Research Article
A High-Quality Authenticatable Visual Secret Sharing Scheme Using SGX
Table 4
Performance comparison of gray images between Hou and Tu’s algorithm and T-VCS.
| | Images | PSNR (Hou and Tu [18]) | PSNR (random T-VCS) | PSNR (T-VCS) |
| | Barbara | 51.50% | 51.86% | 67.86% | | Goldhill | 51.35% | 51.74% | 67.17% | | Boat | 51.63% | 51.49% | 70.31% | | Zelda | 52.02% | 54.69% | 61.70% | | Baboon | 51.93% | 52.06% | 63.54% | | Peppers | 52.12% | 51.85% | 64.08% | | Airplane | 53.19% | 52.95% | 60.45% | | Lena | 53.37% | 53.14% | 59.64% |
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