Kun Wei, Zhiguo Fan, Haihong Jin, Ceding Gui, Wanjuan Dong. Skylight Polarization Patterns Modelling Method Under Influence of Dawn and Twilight[J]. Laser & Optoelectronics Progress, 2024, 61(5): 0501002
- Laser & Optoelectronics Progress
- Vol. 61, Issue 5, 0501002 (2024)
Fig. 1. Three-dimensional spatial coordinate system of skylight polarization patterns
Fig. 2. Spatial distribution of scattering angle
Fig. 3. Q, U components and AOP, DOP at different height angles with a zimuth of 0°. (a) Q, U components and AOP, DOP; (b) Q, U components and AOP, DOP after considering multiple scattering
Fig. 4. Scattering phase function and polarization phase function of particles. (a) Scattering phase function; (b) polarized phase function
Fig. 5. Simulated and measured AOP of the dawn period when the sky is moonless
Fig. 6. Simulated and measured AOP of the twilight period when the sky is moonless
Fig. 7. Similarity curves during dawn and twilight when the sky is moonless. (a) Similarity curve during dawn; (b) similarity curve during twilight
Fig. 8. Images of skylight polarization patterns at some moments
Fig. 9. Measured and simulated AOP for some moments during twilight
Fig. 10. Changes in influence weight and similarity of twilight
Fig. 11. Measured and simulated AOP for some moments during dawn
Fig. 12. Changes in influence weight and smilarity of dawn
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Table 1. Positions and influence weights of the sun and the moon during twilight
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Table 2. Positions and influence weights of the sun and the moon during dawn
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