Fig. 1. The process of dehazing algorithm

Fig. 2. Initial dark channel

Fig. 3. Comparison of details with different size windows filtering

Fig. 4. Comparison of processing effects of different window sizes

Fig. 5. The intensity map of R， G and B channels with adaptive atmospheric values

Fig. 6. Modulation of brightness

Fig. 7. Brightness comparison before and after image enhancement

Fig. 8. The image after brightness enhancement

Fig. 9. Modulation of saturation

Fig. 10. The comparison of dehazing

Fig. 11. Comparison of our algorithm with others

Fig. 12. Comparison of different algorithms