A New Scheme for Keypoint Detection and Description

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/mpe/volume-2015/310704/figures/310704.fig.009a.svgz" name="310704.fig.009a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Viewpoint angle</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/mpe/volume-2015/310704/figures/310704.fig.009b.svgz" name="310704.fig.009b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Scale change</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/mpe/volume-2015/310704/figures/310704.fig.009c.svgz" name="310704.fig.009c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Scale change</td></tr><tr class="fig-image" id="d"><td><object data="https://static.hindawi.com/articles/mpe/volume-2015/310704/figures/310704.fig.009d.svgz" name="310704.fig.009d" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(d) </b>Decrease lighting</td></tr></table>

<div>Repeatability scores for image sequences, from (a) to (d),<i> Graffiti</i>,<i> Boat</i>,<i> Bark</i>, and<i> Leuven</i>.</div>

Mathematical Problems in Engineering

A New Scheme for Keypoint Detection and Description

Figure 9