[Retracted] An Improved Image Steganography Framework Based on Y Channel Information for Neural Style Transfer

Table 2

The mean PSNR and SSIM values of cover images and secret images.

Size of cover image	Size of secret image	Secret image
		PSNR		SSIM		BER
		Our	Li [29]	Our	Li [29]	Our	Li [29]
256×256	28×28	31.35	—	0.96	—	0.04	—
	32×32	30.21	—	0.94	—	0.06	0.09
	128×128	27.43	—	0.85	—	0.17	—
	256×256	27.29	—	0.82	—	0.22	—