Otsu Based Optimal Multilevel Image Thresholding Using Firefly Algorithm

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="794574.fig.001a" src="https://static.hindawi.com/articles/mse/volume-2014/794574/figures/794574.fig.001a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Initial stage of search</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="794574.fig.001b" src="https://static.hindawi.com/articles/mse/volume-2014/794574/figures/794574.fig.001b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Intermediate stage</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="794574.fig.001c" src="https://static.hindawi.com/articles/mse/volume-2014/794574/figures/794574.fig.001c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>Final stage</td></tr></table></td></tr></table>

<table>Various stages of firefly search.</table>

Modelling and Simulation in Engineering

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Figure 1

Figure 1: Otsu Based Optimal Multilevel Image Thresholding Using Firefly Algorithm 