Table 2.

PI, PSNR, RMSE, and SSIM for ssFSE cases (results are expressed as the average value ± one standard deviation)

ssFSE dataset
Images	PI	PSNR	RMSE	SSIM
PVR	12.74 ± 0.12	15.35 ± 0.25	44.27 ± 0.73	0.65 ± 0.09
SVR	7.83 ± 0.05	28.41 ± 0.47	27.84 ± 0.46	0.68 ± 0.05
Our SR	2.48 ± 0.09	27.47 ± 0.28	30.49 ± 0.35	0.78 ± 0.03