Fig. 2From: Low-light image restoration using bright channel prior-based variational Retinex modelResulting images of each algorithm step: a input image; b estimated illumination image; c adjusted illumination image of b; d bright channel of a; e estimated reflectance image; and f resulting image using c, e (λ 1=300, λ 2=0.1, λ 3=0.9, and ω=10)Back to article page