Table 2 Ablation experiments on MaskCLP

From: Sgrgan: sketch-guided restoration for traditional Chinese landscape paintings

Method

PSNR\(\uparrow\)

SSIM\(\uparrow\)

LPIPS\(\downarrow\)

0–15%

15–30%

30–45%

0–15%

15–30%

30–45%

0–15%

15–30%

30–45%

SGRGAN w/o sketch–guided

30.47

26.96

23.94

0.856

0.736

0.571

0.116

0.158

0.242

SGRGAN w/o Focal

30.56

27.01

24.06

0.862

0.740

0.576

0.111

0.148

0.238

SGRGAN w/o BiSCCFormer

30.41

26.88

23.86

0.845

0.731

0.562

0.124

0.167

0.249

SGRGAN

\(\varvec{30.59}\)

\(\varvec{27.06}\)

\(\varvec{24.10}\)

\(\varvec{0.867}\)

\(\varvec{0.741}\)

\(\varvec{0.582}\)

\(\varvec{0.105}\)

\(\varvec{0.145}\)

\(\varvec{0.231}\)

  1. We compare SGRGAN with SGRGAN w/o sketch-guided, SGRGAN w/o Focal, and SGRGAN w/o BiSCCFormer. \(\uparrow\) Higher values are better, \(\downarrow\) Lower values are better. *Optimal results are displayed in bold, while suboptimal results are underlined