Fig. 1. CGAN model

Fig. 2. Flow chart of proposed algorithm

Fig. 3. Structure of proposed generator

Fig. 4. Structure of proposed discriminator

Fig. 5. Sigmoid function curves

Fig. 6. Examples of synthetic low-illumination remote sensing images

Fig. 7. Comparison of 256 pixel×256 pixel subjective visual images via different algorithms. (a) Original images; (b) HE; (c) MSR; (d) MSRCR; (e) Dong; (f) proposed algorithm

Fig. 8. Results of 380 pixel×380 pixel images processed by proposed algorithm

Fig. 9. Experimental results of different values of α. (a) Original images; (b) α=2.1; (c) α=4; (d) α=6