Statistic

Mean PI (Gel)

Mean PI (Shea butter)

MSE

PSNR (dB)

SSIM

Mean

41.9783

46.0340

40.1283

32.7450

0.5934

Standard Error

2.2023

2.9341

3.2404

0.4067

0.0164

Standard Deviation

13.9285

18.5560

20.4941

2.5722

0.1035

Sample Variance

194.0043

344.3234

420.0082

6.6162

0.0107