Image Encryption Scheme Based on Balanced Two-Dimensional Cellular Automata

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									Original images</td><td align="center"><img alt="562768.table.004a" src="https://static.hindawi.com/articles/mpe/volume-2013/562768/figures/562768.table.004a.jpg"/></td><td align="center"><img alt="562768.table.004b" src="https://static.hindawi.com/articles/mpe/volume-2013/562768/figures/562768.table.004b.jpg"/></td><td align="center"><img alt="562768.table.004c" src="https://static.hindawi.com/articles/mpe/volume-2013/562768/figures/562768.table.004c.jpg"/></td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td align="left">NPCR of encrypted images</td><td align="center">99.7736%</td><td align="center">99.6950%</td><td align="center">99.6532%</td></tr><tr><td align="left">UACI of encrypted images</td><td align="center">33.4916%</td><td align="center">33.6278%</td><td align="center">33.5719%</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Comparison of NPCR and UACI in encrypting different plain images.

Mathematical Problems in Engineering

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Table 4

Table 4: Image Encryption Scheme Based on Balanced Two-Dimensional Cellular Automata 