Table 14 Perform an ablation experiment comparing the usual sparse attention mechanism with the sparse attention mechanism used in the CUI-Net network.

From: CUI-Net: a correcting uneven illumination net for low-light image enhancement

Component

SSIM\(\uparrow\)

PSNR\(\uparrow\)

LPIPS\(\downarrow\)

Topk_normal

0.4509

15.5529

0.3235

Topk_CUI

0.4521

16.3019

0.3223

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