Table 5 Evaluation of the faded sample—reconstructed sample pairs

From: Color restoration of mural images based on a reversible neural network: leveraging reversible residual networks for structure and texture preservation

Sample

PIQE(↓)

NIQE(↓)

SSIM(↑)

PSNR(↑)

FSIM(↑)

GMSD(↓)

Row1

7.5857

8.8688

0.9648

21.6299

0.9723

0.1469

Row2

10.6191

6.8726

0.7173

14.1555

0.7784

0.2581

Row3

8.0488

9.8986

0.7927

15.3642

0.8067

0.2292

Row4

8.1036

10.6136

0.8014

18.5195

0.9326

0.1921

Row5

6.4714

9.1819

0.8251

16.7897

0.9580

0.1715

Row6

5.5875

10.1870

0.7879

17.0971

0.8348

0.2167

Row7

9.8497

12.0491

0.7287

14.8906

0.9213

0.1381

Row8

7.4112

10.2668

0.7798

17.9981

0.8907

0.1658

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