Constructing HVS-Based Optimal Substitution Matrix Using Enhanced Differential Evolution

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="824239.fig.002a" src="https://static.hindawi.com/articles/mpe/volume-2013/824239/figures/824239.fig.002a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>The embedding process</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="824239.fig.002b" src="https://static.hindawi.com/articles/mpe/volume-2013/824239/figures/824239.fig.002b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>The extraction process</td></tr></table></td></tr></table>

<table>The flowchart of the proposed scheme.</table>

Mathematical Problems in Engineering

fig2

Figure 2

Figure 2: Constructing HVS-Based Optimal Substitution Matrix Using Enhanced Differential Evolution 