Revisit Retinex Theory: Towards a Lightness-Aware Restorer for Underexposed Images

Figure 3

Comparison on a severely underexposed image. (a) Input. (b) CLAHE [6]. (c) Yuan and Sun [19]. (d) LIME [8]. (e) Exposure [28]. (f) DeepUPE [3]. (g) ExCNet [21]. (h) LiAR.

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