.14 | 2.47±1.34 | 0.4861 | 2.45±1.13 | 1.95±1.29 | 0.3237 | 2.19±0.68 | 1.83±0.34 | 0.1202 | 1.75±0.63 | 1.48±0.35 | 0.2115 |