Fig. 1. Schematic of triangulation interpolation

Fig. 2. Original images. (a) GF-2 panchromatic image; (b) GF-2 multispectral image; (c) Superview-1 panchromatic image; (d) Superview-1 multispectral image

Fig. 3. GF-2 images after dehazing process. (a) Haze image in blue spectral band; (b) image of bright object in red spectral band; (c) dark channel image; (d) non-dark channel image

Fig. 4. Superview-1 images after dehazing process. (a) Haze image in blue spectral band; (b) image of bright object in red spectral band; (c) dark channel image; (d) non-dark channel image

Fig. 5. GF-2 images before and after dehazing processing. (a) Original panchromatic image; (b) panchromatic image after processing by Makarau's method; (c) panchromatic image after processing by proposed method; (d) original multispectral true color image; (e) true color image after processing by Makarau's method; (f) true color image after processing by proposed method

Fig. 6. Superview-1 images before and after dehazing processing. (a) Original panchromatic image; (b) panchromatic image after processing by Makarau's method; (c) panchromatic image after processing by proposed method; (d) original multispectral true color image; (e) true color image after processing by Makarau's method; (f) true color image after processing by proposed method

Fig. 7. Comparison histogram of GF-2 image quality parameters before and after dehazing processing. (a) Average gray-scale gradient; (b) edge energy; (c) contrast; (d) sharpness

Fig. 8. Comparison histogram of Superview-1 image quality parameters before and after dehazing processing. (a) Average gray-scale gradient; (b) edge energy; (c) contrast; (d) sharpness

Fig. 9. Schematics of color of local bright object before and after dehazing processing. (a) Original image; (b) image processed by Makarau's method; (c) image processed by proposed method

Fig. 10. Dehazing processing of whole scene image. (a) Original image and some details; (b) dehazing image and some details

Table 1. Satellite parameters

Table 2. Comparison of quality parameters of GF-2 panchromatic images before and after dehazing processing

Table 3. Comparison of quality parameters of GF-2 multispectral images before and after dehazing processing

Table 4. Comparison of quality parameters of Superview-1 panchromatic images before and after dehazing processing

Table 5. Comparison of quality parameters of Superview-1 multispectral spectral images before and after dehazing processing