Fig. 1. Simulation of rs and rp with sun zenith angle

Fig. 2. Simulation of the degree of polarization with sun zenith angle

Fig. 3. Methodology Flow Chart

Fig. 4. Schematic diagram of FMM algorithm

Fig. 5. Indoor flare simulation and polarization imaging platform

Fig. 6. Four directional polarization image

Fig. 7. Image calculation and separation

Fig. 8. Comparison of experimental results

Fig. 9. Comparison of algorithm results