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Underexposed Photo Enhancement Using Deep Illumination Estimation

CVPR 2019 · Image generation › Image restoration · approach: Low-light image enhancement · 997 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
use DeepUPE instead of HDRNetUnderexposed photo enhancement · Underexposed photo dataset testPSNR: 26.33 -> 30.97Helped
use DeepUPE instead of HDRNetUnderexposed photo enhancement · Underexposed photo dataset testSSIM: 0.743 -> 0.856Helped
use DeepUPE instead of HDRNetPhoto enhancement · MIT-Adobe FiveKPSNR: 28.61 -> 30.80Helped
use DeepUPE instead of HDRNetPhoto enhancement · MIT-Adobe FiveKSSIM: 0.866 -> 0.893Helped
add reconstruction loss to naive image-to-image regression (ablation)DeepUPE · Underexposed photo dataset testPSNR: 27.02 -> 28.97Helped
add reconstruction loss to naive image-to-image regression (ablation)DeepUPE · MIT-Adobe FiveKPSNR: 28.81 -> 29.41Helped
add smoothness loss to reconstruction-loss training (ablation)DeepUPE · Underexposed photo dataset testPSNR: 28.97 -> 30.03Helped
add smoothness loss to reconstruction-loss training (ablation)DeepUPE · MIT-Adobe FiveKPSNR: 29.41 -> 30.71Helped
add color loss to reconstruction-and-smoothness training (ablation)DeepUPE · Underexposed photo dataset testPSNR: 30.03 -> 30.97Helped
add color loss to reconstruction-and-smoothness training (ablation)DeepUPE · MIT-Adobe FiveKPSNR: 30.71 -> 30.80Helped

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