Fig. 1. Polarized light navigation directional principle diagram

Fig. 2. Cascade attitude filtering flowchart

Fig. 3. Sage-Husa adaptive filtering flowchart

Fig. 4. Distribution of acceleration magnitudes and trust factors

Fig. 5. Flow chart of Gaussian Newton filtering for motion acceleration suppression

Fig. 6. Fixed wing flight control experimental platform

Fig. 7. Fixed wing flight control system architecture diagram

Fig. 8. Attitude calculation in static experimental

Fig. 9. Attitude calculation in dynamic experimental

Fig. 10. Attitude error results in dynamic experiment

Fig. 11. Accelerometer three-axis output under gradually changing acceleration

Fig. 12. Attitude solution under gradually changing acceleration

Fig. 13. Accelerometer three-axis output under sinusoidal acceleration

Fig. 14. Attitude solution under sinusoidal acceleration