A Reversible Steganography Scheme of Secret Image Sharing Based on Cellular Automata and Least Significant Bits Construction

Table 1

The image quality of the stego images for various cover images with .

Cover images	Stego image 1		Stego image 2		Stego image 3
	PSNR (dB)	SSIM	PSNR (dB)	SSIM	PSNR (dB)	SSIM
Airplane	51.138	0.9955	51.144	0.9955	51.138	0.9955
Boat	51.135	0.9963	51.125	0.9962	51.141	0.9963
Couple	51.142	0.9964	51.148	0.9964	51.135	0.9964
Elaine	51.138	0.9970	51.144	0.9970	51.131	0.9969
Grape	51.151	0.9965	51.147	0.9965	51.136	0.9965
Mandrill	51.133	0.9987	51.140	0.9987	51.133	0.9987
Peppers	51.155	0.9962	51.145	0.9962	51.149	0.9962
Splash	51.152	0.9950	51.148	0.9950	51.143	0.9950
Zelda	51.162	0.9958	51.145	0.9958	51.133	0.9957
Average	51.145	0.9964	51.143	0.9964	51.138	0.9964