NSCT Domain Additive Watermark Detection Using RAO Hypothesis Test and Cauchy Distribution

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/mpe/volume-2016/4065215/figures/4065215.fig.005a.svgz" name="4065215.fig.005a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Barbara (7th subband in the 3rd level)</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/mpe/volume-2016/4065215/figures/4065215.fig.005b.svgz" name="4065215.fig.005b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Lena (8th subband in the 3rd level)</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/mpe/volume-2016/4065215/figures/4065215.fig.005c.svgz" name="4065215.fig.005c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Peppers (4th subband in the 3rd level)</td></tr></table>

<div>Good of Fitness for NSCT subband coefficients.</div>

Mathematical Problems in Engineering

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Figure 5

Figure 5: NSCT Domain Additive Watermark Detection Using RAO Hypothesis Test and Cauchy Distribution 