Fig. 1. Low light image and hazy image

Fig. 2. Framework of low-light image enhancement via extend atmospheric scattering model

Fig. 3. LIEAS and DE models for image detail and image color comparison

Fig. 4. Enhancement images with different γ

Fig. 5. Evaluation of enhanced images with different γ value

Fig. 6. Enhanced images of different win size

Fig. 7. Enhanced images of different pixel of bright channels

Fig. 8. Enhanced image and transmission map under different optimization methods

Fig. 9. Comparison of enhancement images of different models

Fig. 10. Comparison of enhanced image between TFDL and LIEAS model

Fig. 11. Comparison of images before and after dehazing by LIEAS

Fig. 12. The result of different model enhancement

Fig. 13. The enhanced city night and detail images obtained by different models

Fig. 14. The enhanced landscape and detail images obtained by different models

Fig. 15. The enhanced house and detail images obtained by different models

Fig. 16. Index values of different models corresponding to enhanced test images

Fig. 17. The enhanced result of different models with original reference images