A High-Quality Authenticatable Visual Secret Sharing Scheme Using SGX

Table 5

Performance comparison of color images among Hou, Liu et al., and T-VCS.

Images	PSNR (Hou [22])	PSNR (Liu et al. [40])	PSNR (T-VCS)
Barbara	27.78%	27.78%	43.49%
Goldhill	27.82%	27.82%	43.20%
Boat	27.90%	27.91%	41.89%
Zelda	27.83%	27.82%	42.90%
Baboon	27.81%	27.81%	44.76%
Peppers	27.86%	27.85%	44.23%
Airplane	27.44%	27.43%	40.92%
Lena	27.83%	27.84%	42.48%