Summary statistic of quantitative parameters in test and validation sets

Data-Set	Statistic	RMSE	PSNR	SSIM	Relative error (%)	Pearson correlation
Test-Set	Mean	0.0017	55.47	0.999	0.11	0.99
	SD	0.0005	2.73	0.0001	0.01	0.01
	Min	0.0005	46.91	0.997	-1.89	0.97
	Max	0.0045	64.62	0.999	1.78	1

Validation-Set	Mean	0.0016	56.47	0.999	0.10	0.99
	SD	0.0003	1.45	0.0001	0.02	0.02
	Min	0.0004	45.82	0.998	-1.75	0.98
	Max	0.0043	65.78	0.999	2.01	1